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ubuntuUbuntuUSN-6777-3
HistoryMay 21, 2024 - 12:00 a.m.

Linux kernel (GCP) vulnerabilities

2024-05-2100:00:00
ubuntu.com
6
ubuntu 16.04 esm
linux-gcp
broadcom
wlan driver
use-after-free vulnerability
denial of service
block layer
userspace i/o drivers
ceph file system
ext4 file system
jfs file system
nilfs2 file system
bluetooth subsystem
networking core
ipv4 networking
ipv6 networking
logical link layer
mac80211 subsystem
netlink
nfc subsystem
tomoyo security module
cve-2023-47233
cve-2023-52524
cve-2023-52530
cve-2023-52601
cve-2023-52439
cve-2024-26635
cve-2023-52602
cve-2024-26614
cve-2024-26704
cve-2023-52604
cve-2023-52566
cve-2021-46981
cve-2024-26622
cve-2024-26735
cve-2024-26805
cve-2024-26801
cve-2023-52583

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.4 High

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

15.6%

Releases

  • Ubuntu 16.04 ESM

Packages

  • linux-gcp - Linux kernel for Google Cloud Platform (GCP) systems

Details

Zheng Wang discovered that the Broadcom FullMAC WLAN driver in the Linux
kernel contained a race condition during device removal, leading to a use-
after-free vulnerability. A physically proximate attacker could possibly
use this to cause a denial of service (system crash). (CVE-2023-47233)

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:

  • Block layer subsystem;
  • Userspace I/O drivers;
  • Ceph distributed file system;
  • Ext4 file system;
  • JFS file system;
  • NILFS2 file system;
  • Bluetooth subsystem;
  • Networking core;
  • IPv4 networking;
  • IPv6 networking;
  • Logical Link layer;
  • MAC80211 subsystem;
  • Netlink;
  • NFC subsystem;
  • Tomoyo security module;
    (CVE-2023-52524, CVE-2023-52530, CVE-2023-52601, CVE-2023-52439,
    CVE-2024-26635, CVE-2023-52602, CVE-2024-26614, CVE-2024-26704,
    CVE-2023-52604, CVE-2023-52566, CVE-2021-46981, CVE-2024-26622,
    CVE-2024-26735, CVE-2024-26805, CVE-2024-26801, CVE-2023-52583)

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.4 High

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

15.6%