| Name | CVE-2021-3479 |
| Description | There's a flaw in OpenEXR's Scanline API functionality in versions before 3.0.0-beta. An attacker who is able to submit a crafted file to be processed by OpenEXR could trigger excessive consumption of memory, resulting in an impact to system availability. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more) |
| NVD severity | medium |
| Debian Bugs | 986796 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| openexr (PTS) | stretch | 2.2.0-11 | vulnerable |
| stretch (security) | 2.2.0-11+deb9u2 | vulnerable | |
| buster, buster (security) | 2.2.1-4.1+deb10u1 | vulnerable | |
| bullseye, sid | 2.5.4-1 | vulnerable |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| openexr | source | (unstable) | (unfixed) | 986796 |
[buster] - openexr <no-dsa> (Minor issue)
[stretch] - openexr <no-dsa> (Minor issue)
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=25370
https://github.com/AcademySoftwareFoundation/openexr/commit/d80f11f4f55100d007ae80a162bf257ec291612c
https://github.com/AcademySoftwareFoundation/openexr/pull/830