Information Exposure Affecting grub2-i386-pc package, versions <2.12-160000.3.1


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.41% (33rd percentile)

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  • Snyk IDSNYK-SLES1600-GRUB2I386PC-14535220
  • published19 Dec 2025
  • disclosed15 Dec 2025

Introduced: 15 Dec 2025

CVE-2024-56738  (opens in a new tab)
CWE-203  (opens in a new tab)

How to fix?

Upgrade SLES:16.0.0 grub2-i386-pc to version 2.12-160000.3.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream grub2-i386-pc package and not the grub2-i386-pc package as distributed by SLES. See How to fix? for SLES:16.0.0 relevant fixed versions and status.

GNU GRUB (aka GRUB2) through 2.12 does not use a constant-time algorithm for grub_crypto_memcmp and thus allows side-channel attacks.

CVSS Base Scores

version 3.1