CVE-2024-45777

NameCVE-2024-45777
DescriptionA flaw was found in grub2. The calculation of the translation buffer when reading a language .mo file in grub_gettext_getstr_from_position() may overflow, leading to a Out-of-bound write. This issue can be leveraged by an attacker to overwrite grub2's sensitive heap data, eventually leading to the circumvention of secure boot protections.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs1098319

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
grub2 (PTS)bullseye (security), bullseye2.06-3~deb11u6vulnerable
bookworm, bookworm (security)2.06-13+deb12u1vulnerable
sid, trixie2.12-7fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
grub2source(unstable)2.12-61098319

Notes

https://lists.gnu.org/archive/html/grub-devel/2025-02/msg00024.html
https://www.openwall.com/lists/oss-security/2025/02/18/3

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