| Name | CVE-2024-56738 |
| Description | GNU GRUB (aka GRUB2) through 2.12 does not use a constant-time algorithm for grub_crypto_memcmp and thus allows side-channel attacks. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| grub2 (PTS) | bullseye (security), bullseye | 2.06-3~deb11u6 | vulnerable |
| bookworm, bookworm (security) | 2.06-13+deb12u1 | vulnerable |
| sid, trixie | 2.12-5 | vulnerable |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| grub2 | source | (unstable) | (unfixed) | | | |
Notes
https://savannah.gnu.org/bugs/?66603