CVE-2023-4128 (High) detected in linux-yoctov5.4.51

[mend-bolt-for-github[bot]]

CVE-2023-4128 - High Severity Vulnerability

Vulnerable Library - linux-yoctov5.4.51

Yocto Linux Embedded kernel

Library home page: https://git.yoctoproject.org/git/linux-yocto

Found in HEAD commit: fd7d4a1ec69b1b0468bf77f825beb235061a108e

Found in base branch: master

Vulnerable Source Files (2)

/net/sched/cls_u32.c /net/sched/cls_u32.c

Vulnerability Details

A use-after-free flaw was found in net/sched/cls_fw.c in classifiers (cls_fw, cls_u32, and cls_route) in the Linux Kernel. This flaw allows a local attacker to perform a local privilege escalation due to incorrect handling of the existing filter, leading to a kernel information leak issue.

Publish Date: 2023-08-10

URL: CVE-2023-4128

CVSS 3 Score Details (7.8)

Base Score Metrics: - Exploitability Metrics: - Attack Vector: Local - Attack Complexity: Low - Privileges Required: Low - User Interaction: None - Scope: Unchanged - Impact Metrics: - Confidentiality Impact: High - Integrity Impact: High - Availability Impact: High

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://www.linuxkernelcves.com/cves/CVE-2023-4128

Release Date: 2023-08-10

Fix Resolution: v4.14.322,v4.19.291,v5.4.253,v5.10.190,v5.15.126,v6.1.45,v6.4.10,v6.5-rc5

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[mend-bolt-for-github[bot]]

:heavy_check_mark: This issue was automatically closed by Mend because the vulnerable library in the specific branch(es) was either marked as ignored or it is no longer part of the Mend inventory.

[mend-bolt-for-github[bot]]

:information_source: This issue was automatically re-opened by Mend because the vulnerable library in the specific branch(es) has been detected in the Mend inventory.