Out-of-bounds Read Affecting grub2-snapper-plugin package, versions <2.06-150500.29.8.1


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

Exploit Maturity
Not Defined
EPSS
0.08% (36th percentile)

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  • Snyk IDSNYK-SLES155-GRUB2SNAPPERPLUGIN-6023552
  • published21 Oct 2023
  • disclosed20 Oct 2023

Introduced: 20 Oct 2023

CVE-2023-4693  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade SLES:15.5 grub2-snapper-plugin to version 2.06-150500.29.8.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream grub2-snapper-plugin package and not the grub2-snapper-plugin package as distributed by SLES. See How to fix? for SLES:15.5 relevant fixed versions and status.

An out-of-bounds read flaw was found on grub2's NTFS filesystem driver. This issue may allow a physically present attacker to present a specially crafted NTFS file system image to read arbitrary memory locations. A successful attack allows sensitive data cached in memory or EFI variable values to be leaked, presenting a high Confidentiality risk.

CVSS Scores

version 3.1