| Name | CVE-2026-4751 |
| Description | NULL Pointer Dereference vulnerability in tmate-io tmate.This issue affects tmate: before 2.4.0. |
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, 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 |
|---|
| tmate (PTS) | bookworm, bullseye | 2.4.0-2 | vulnerable |
| forky, sid, trixie | 2.4.0-3 | vulnerable |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| tmate | source | (unstable) | (unfixed) | | | |
Notes
https://github.com/tmate-io/tmate/pull/328
Fixed by: https://github.com/tmate-io/tmate/commit/3e12f558c7b71b7135403cdd2df77d38538a695c