CVE-2015-5479
medium
CVSS v3
6.5
VIR risk
6.5
Description
The ff_h263_decode_mba function in libavcodec/ituh263dec.c in Libav before 11.5 allows remote attackers to cause a denial of service (divide-by-zero error and application crash) via a file with crafted dimensions.
Predictions
Exploit likelihood
75%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No vendor mitigations ingested yet for this CVE. The mitigation-content worker queues fetches as references arrive — check back in a few minutes, or see the references list below.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | bookworm | fixed | 0 |
| debian | bullseye | fixed | 0 |
| debian | forky | fixed | 0 |
| debian | sid | fixed | 0 |
| debian | trixie | fixed | 0 |
| suse | 42.1 | affected | |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| libav | libav | {"endIncluding":"11.4"} | |
References
- http://lists.opensuse.org/opensuse-updates/2016-06/msg00105.html
- http://www.securityfocus.com/bid/75932
- http://www.ubuntu.com/usn/USN-2944-1
- https://blogs.gentoo.org/ago/2015/07/16/libav-divide-by-zero-in-ff_h263_decode_mba/
- https://git.libav.org/?p=libav.git%3Ba=commitdiff%3Bh=0a49a62f998747cfa564d98d36a459fe70d3299b
- https://libav.org/releases/libav-11.5.changelog
- https://security-tracker.debian.org/tracker/CVE-2015-5479
CWEs
CWE-189
💬 Discuss CVE-2015-5479 on VIR Community →
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.