CVE-2024-26946 Affecting kernel-doc package, versions <0:5.14.0-427.35.1.el9_4


Severity

Recommended
medium

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.05% (18th percentile)

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  • Snyk IDSNYK-ORACLE9-KERNELDOC-7945207
  • published13 Sept 2024
  • disclosed1 May 2024

Introduced: 1 May 2024

CVE-2024-26946  (opens in a new tab)

How to fix?

Upgrade Oracle:9 kernel-doc to version 0:5.14.0-427.35.1.el9_4 or higher.
This issue was patched in ELSA-2024-6567.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-doc package and not the kernel-doc package as distributed by Oracle. See How to fix? for Oracle:9 relevant fixed versions and status.

In the Linux kernel, the following vulnerability has been resolved:

kprobes/x86: Use copy_from_kernel_nofault() to read from unsafe address

Read from an unsafe address with copy_from_kernel_nofault() in arch_adjust_kprobe_addr() because this function is used before checking the address is in text or not. Syzcaller bot found a bug and reported the case if user specifies inaccessible data area, arch_adjust_kprobe_addr() will cause a kernel panic.

[ mingo: Clarified the comment. ]

CVSS Scores

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