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nessusUbuntu Security Notice (C) 2024 Canonical, Inc. / NASL script (C) 2024 and is owned by Tenable, Inc. or an Affiliate thereof.UBUNTU_USN-6871-1.NASL
HistoryJul 04, 2024 - 12:00 a.m.

Ubuntu 20.04 LTS : Linux kernel (HWE) vulnerabilities (USN-6871-1)

2024-07-0400:00:00
Ubuntu Security Notice (C) 2024 Canonical, Inc. / NASL script (C) 2024 and is owned by Tenable, Inc. or an Affiliate thereof.
www.tenable.com
1
ubuntu
linux kernel
hwe
vulnerabilities
ata over ethernet
atheros 802.11ac wireless driver
hugetlb file system
intel data streaming
intel analytics accelerator
bluetooth rfcomm protocol
security issues
arm32 architecture
risc-v architecture
x86 architecture
acpi drivers
block layer
clock framework
cpu frequency scaling
cryptographic api
dma engine
efi core
gpu drivers
infiniband drivers
iommu
multiple devices driver
media drivers
mmc subsystem
network drivers
ntb driver
nvme drivers
pci subsystem
mediatek pm domains
power supply drivers
spi subsystem
media staging drivers
tcm subsystem
usb subsystem
framebuffer layer
afs file system
file systems infrastructure
btrfs file system
erofs file system
ext4 file system
f2fs file system
network file system client
ntfs3 file system
diskquota system
smb network file system
bpf subsystem
netfilter
tls protocol
io_uring subsystem
bluetooth subsystem
memory management
ethernet bridge
networking core
hsr network protocol
ipv4 networking
ipv6 networking
l2tp protocol
mac80211 subsystem
multipath tcp
netlink
net/rom layer
packet sockets
rds protocol
sun rpc protocol
unix domain sockets
wireless networking
usb sound devices

9.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

7.9 High

AI Score

Confidence

High

The remote Ubuntu 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6871-1 advisory.

It was discovered that the ATA over Ethernet (AoE) driver in the Linux kernel contained a race condition,     leading to a use-after-free vulnerability. An attacker could use this to cause a denial of service or     possibly execute arbitrary code. (CVE-2023-6270)

It was discovered that the Atheros 802.11ac wireless driver did not properly validate certain data     structures, leading to a NULL pointer dereference. An attacker could possibly use this to cause a denial     of service. (CVE-2023-7042)

It was discovered that the HugeTLB file system component of the Linux Kernel contained a NULL pointer     dereference vulnerability. A privileged attacker could possibly use this to to cause a denial of service.
(CVE-2024-0841)

It was discovered that the Intel Data Streaming and Intel Analytics Accelerator drivers in the Linux     kernel allowed direct access to the devices for unprivileged users and virtual machines. A local attacker     could use this to cause a denial of service. (CVE-2024-21823)

Yuxuan Hu discovered that the Bluetooth RFCOMM protocol driver in the Linux Kernel contained a race     condition, leading to a NULL pointer dereference. An attacker could possibly use this to cause a denial of     service (system crash). (CVE-2024-22099)

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to     compromise the system. This update corrects flaws in the following subsystems:

- ARM32 architecture;

- RISC-V architecture;

- x86 architecture;

- ACPI drivers;

- Block layer subsystem;

- Clock framework and drivers;

- CPU frequency scaling framework;

- Cryptographic API;

- DMA engine subsystem;

- EFI core;

- GPU drivers;

- InfiniBand drivers;

- IOMMU subsystem;

- Multiple devices driver;

- Media drivers;

- MMC subsystem;

- Network drivers;

- NTB driver;

- NVME drivers;

- PCI subsystem;

- MediaTek PM domains;

- Power supply drivers;

- SPI subsystem;

- Media staging drivers;

- TCM subsystem;

- USB subsystem;

- Framebuffer layer;

- AFS file system;

- File systems infrastructure;

- BTRFS file system;

- EROFS file system;

- Ext4 file system;

- F2FS file system;

- Network file system client;

- NTFS3 file system;

- Diskquota system;

- SMB network file system;

- BPF subsystem;

- Netfilter;

- TLS protocol;

- io_uring subsystem;

- Bluetooth subsystem;

- Memory management;

- Ethernet bridge;

- Networking core;

- HSR network protocol;

- IPv4 networking;

- IPv6 networking;

