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redhatRedHatRHSA-2023:7294
HistoryNov 15, 2023 - 7:27 p.m.

(RHSA-2023:7294) Important: kernel security update

2023-11-1519:27:38
access.redhat.com
16
kernel
security update
net/sched
cve-2023-3609
cve-2023-3776
linux

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

7.1 High

AI Score

Confidence

Low

4.3 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.0004 Low

EPSS

Percentile

5.2%

JSON

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

Security Fix(es):

  • kernel: net/sched: cls_u32 component reference counter leak if tcf_change_indev() fails (CVE-2023-3609)

  • kernel: net/sched: cls_fw component can be exploited as result of failure in tcf_change_indev function (CVE-2023-3776)

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_64perf< 3.10.0-957.108.1.el7perf-3.10.0-957.108.1.el7.x86_64.rpm
RedHat7x86_64kernel< 3.10.0-957.108.1.el7kernel-3.10.0-957.108.1.el7.x86_64.rpm
RedHat7x86_64bpftool< 3.10.0-957.108.1.el7bpftool-3.10.0-957.108.1.el7.x86_64.rpm
RedHat7x86_64python-perf-debuginfo< 3.10.0-957.108.1.el7python-perf-debuginfo-3.10.0-957.108.1.el7.x86_64.rpm
RedHat7x86_64kernel-debuginfo< 3.10.0-957.108.1.el7kernel-debuginfo-3.10.0-957.108.1.el7.x86_64.rpm
RedHat7x86_64kernel-debuginfo-common-x86_64< 3.10.0-957.108.1.el7kernel-debuginfo-common-x86_64-3.10.0-957.108.1.el7.x86_64.rpm
RedHat7x86_64kernel-debug-devel< 3.10.0-957.108.1.el7kernel-debug-devel-3.10.0-957.108.1.el7.x86_64.rpm
RedHat7x86_64kernel-debug< 3.10.0-957.108.1.el7kernel-debug-3.10.0-957.108.1.el7.x86_64.rpm
RedHat7x86_64perf-debuginfo< 3.10.0-957.108.1.el7perf-debuginfo-3.10.0-957.108.1.el7.x86_64.rpm
RedHat7x86_64kernel-tools< 3.10.0-957.108.1.el7kernel-tools-3.10.0-957.108.1.el7.x86_64.rpm
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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

7.1 High

AI Score

Confidence

Low

4.3 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.0004 Low

EPSS

Percentile

5.2%

JSON
Related for RHSA-2023:7294
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