Out-of-bounds Read Affecting kernel-default-man package, versions <4.12.14-197.48.1


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-SLES151-KERNELDEFAULTMAN-2706314
  • published14 Apr 2022
  • disclosed3 Aug 2020

Introduced: 3 Aug 2020

CVE-2020-10769  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade SLES:15.1 kernel-default-man to version 4.12.14-197.48.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-default-man package and not the kernel-default-man package as distributed by SLES. See How to fix? for SLES:15.1 relevant fixed versions and status.

A buffer over-read flaw was found in RH kernel versions before 5.0 in crypto_authenc_extractkeys in crypto/authenc.c in the IPsec Cryptographic algorithm's module, authenc. When a payload longer than 4 bytes, and is not following 4-byte alignment boundary guidelines, it causes a buffer over-read threat, leading to a system crash. This flaw allows a local attacker with user privileges to cause a denial of service.

CVSS Scores

version 3.1