- L2TP protocol;

- MAC80211 subsystem;

- Multipath TCP;

- Netlink;

- NET/ROM layer;

- Packet sockets;

- RDS protocol;

- Sun RPC protocol;

- Unix domain sockets;

- Wireless networking;

- USB sound devices; (CVE-2024-26901, CVE-2024-35844, CVE-2024-27024, CVE-2024-26835, CVE-2024-26879,     CVE-2024-26846, CVE-2024-35829, CVE-2024-26804, CVE-2024-26802, CVE-2024-27039, CVE-2024-27075,     CVE-2024-27076, CVE-2024-26863, CVE-2024-27046, CVE-2024-26776, CVE-2024-26875, CVE-2024-26885,     CVE-2024-26583, CVE-2024-26777, CVE-2024-26803, CVE-2024-27047, CVE-2024-26748, CVE-2024-27044,     CVE-2024-27416, CVE-2024-26906, CVE-2024-27405, CVE-2024-26749, CVE-2024-27436, CVE-2024-26895,     CVE-2023-52662, CVE-2024-26772, CVE-2023-52645, CVE-2024-26787, CVE-2024-26788, CVE-2023-52497,     CVE-2024-26795, CVE-2024-26763, CVE-2024-27414, CVE-2024-26870, CVE-2024-27412, CVE-2024-27078,     CVE-2024-27388, CVE-2024-26894, CVE-2023-52641, CVE-2024-27053, CVE-2024-26584, CVE-2024-26752,     CVE-2024-35845, CVE-2024-26884, CVE-2024-26782, CVE-2024-26859, CVE-2024-26809, CVE-2024-27038,     CVE-2024-26897, CVE-2024-26750, CVE-2023-52644, CVE-2024-26848, CVE-2024-26833, CVE-2024-26801,     CVE-2024-26872, CVE-2023-52620, CVE-2023-52652, CVE-2024-26839, CVE-2024-26851, CVE-2024-26805,     CVE-2024-26659, CVE-2024-26791, CVE-2023-52640, CVE-2024-26883, CVE-2024-26737, CVE-2024-27028,     CVE-2024-26603, CVE-2024-27073, CVE-2024-26792, CVE-2024-35830, CVE-2024-26585, CVE-2024-27045,     CVE-2024-26880, CVE-2024-27074, CVE-2023-52434, CVE-2024-26778, CVE-2024-26754, CVE-2024-27034,     CVE-2024-35828, CVE-2024-26643, CVE-2024-26774, CVE-2024-26878, CVE-2024-26733, CVE-2024-27043,     CVE-2023-52656, CVE-2024-26816, CVE-2024-26907, CVE-2024-26838, CVE-2024-26651, CVE-2024-26790,     CVE-2024-26840, CVE-2024-26751, CVE-2024-27410, CVE-2023-52447, CVE-2024-27431, CVE-2024-26861,     CVE-2024-27077, CVE-2024-26779, CVE-2024-27054, CVE-2024-26601, CVE-2024-26874, CVE-2024-26764,     CVE-2023-52650, CVE-2024-26843, CVE-2024-26856, CVE-2024-26820, CVE-2024-26903, CVE-2024-27037,     CVE-2024-26798, CVE-2024-27415, CVE-2024-27419, CVE-2024-26736, CVE-2024-27403, CVE-2024-27432,     CVE-2024-26735, CVE-2024-26793, CVE-2024-26881, CVE-2024-26889, CVE-2024-27052, CVE-2024-26766,     CVE-2024-26882, CVE-2024-27417, CVE-2024-26688, CVE-2024-26747, CVE-2024-26877, CVE-2024-26744,     CVE-2024-27051, CVE-2024-26743, CVE-2024-26857, CVE-2024-26855, CVE-2024-26852, CVE-2024-26771,     CVE-2024-26891, CVE-2024-27030, CVE-2024-26769, CVE-2024-27413, CVE-2024-26898, CVE-2024-26915,     CVE-2024-26845, CVE-2024-27065, CVE-2024-26924, CVE-2024-26862, CVE-2024-27390, CVE-2024-26773)

Tenable has extracted the preceding description block directly from the Ubuntu security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application’s self-reported version number.

