Out-of-bounds Read Affecting kernel-default-livepatch-devel package, versions <5.3.18-150300.59.93.1


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-SLES153-KERNELDEFAULTLIVEPATCHDEVEL-3024124
  • published15 Sept 2022
  • disclosed14 Sept 2022

Introduced: 14 Sep 2022

CVE-2022-2905  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade SLES:15.3 kernel-default-livepatch-devel to version 5.3.18-150300.59.93.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-default-livepatch-devel package and not the kernel-default-livepatch-devel package as distributed by SLES. See How to fix? for SLES:15.3 relevant fixed versions and status.

An out-of-bounds memory read flaw was found in the Linux kernel's BPF subsystem in how a user calls the bpf_tail_call function with a key larger than the max_entries of the map. This flaw allows a local user to gain unauthorized access to data.

CVSS Scores

version 3.1