CVE-2017-17127

medium

Published 2017-12-04 · Modified 2026-05-13

CVSS v3

6.5

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

CVSS v2

4.3

VIR risk

6.5

Description

The vc1_decode_frame function in libavcodec/vc1dec.c in Libav 12.2 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted file.

Predictions

Exploit likelihood

75%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No vendor mitigations ingested yet for this CVE. The mitigation-content worker queues fetches as references arrive — check back in a few minutes, or see the references list below.

Application impact

Vendor	Product	Versions	Fixed
libav	libav	`12.2`

References

https://bugzilla.libav.org/show_bug.cgi?id=1099
https://deb.freexian.com/extended-lts/tracker/CVE-2017-17127
https://lists.debian.org/debian-lts-announce/2019/12/msg00003.html
https://bugzilla.libav.org/show_bug.cgi?id=1099
https://deb.freexian.com/extended-lts/tracker/CVE-2017-17127
https://lists.debian.org/debian-lts-announce/2019/12/msg00003.html

CWEs

CWE-476

Verify integrity in audit chain (admin only). AS-IS.