#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Ubuntu Security Notice USN-6871-1. The text
# itself is copyright (C) Canonical, Inc. See
# <https://ubuntu.com/security/notices>. Ubuntu(R) is a registered
# trademark of Canonical, Inc.
##

include('compat.inc');

if (description)
{
  script_id(201863);
  script_version("1.1");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/07/04");

  script_cve_id(
    "CVE-2023-6270",
    "CVE-2023-7042",
    "CVE-2023-52434",
    "CVE-2023-52447",
    "CVE-2023-52497",
    "CVE-2023-52620",
    "CVE-2023-52640",
    "CVE-2023-52641",
    "CVE-2023-52644",
    "CVE-2023-52645",
    "CVE-2023-52650",
    "CVE-2023-52652",
    "CVE-2023-52656",
    "CVE-2023-52662",
    "CVE-2024-0841",
    "CVE-2024-21823",
    "CVE-2024-22099",
    "CVE-2024-26583",
    "CVE-2024-26584",
    "CVE-2024-26585",
    "CVE-2024-26601",
    "CVE-2024-26603",
    "CVE-2024-26643",
    "CVE-2024-26651",
    "CVE-2024-26659",
    "CVE-2024-26688",
    "CVE-2024-26733",
    "CVE-2024-26735",
    "CVE-2024-26736",
    "CVE-2024-26737",
    "CVE-2024-26743",
    "CVE-2024-26744",
    "CVE-2024-26747",
    "CVE-2024-26748",
    "CVE-2024-26749",
    "CVE-2024-26750",
    "CVE-2024-26751",
    "CVE-2024-26752",
    "CVE-2024-26754",
    "CVE-2024-26763",
    "CVE-2024-26764",
    "CVE-2024-26766",
    "CVE-2024-26769",
    "CVE-2024-26771",
    "CVE-2024-26772",
    "CVE-2024-26773",
    "CVE-2024-26774",
    "CVE-2024-26776",
    "CVE-2024-26777",
    "CVE-2024-26778",
    "CVE-2024-26779",
    "CVE-2024-26782",
    "CVE-2024-26787",
    "CVE-2024-26788",
    "CVE-2024-26790",
    "CVE-2024-26791",
    "CVE-2024-26792",
    "CVE-2024-26793",
    "CVE-2024-26795",
    "CVE-2024-26798",
    "CVE-2024-26801",
    "CVE-2024-26802",
    "CVE-2024-26803",
    "CVE-2024-26804",
    "CVE-2024-26805",
    "CVE-2024-26809",
    "CVE-2024-26816",
    "CVE-2024-26820",
    "CVE-2024-26833",
    "CVE-2024-26835",
    "CVE-2024-26838",
    "CVE-2024-26839",
    "CVE-2024-26840",
    "CVE-2024-26843",
    "CVE-2024-26845",
    "CVE-2024-26846",
    "CVE-2024-26848",
    "CVE-2024-26851",
    "CVE-2024-26852",
    "CVE-2024-26855",
    "CVE-2024-26856",
    "CVE-2024-26857",
    "CVE-2024-26859",
    "CVE-2024-26861",
    "CVE-2024-26862",
    "CVE-2024-26863",
    "CVE-2024-26870",
    "CVE-2024-26872",
    "CVE-2024-26874",
    "CVE-2024-26875",
    "CVE-2024-26877",
    "CVE-2024-26878",
    "CVE-2024-26879",
    "CVE-2024-26880",
    "CVE-2024-26881",
    "CVE-2024-26882",
    "CVE-2024-26883",
    "CVE-2024-26884",
    "CVE-2024-26885",
    "CVE-2024-26889",
    "CVE-2024-26891",
    "CVE-2024-26894",
    "CVE-2024-26895",
    "CVE-2024-26897",
    "CVE-2024-26898",
    "CVE-2024-26901",
    "CVE-2024-26903",
    "CVE-2024-26906",
    "CVE-2024-26907",
    "CVE-2024-26915",
    "CVE-2024-26924",
    "CVE-2024-27024",
    "CVE-2024-27028",
    "CVE-2024-27030",
    "CVE-2024-27034",
    "CVE-2024-27037",
    "CVE-2024-27038",
    "CVE-2024-27039",
    "CVE-2024-27043",
    "CVE-2024-27044",
    "CVE-2024-27045",
    "CVE-2024-27046",
    "CVE-2024-27047",
    "CVE-2024-27051",
    "CVE-2024-27052",
    "CVE-2024-27053",
    "CVE-2024-27054",
    "CVE-2024-27065",
    "CVE-2024-27073",
    "CVE-2024-27074",
    "CVE-2024-27075",
    "CVE-2024-27076",
    "CVE-2024-27077",
    "CVE-2024-27078",
    "CVE-2024-27388",
    "CVE-2024-27390",
    "CVE-2024-27403",
    "CVE-2024-27405",
    "CVE-2024-27410",
    "CVE-2024-27412",
    "CVE-2024-27413",
    "CVE-2024-27414",
    "CVE-2024-27415",
    "CVE-2024-27416",
    "CVE-2024-27417",
    "CVE-2024-27419",
    "CVE-2024-27431",
    "CVE-2024-27432",
    "CVE-2024-27436",
    "CVE-2024-35828",
    "CVE-2024-35829",
    "CVE-2024-35830",
    "CVE-2024-35844",
    "CVE-2024-35845"
  );
  script_xref(name:"USN", value:"6871-1");

