VulnerabilityModified
CVE-2017-1000460
In line libavcodec/h264dec.c:500 in libav(v13_dev0), ffmpeg(n3.4), chromium(56 prior Feb 13, 2017), the return value of init_get_bits is ignored and get_ue_golomb(&gb) is called on an uninitialized get_bits context, which causes a NULL deref exception.
MEDIUM 6.5EPSS 0.49%
Does this matter?
Lower severity and a low EPSS score (0.49%). Track it; it rarely justifies an emergency change on its own.
Description
In line libavcodec/h264dec.c:500 in libav(v13_dev0), ffmpeg(n3.4), chromium(56 prior Feb 13, 2017), the return value of init_get_bits is ignored and get_ue_golomb(&gb) is called on an uninitialized get_bits context, which causes a NULL deref exception.
- 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
- 0.49% probability · 41th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-476
- Affected
- libav/libav · ffmpeg/ffmpeg · google/chrome
- Source
- cve@mitre.org
References
- https://bugzilla.libav.org/show_bug.cgi?id=952Exploit, Issue Tracking, Third Party Advisory
- https://chromium.googlesource.com/chromium/third_party/ffmpeg/+/8e313ca08800178efce00045e07dc494d437b70cIssue Tracking, Patch
- https://lists.debian.org/debian-lts-announce/2019/03/msg00041.html
- https://lists.ffmpeg.org/pipermail/ffmpeg-cvslog/2017-January/104221.htmlIssue Tracking, Patch
- https://bugzilla.libav.org/show_bug.cgi?id=952Exploit, Issue Tracking, Third Party Advisory
- https://chromium.googlesource.com/chromium/third_party/ffmpeg/+/8e313ca08800178efce00045e07dc494d437b70cIssue Tracking, Patch
- https://lists.debian.org/debian-lts-announce/2019/03/msg00041.html
- https://lists.ffmpeg.org/pipermail/ffmpeg-cvslog/2017-January/104221.htmlIssue Tracking, Patch
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.