NULL Pointer Dereference Affecting kernel-default-livepatch package, versions <6.4.0-150600.23.22.1


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.06% (21st percentile)

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  • Snyk IDSNYK-SLES156-KERNELDEFAULTLIVEPATCH-8080814
  • published24 Sept 2024
  • disclosed23 Sept 2024

Introduced: 23 Sep 2024

CVE-2024-43860  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade SLES:15.6 kernel-default-livepatch to version 6.4.0-150600.23.22.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-default-livepatch package and not the kernel-default-livepatch package as distributed by SLES. See How to fix? for SLES:15.6 relevant fixed versions and status.

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

remoteproc: imx_rproc: Skip over memory region when node value is NULL

In imx_rproc_addr_init() "nph = of_count_phandle_with_args()" just counts number of phandles. But phandles may be empty. So of_parse_phandle() in the parsing loop (0 < a < nph) may return NULL which is later dereferenced. Adjust this issue by adding NULL-return check.

Found by Linux Verification Center (linuxtesting.org) with SVACE.

[Fixed title to fit within the prescribed 70-75 charcters]

CVSS Base Scores

version 3.1