  script_name(english:"Ubuntu 20.04 LTS : Linux kernel (HWE) vulnerabilities (USN-6871-1)");

  script_set_attribute(attribute:"synopsis", value:
"The remote Ubuntu host is missing one or more security updates.");
  script_set_attribute(attribute:"description", value:
"The remote Ubuntu 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in
the USN-6871-1 advisory.

    It was discovered that the ATA over Ethernet (AoE) driver in the Linux kernel contained a race condition,
    leading to a use-after-free vulnerability. An attacker could use this to cause a denial of service or
    possibly execute arbitrary code. (CVE-2023-6270)

    It was discovered that the Atheros 802.11ac wireless driver did not properly validate certain data
    structures, leading to a NULL pointer dereference. An attacker could possibly use this to cause a denial
    of service. (CVE-2023-7042)

    It was discovered that the HugeTLB file system component of the Linux Kernel contained a NULL pointer
    dereference vulnerability. A privileged attacker could possibly use this to to cause a denial of service.
    (CVE-2024-0841)

    It was discovered that the Intel Data Streaming and Intel Analytics Accelerator drivers in the Linux
    kernel allowed direct access to the devices for unprivileged users and virtual machines. A local attacker
    could use this to cause a denial of service. (CVE-2024-21823)

    Yuxuan Hu discovered that the Bluetooth RFCOMM protocol driver in the Linux Kernel contained a race
    condition, leading to a NULL pointer dereference. An attacker could possibly use this to cause a denial of
    service (system crash). (CVE-2024-22099)

    Several security issues were discovered in the Linux kernel. An attacker could possibly use these to
    compromise the system. This update corrects flaws in the following subsystems:

    - ARM32 architecture;

    - RISC-V architecture;

    - x86 architecture;

    - ACPI drivers;

    - Block layer subsystem;

    - Clock framework and drivers;

    - CPU frequency scaling framework;

    - Cryptographic API;

    - DMA engine subsystem;

    - EFI core;

    - GPU drivers;

    - InfiniBand drivers;

    - IOMMU subsystem;

    - Multiple devices driver;

    - Media drivers;

    - MMC subsystem;

    - Network drivers;

    - NTB driver;

    - NVME drivers;

    - PCI subsystem;

    - MediaTek PM domains;

    - Power supply drivers;

    - SPI subsystem;

    - Media staging drivers;

    - TCM subsystem;

    - USB subsystem;

    - Framebuffer layer;

    - AFS file system;

    - File systems infrastructure;

    - BTRFS file system;

    - EROFS file system;

    - Ext4 file system;

    - F2FS file system;

    - Network file system client;

    - NTFS3 file system;

    - Diskquota system;

    - SMB network file system;

    - BPF subsystem;

    - Netfilter;

    - TLS protocol;

    - io_uring subsystem;

    - Bluetooth subsystem;

    - Memory management;

    - Ethernet bridge;

    - Networking core;

    - HSR network protocol;

    - IPv4 networking;

    - IPv6 networking;

    - L2TP protocol;

    - MAC80211 subsystem;

    - Multipath TCP;

    - Netlink;

    - NET/ROM layer;

    - Packet sockets;

    - RDS protocol;

    - Sun RPC protocol;

    - Unix domain sockets;

    - Wireless networking;

