| Name | CVE-2026-0961 |
| Description | BLF file parser crash in Wireshark 4.6.0 to 4.6.2 and 4.4.0 to 4.4.12 allows denial of service |
| 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) |
| References | DSA-6124-1 |
| Debian Bugs | 1125690 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| wireshark (PTS) | bullseye | 3.4.10-0+deb11u1 | fixed |
| bullseye (security) | 3.4.16-0+deb11u1 | fixed |
| bookworm | 4.0.17-0+deb12u1 | fixed |
| bookworm (security) | 4.0.11-1~deb12u1 | fixed |
| trixie | 4.4.7-1 | vulnerable |
| trixie (security) | 4.4.13-0+deb13u1 | fixed |
| forky, sid | 4.6.3-1 | fixed |
The information below is based on the following data on fixed versions.
Notes
[bookworm] - wireshark <not-affected> (Vulnerable code not present)
[bullseye] - wireshark <not-affected> (Vulnerable code not present)
https://www.wireshark.org/security/wnpa-sec-2026-01.html
https://gitlab.com/wireshark/wireshark/-/issues/20880
Fixed by: https://gitlab.com/wireshark/wireshark/-/commit/516ba22c34bd62468c2967ac476146bc03482679
Introduced by: https://gitlab.com/wireshark/wireshark/-/commit/4e8603b60438650fe3329d5a0a0e8ff0bc96b08c (v4.3.0rc1)