| Name | CVE-2025-5222 |
| Description | A stack buffer overflow was found in Internationl components for unicode (ICU ). While running the genrb binary, the 'subtag' struct overflowed at the SRBRoot::addTag function. This issue may lead to memory corruption and local arbitrary code execution. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-4217-1 |
| Debian Bugs | 1106684 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| icu (PTS) | bullseye | 67.1-7 | vulnerable |
| bullseye (security) | 67.1-7+deb11u1 | fixed |
| bookworm | 72.1-3 | vulnerable |
| sid, trixie | 76.1-4 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| icu | source | bullseye | 67.1-7+deb11u1 | | DLA-4217-1 | |
| icu | source | (unstable) | 76.1-4 | | | 1106684 |
Notes
https://unicode-org.atlassian.net/browse/ICU-22957
Fixed by: https://github.com/unicode-org/icu/commit/2c667e31cfd0b6bb1923627a932fd3453a5bac77 (release-77-rc)