    - USB sound devices; (CVE-2024-26901, CVE-2024-35844, CVE-2024-27024, CVE-2024-26835, CVE-2024-26879,
    CVE-2024-26846, CVE-2024-35829, CVE-2024-26804, CVE-2024-26802, CVE-2024-27039, CVE-2024-27075,
    CVE-2024-27076, CVE-2024-26863, CVE-2024-27046, CVE-2024-26776, CVE-2024-26875, CVE-2024-26885,
    CVE-2024-26583, CVE-2024-26777, CVE-2024-26803, CVE-2024-27047, CVE-2024-26748, CVE-2024-27044,
    CVE-2024-27416, CVE-2024-26906, CVE-2024-27405, CVE-2024-26749, CVE-2024-27436, CVE-2024-26895,
    CVE-2023-52662, CVE-2024-26772, CVE-2023-52645, CVE-2024-26787, CVE-2024-26788, CVE-2023-52497,
    CVE-2024-26795, CVE-2024-26763, CVE-2024-27414, CVE-2024-26870, CVE-2024-27412, CVE-2024-27078,
    CVE-2024-27388, CVE-2024-26894, CVE-2023-52641, CVE-2024-27053, CVE-2024-26584, CVE-2024-26752,
    CVE-2024-35845, CVE-2024-26884, CVE-2024-26782, CVE-2024-26859, CVE-2024-26809, CVE-2024-27038,
    CVE-2024-26897, CVE-2024-26750, CVE-2023-52644, CVE-2024-26848, CVE-2024-26833, CVE-2024-26801,
    CVE-2024-26872, CVE-2023-52620, CVE-2023-52652, CVE-2024-26839, CVE-2024-26851, CVE-2024-26805,
    CVE-2024-26659, CVE-2024-26791, CVE-2023-52640, CVE-2024-26883, CVE-2024-26737, CVE-2024-27028,
    CVE-2024-26603, CVE-2024-27073, CVE-2024-26792, CVE-2024-35830, CVE-2024-26585, CVE-2024-27045,
    CVE-2024-26880, CVE-2024-27074, CVE-2023-52434, CVE-2024-26778, CVE-2024-26754, CVE-2024-27034,
    CVE-2024-35828, CVE-2024-26643, CVE-2024-26774, CVE-2024-26878, CVE-2024-26733, CVE-2024-27043,
    CVE-2023-52656, CVE-2024-26816, CVE-2024-26907, CVE-2024-26838, CVE-2024-26651, CVE-2024-26790,
    CVE-2024-26840, CVE-2024-26751, CVE-2024-27410, CVE-2023-52447, CVE-2024-27431, CVE-2024-26861,
    CVE-2024-27077, CVE-2024-26779, CVE-2024-27054, CVE-2024-26601, CVE-2024-26874, CVE-2024-26764,
    CVE-2023-52650, CVE-2024-26843, CVE-2024-26856, CVE-2024-26820, CVE-2024-26903, CVE-2024-27037,
    CVE-2024-26798, CVE-2024-27415, CVE-2024-27419, CVE-2024-26736, CVE-2024-27403, CVE-2024-27432,
    CVE-2024-26735, CVE-2024-26793, CVE-2024-26881, CVE-2024-26889, CVE-2024-27052, CVE-2024-26766,
    CVE-2024-26882, CVE-2024-27417, CVE-2024-26688, CVE-2024-26747, CVE-2024-26877, CVE-2024-26744,
    CVE-2024-27051, CVE-2024-26743, CVE-2024-26857, CVE-2024-26855, CVE-2024-26852, CVE-2024-26771,
    CVE-2024-26891, CVE-2024-27030, CVE-2024-26769, CVE-2024-27413, CVE-2024-26898, CVE-2024-26915,
    CVE-2024-26845, CVE-2024-27065, CVE-2024-26924, CVE-2024-26862, CVE-2024-27390, CVE-2024-26773)

