NULL Pointer Dereference Affecting linux-5.10 package, versions <5.10.178-3~deb10u1


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.05% (16th percentile)

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  • Snyk IDSNYK-DEBIAN10-LINUX510-5489449
  • published19 Apr 2023
  • disclosed26 Apr 2023

Introduced: 19 Apr 2023

CVE-2023-0458  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade Debian:10 linux-5.10 to version 5.10.178-3~deb10u1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream linux-5.10 package and not the linux-5.10 package as distributed by Debian. See How to fix? for Debian:10 relevant fixed versions and status.

A speculative pointer dereference problem exists in the Linux Kernel on the do_prlimit() function. The resource argument value is controlled and is used in pointer arithmetic for the 'rlim' variable and can be used to leak the contents. We recommend upgrading past version 6.1.8 or commit 739790605705ddcf18f21782b9c99ad7d53a8c11

CVSS Scores

version 3.1