| Name | CVE-2021-3474 |
| Description | There's a flaw in OpenEXR in versions before 3.0.0-beta. A crafted input file that is processed by OpenEXR could cause a shift overflow in the FastHufDecoder, potentially leading to problems with application availability. |
| 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-2701-1, DLA-3236-1 |
| Debian Bugs | 986796 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| openexr (PTS) | jessie, jessie (lts) | 1.6.1-8+deb8u3 | fixed |
| stretch (security), stretch (lts), stretch | 2.2.0-11+deb9u4 | fixed |
| buster (security), buster, buster (lts) | 2.2.1-4.1+deb10u2 | fixed |
| bullseye (security), bullseye | 2.5.4-2+deb11u1 | fixed |
| bookworm | 3.1.5-5 | fixed |
| sid, trixie | 3.1.5-5.1 | fixed |
The information below is based on the following data on fixed versions.
Notes
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=24831
https://github.com/AcademySoftwareFoundation/openexr/commit/c3ed4a1db1f39bf4524a644cb2af81dc8cfab33f
Introduced by https://github.com/AcademySoftwareFoundation/openexr/commit/7f0c9e256f34cac5a31e9d9cce00ccc898f49f3b (v2.2.0)
[jessie] - openexr <not-affected> (Vulnerable code introduced later)