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redhatRedHatRHSA-2024:3184
HistoryMay 22, 2024 - 6:35 a.m.

(RHSA-2024:3184) Moderate: grub2 security update

2024-05-2206:35:52
access.redhat.com
5
grub boot loader
security update
out-of-bounds write
ntfs filesystem
local abuse vulnerability
unsigned code execution
red hat enterprise linux 8.10

7.2 High

AI Score

Confidence

Low

0.001 Low

EPSS

Percentile

32.6%

The grub2 packages provide version 2 of the Grand Unified Boot Loader (GRUB), a highly configurable and customizable boot loader with modular architecture. The packages support a variety of kernel formats, file systems, computer architectures, and hardware devices.

Security Fix(es):

  • grub2: grub2-set-bootflag can be abused by local (pseudo-)users (CVE-2024-1048)

  • grub2: Out-of-bounds write at fs/ntfs.c may lead to unsigned code execution (CVE-2023-4692)

  • grub2: out-of-bounds read at fs/ntfs.c (CVE-2023-4693)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.10 Release Notes linked from the References section.