Out-of-bounds Write Affecting libav package, versions <6:11.12-1~deb8u5
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-DEBIAN8-LIBAV-404839
- published14 Apr 2017
- disclosed14 Apr 2017
Introduced: 14 Apr 2017
CVE-2017-7863 (opens in a new tab)How to fix?
Upgrade Debian:8 libav to version 6:11.12-1~deb8u5 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream libav package and not the libav package as distributed by Debian.
See How to fix? for Debian:8 relevant fixed versions and status.
FFmpeg before 2017-02-04 has an out-of-bounds write caused by a heap-based buffer overflow related to the decode_frame_common function in libavcodec/pngdec.c.
References
- https://security-tracker.debian.org/tracker/CVE-2017-7863
- https://lists.debian.org/debian-lts-announce/2019/02/msg00005.html
- https://github.com/FFmpeg/FFmpeg/commit/e477f09d0b3619f3d29173b2cd593e17e2d1978e
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=546
- http://www.securityfocus.com/bid/97675