VulnerabilityModified
CVE-2015-5479
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.
MEDIUM 6.5EPSS 1.98%
Does this matter?
Lower severity and a low EPSS score (1.98%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 3.0
- 6.5 MEDIUMCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- EPSS
- 1.98% probability · 79th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-189
- Affected
- ubuntu/ubuntu · libav/libav · opensuse/leap
- Source
- cve@mitre.org
References
- http://lists.opensuse.org/opensuse-updates/2016-06/msg00105.htmlThird Party Advisory
- http://www.securityfocus.com/bid/75932
- http://www.ubuntu.com/usn/USN-2944-1Third Party Advisory
- https://blogs.gentoo.org/ago/2015/07/16/libav-divide-by-zero-in-ff_h263_decode_mba/Issue Tracking
- https://git.libav.org/?p=libav.git%3Ba=commitdiff%3Bh=0a49a62f998747cfa564d98d36a459fe70d3299b
- https://libav.org/releases/libav-11.5.changelogVendor Advisory
- http://lists.opensuse.org/opensuse-updates/2016-06/msg00105.htmlThird Party Advisory
- http://www.securityfocus.com/bid/75932
- http://www.ubuntu.com/usn/USN-2944-1Third Party Advisory
- https://blogs.gentoo.org/ago/2015/07/16/libav-divide-by-zero-in-ff_h263_decode_mba/Issue Tracking
- https://git.libav.org/?p=libav.git%3Ba=commitdiff%3Bh=0a49a62f998747cfa564d98d36a459fe70d3299b
- https://libav.org/releases/libav-11.5.changelogVendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.