NULL pointer dereference in Ffmpeg
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.
EPSS: 0.005 (39.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
Affected products
- Ffmpeg — versions 3.4
- Google Chrome
- Libav — versions 13_dev0
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (Patch, x_refsource_MISC, Issue Tracking)
- cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC, Issue Tracking)
- cve@mitre.org (Patch, x_refsource_MISC, Issue Tracking)
- cve@mitre.org (mailing-list, x_refsource_MLIST)
Frequently asked questions
- What is CVE-2017-1000460?
- CVE-2017-1000460 is a medium-severity vulnerability in Ffmpeg, classified under NULL Pointer Dereference. CVSS score: 6.5/10. Published 2018-01-03.
- How severe is CVE-2017-1000460?
- Medium severity. CVSS v3 base score is 6.5 out of 10.