| Name | CVE-2025-53816 |
| Description | 7-Zip is a file archiver with a high compression ratio. Zeroes written outside heap buffer in RAR5 handler may lead to memory corruption and denial of service in versions of 7-Zip prior to 25.0.0. Version 25.0.0 contains a fix for the issue. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| Debian Bugs | 1109494 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| 7zip-rar (PTS) | trixie/non-free | 25.00+ds-1 | fixed |
| forky/non-free, sid/non-free | 25.01+ds-2 | fixed |
| p7zip-rar (PTS) | bullseye/non-free, bookworm/non-free | 16.02-3 | vulnerable |
| trixie/non-free | 16.02+transitional.1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| 7zip-rar | source | (unstable) | 25.00+ds-1 | | | 1109494 |
| p7zip-rar | source | (unstable) | 16.02+transitional.1 | | | |
Notes
[bookworm] - p7zip-rar <no-dsa> (Non-free not supported)
https://securitylab.github.com/advisories/GHSL-2025-058_7-Zip/
https://www.openwall.com/lists/oss-security/2025/07/18/1
Since p7zip-rar/16.02+transitional.1 src:p7zip-rar is only a empty source package
depending on 7zip-rar. Mark this version as fixed version.