| Name | CVE-2026-20911 |
| Description | A heap-based buffer overflow vulnerability exists in the HuffTable::initval functionality of LibRaw Commit 0b56545 and Commit d20315b. A specially crafted malicious file can lead to a heap buffer overflow. An attacker can provide a malicious file to trigger this vulnerability. |
| 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) |
| Debian Bugs | 1133845 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| libraw (PTS) | bullseye | 0.20.2-1+deb11u1 | fixed |
| bullseye (security) | 0.20.2-1+deb11u2 | fixed |
| bookworm | 0.20.2-2.1+deb12u1 | fixed |
| trixie | 0.21.4-2 | fixed |
| forky, sid | 0.22.1-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| libraw | source | bullseye | (not affected) | | | |
| libraw | source | bookworm | (not affected) | | | |
| libraw | source | trixie | (not affected) | | | |
| libraw | source | (unstable) | 0.22.1-1 | | | 1133845 |
Notes
[trixie] - libraw <not-affected> (Vulnerable code not present)
[bookworm] - libraw <not-affected> (Vulnerable code not present)
[bullseye] - libraw <not-affected> (Vulnerable code not present)
https://talosintelligence.com/vulnerability_reports/TALOS-2026-2330
https://github.com/LibRaw/LibRaw/commit/a6734e867b19d75367c05f872ac26322464e3995
https://github.com/LibRaw/LibRaw/commit/5357bb5fc67ac616838fb84de67260d45987489b (0.22.1)
Introduced by: https://github.com/LibRaw/LibRaw/commit/12b0e5d60c57bb795382fda8494fc45f683550b8 (0.22.0)