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redhatRedHatRHSA-2024:0980
HistoryFeb 26, 2024 - 9:13 a.m.

(RHSA-2024:0980) Important: kernel security update

2024-02-2609:13:33
access.redhat.com
8
kernel packages
linux kernel
use-after-free
l2cap_connect
l2cap_le_connect_req
sch_qfq
igb driver
buffer size
cve-2022-42896
cve-2023-4921
cve-2023-45871
security vulnerabilities
cvss score

8.8 High

CVSS3

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.5 High

AI Score

Confidence

High

5.8 Medium

CVSS2

Access Vector

ADJACENT_NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:A/AC:L/Au:N/C:P/I:P/A:P

0.001 Low

EPSS

Percentile

46.0%

JSON

The kernel packages contain the Linux kernel, the core of any Linux operating system.

Security Fix(es):

  • kernel: use-after-free in l2cap_connect and l2cap_le_connect_req in net/bluetooth/l2cap_core.c (CVE-2022-42896)

  • kernel: use-after-free in sch_qfq network scheduler (CVE-2023-4921)

  • kernel: IGB driver inadequate buffer size for frames larger than MTU (CVE-2023-45871)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

OSVersionArchitecturePackageVersionFilename
RedHat7x86_64python-perf-debuginfo< 3.10.0-957.111.1.el7python-perf-debuginfo-3.10.0-957.111.1.el7.x86_64.rpm
RedHat7x86_64kernel-tools-debuginfo< 3.10.0-957.111.1.el7kernel-tools-debuginfo-3.10.0-957.111.1.el7.x86_64.rpm
RedHat7noarchkernel-abi-whitelists< 3.10.0-957.111.1.el7kernel-abi-whitelists-3.10.0-957.111.1.el7.noarch.rpm
RedHat7x86_64kernel-tools-libs< 3.10.0-957.111.1.el7kernel-tools-libs-3.10.0-957.111.1.el7.x86_64.rpm
RedHat7x86_64kernel-tools-libs-devel< 3.10.0-957.111.1.el7kernel-tools-libs-devel-3.10.0-957.111.1.el7.x86_64.rpm
RedHat7x86_64kernel-headers< 3.10.0-957.111.1.el7kernel-headers-3.10.0-957.111.1.el7.x86_64.rpm
RedHat7x86_64perf< 3.10.0-957.111.1.el7perf-3.10.0-957.111.1.el7.x86_64.rpm
RedHat7noarchkernel-doc< 3.10.0-957.111.1.el7kernel-doc-3.10.0-957.111.1.el7.noarch.rpm
RedHat7x86_64perf-debuginfo< 3.10.0-957.111.1.el7perf-debuginfo-3.10.0-957.111.1.el7.x86_64.rpm
RedHat7x86_64kernel-debug< 3.10.0-957.111.1.el7kernel-debug-3.10.0-957.111.1.el7.x86_64.rpm
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8.8 High

CVSS3

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.5 High

AI Score

Confidence

High

5.8 Medium

CVSS2

Access Vector

ADJACENT_NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:A/AC:L/Au:N/C:P/I:P/A:P

0.001 Low

EPSS

Percentile

46.0%

JSON
Related for RHSA-2024:0980
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