Tenable has extracted the preceding description block directly from the Ubuntu security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version
number.");
  script_set_attribute(attribute:"see_also", value:"https://ubuntu.com/security/notices/USN-6871-1");
  script_set_attribute(attribute:"solution", value:
"Update the affected kernel package.");
  script_set_cvss_base_vector("CVSS2#AV:A/AC:L/Au:S/C:C/I:C/A:C");
  script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2023-52434");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"false");

  script_set_attribute(attribute:"vuln_publication_date", value:"2023/12/21");
  script_set_attribute(attribute:"patch_publication_date", value:"2024/07/04");
  script_set_attribute(attribute:"plugin_publication_date", value:"2024/07/04");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:20.04:-:lts");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:linux-image-5.15.0-113-generic");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:linux-image-5.15.0-113-generic-64k");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:linux-image-5.15.0-113-generic-lpae");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Ubuntu Local Security Checks");

  script_copyright(english:"Ubuntu Security Notice (C) 2024 Canonical, Inc. / NASL script (C) 2024 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("ssh_get_info.nasl", "linux_alt_patch_detect.nasl");
  script_require_keys("Host/cpu", "Host/Ubuntu", "Host/Ubuntu/release", "Host/Debian/dpkg-l");

  exit(0);
}

include('debian_package.inc');
include('ksplice.inc');

if ( ! get_kb_item('Host/local_checks_enabled') ) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
var os_release = get_kb_item('Host/Ubuntu/release');
if ( isnull(os_release) ) audit(AUDIT_OS_NOT, 'Ubuntu');
os_release = chomp(os_release);
if (! ('20.04' >< os_release)) audit(AUDIT_OS_NOT, 'Ubuntu 20.04', 'Ubuntu ' + os_release);
if ( ! get_kb_item('Host/Debian/dpkg-l') ) audit(AUDIT_PACKAGE_LIST_MISSING);

var cpu = get_kb_item('Host/cpu');
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if ('x86_64' >!< cpu && cpu !~ "^i[3-6]86$" && 's390' >!< cpu && 'aarch64' >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, 'Ubuntu', cpu);

var kernel_mappings = {
  '20.04': {
    '5.15.0': {
      'generic': '5.15.0-113',
      'generic-64k': '5.15.0-113',
      'generic-lpae': '5.15.0-113'
    }
  }
};

var host_kernel_release = get_kb_item('Host/uptrack-uname-r');
if (empty_or_null(host_kernel_release)) host_kernel_release = get_kb_item_or_exit('Host/uname-r');
var host_kernel_base_version = get_kb_item_or_exit('Host/Debian/kernel-base-version');
var host_kernel_type = get_kb_item_or_exit('Host/Debian/kernel-type');
if(empty_or_null(kernel_mappings[os_release][host_kernel_base_version][host_kernel_type])) audit(AUDIT_INST_VER_NOT_VULN, 'kernel ' + host_kernel_release);

var extra = '';
var kernel_fixed_version = kernel_mappings[os_release][host_kernel_base_version][host_kernel_type] + "-" + host_kernel_type;
if (deb_ver_cmp(ver1:host_kernel_release, ver2:kernel_fixed_version) < 0)
{
  extra = extra + 'Running Kernel level of ' + host_kernel_release + ' does not meet the minimum fixed level of ' + kernel_fixed_version + ' for this advisory.\n\n';
}
  else
{
  audit(AUDIT_PATCH_INSTALLED, 'Kernel package for USN-6871-1');
}

