| Name | CVE-2020-11759 |
| Description | An issue was discovered in OpenEXR before 2.4.1. Because of integer overflows in CompositeDeepScanLine::Data::handleDeepFrameBuffer and readSampleCountForLineBlock, an attacker can write to an out-of-bounds pointer. |
| 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-2358-1, DSA-4755-1 |
| Debian Bugs | 959444 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| openexr (PTS) | buster | 2.2.1-4.1+deb10u1 | fixed |
| buster (security) | 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
[jessie] - openexr <not-affected> (Vulnerable code not present)
https://bugs.chromium.org/p/project-zero/issues/detail?id=1987
https://github.com/AcademySoftwareFoundation/openexr/commit/b9997d0c045fa01af3d2e46e1a74b07cc4519446
https://github.com/AcademySoftwareFoundation/openexr/commit/acad98d6d3e787f36012a3737c23c42c7f43a00f
Introduced by https://github.com/AcademySoftwareFoundation/openexr/commit/9f011ae9ce9b1ca03521ff76e7659d34ee830344 (v2.0.0)