CVE-2017-17129 json
The ff_vc1_mc_4mv_chroma4 function in libavcodec/vc1_mc.c in Libav 12.2 allows remote attackers to cause a denial of service (segmentation…
published 2017-12-04 8 y ago modified 2026-06-17 4 mo ago also EUVD-2017-8295
- cvss
- 8.8
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.2%
- EPSS 1.2% chance of exploitation in 30 days, percentile 68%
- public exploits
- 0
- none known
Summary
The ff_vc1_mc_4mv_chroma4 function in libavcodec/vc1_mc.c in Libav 12.2 allows remote attackers to cause a denial of service (segmentation fault and application crash) or possibly have unspecified other impact via a crafted file.
Exploit prediction
1.22% chance of exploitation in the next 30 days, higher than 68% of all scored CVEs (FIRST EPSS, 2026-11-09).
Exploits and checks
- bugzilla.libav.org https://bugzilla.libav.org/show_bug.cgi?id=1101 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 8.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 6.8 | AV:N/AC:M/Au:N/C:P/I:P/A:P |
Classification
- Weakness
-
- CWE-476 NULL Pointer Dereference
References
-
bugzilla.libav.org
/show_bug.cgi?id=1101
exploit, issue-tracking
Sources
- CVE List CVE-2017-17129
- NVD CVE-2017-17129
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.