if (get_one_kb_item('Host/ksplice/kernel-cves'))
{
  var cve_list = make_list('CVE-2023-6270', 'CVE-2023-7042', 'CVE-2023-52434', 'CVE-2023-52447', 'CVE-2023-52497', 'CVE-2023-52620', 'CVE-2023-52640', 'CVE-2023-52641', 'CVE-2023-52644', 'CVE-2023-52645', 'CVE-2023-52650', 'CVE-2023-52652', 'CVE-2023-52656', 'CVE-2023-52662', 'CVE-2024-0841', 'CVE-2024-21823', 'CVE-2024-22099', 'CVE-2024-26583', 'CVE-2024-26584', 'CVE-2024-26585', 'CVE-2024-26601', 'CVE-2024-26603', 'CVE-2024-26643', 'CVE-2024-26651', 'CVE-2024-26659', 'CVE-2024-26688', 'CVE-2024-26733', 'CVE-2024-26735', 'CVE-2024-26736', 'CVE-2024-26737', 'CVE-2024-26743', 'CVE-2024-26744', 'CVE-2024-26747', 'CVE-2024-26748', 'CVE-2024-26749', 'CVE-2024-26750', 'CVE-2024-26751', 'CVE-2024-26752', 'CVE-2024-26754', 'CVE-2024-26763', 'CVE-2024-26764', 'CVE-2024-26766', 'CVE-2024-26769', 'CVE-2024-26771', 'CVE-2024-26772', 'CVE-2024-26773', 'CVE-2024-26774', 'CVE-2024-26776', 'CVE-2024-26777', 'CVE-2024-26778', 'CVE-2024-26779', 'CVE-2024-26782', 'CVE-2024-26787', 'CVE-2024-26788', 'CVE-2024-26790', 'CVE-2024-26791', 'CVE-2024-26792', 'CVE-2024-26793', 'CVE-2024-26795', 'CVE-2024-26798', 'CVE-2024-26801', 'CVE-2024-26802', 'CVE-2024-26803', 'CVE-2024-26804', 'CVE-2024-26805', 'CVE-2024-26809', 'CVE-2024-26816', 'CVE-2024-26820', 'CVE-2024-26833', 'CVE-2024-26835', 'CVE-2024-26838', 'CVE-2024-26839', 'CVE-2024-26840', 'CVE-2024-26843', 'CVE-2024-26845', 'CVE-2024-26846', 'CVE-2024-26848', 'CVE-2024-26851', 'CVE-2024-26852', 'CVE-2024-26855', 'CVE-2024-26856', 'CVE-2024-26857', 'CVE-2024-26859', 'CVE-2024-26861', 'CVE-2024-26862', 'CVE-2024-26863', 'CVE-2024-26870', 'CVE-2024-26872', 'CVE-2024-26874', 'CVE-2024-26875', 'CVE-2024-26877', 'CVE-2024-26878', 'CVE-2024-26879', 'CVE-2024-26880', 'CVE-2024-26881', 'CVE-2024-26882', 'CVE-2024-26883', 'CVE-2024-26884', 'CVE-2024-26885', 'CVE-2024-26889', 'CVE-2024-26891', 'CVE-2024-26894', 'CVE-2024-26895', 'CVE-2024-26897', 'CVE-2024-26898', 'CVE-2024-26901', 'CVE-2024-26903', 'CVE-2024-26906', 'CVE-2024-26907', 'CVE-2024-26915', 'CVE-2024-26924', 'CVE-2024-27024', 'CVE-2024-27028', 'CVE-2024-27030', 'CVE-2024-27034', 'CVE-2024-27037', 'CVE-2024-27038', 'CVE-2024-27039', 'CVE-2024-27043', 'CVE-2024-27044', 'CVE-2024-27045', 'CVE-2024-27046', 'CVE-2024-27047', 'CVE-2024-27051', 'CVE-2024-27052', 'CVE-2024-27053', 'CVE-2024-27054', 'CVE-2024-27065', 'CVE-2024-27073', 'CVE-2024-27074', 'CVE-2024-27075', 'CVE-2024-27076', 'CVE-2024-27077', 'CVE-2024-27078', 'CVE-2024-27388', 'CVE-2024-27390', 'CVE-2024-27403', 'CVE-2024-27405', 'CVE-2024-27410', 'CVE-2024-27412', 'CVE-2024-27413', 'CVE-2024-27414', 'CVE-2024-27415', 'CVE-2024-27416', 'CVE-2024-27417', 'CVE-2024-27419', 'CVE-2024-27431', 'CVE-2024-27432', 'CVE-2024-27436', 'CVE-2024-35828', 'CVE-2024-35829', 'CVE-2024-35830', 'CVE-2024-35844', 'CVE-2024-35845');
  if (ksplice_cves_check(cve_list))
  {
    audit(AUDIT_PATCH_INSTALLED, 'KSplice hotfix for USN-6871-1');
  }
  else
  {
    extra = extra + ksplice_reporting_text();
  }
}
if (extra) {
  security_report_v4(
    port       : 0,
    severity   : SECURITY_HOLE,
    extra      : extra
  );
  exit(0);
}
VendorProductVersionCPE
canonicalubuntu_linux20.04cpe:/o:canonical:ubuntu_linux:20.04:-:lts
canonicalubuntu_linuxlinux-image-5.15.0-113-generic-lpaep-cpe:/a:canonical:ubuntu_linux:linux-image-5.15.0-113-generic-lpae
canonicalubuntu_linuxlinux-image-5.15.0-113-genericp-cpe:/a:canonical:ubuntu_linux:linux-image-5.15.0-113-generic
canonicalubuntu_linuxlinux-image-5.15.0-113-generic-64kp-cpe:/a:canonical:ubuntu_linux:linux-image-5.15.0-113-generic-64k

References

9.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

7.9 High

AI Score

Confidence

High