CVE-2017-9994
What it is
libavcodec/webp.c in FFmpeg before 2.8.12, 3.0.x before 3.0.8, 3.1.x before 3.1.8, 3.2.x before 3.2.5, and 3.3.x before 3.3.1 does not ensure that pix_fmt is set, which allows remote attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have unspecified other impact via a crafted file, related to the vp8_decode_mb_row_no_filter and pred8x8_128_dc_8_c functions.
At a glance
- Exploitability
- Can be exploited locally on the machine without logging in, but needs a user to act. High risk of data exposure, data tampering, service disruption.
- Exploit odds
- 1.8% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 1.8% in the next 30 days (EPSS).
- Severity: 7.8 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 1.8% · EPSS, next 30 days
- Weakness
- CWE-119 · Buffer errors
- Record status
- Modified
Affected
- Ffmpeg < 2.8.12
- Ffmpeg < 3.0.8
- Ffmpeg < 3.1.8
- Ffmpeg < 3.2.5
- Ffmpeg < 3.3.1
- Debian Linux 8.0
Attack profile CVSS 3.0 · 7.8
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Raw vector
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2017-9994.md and follow it. Check whether this project is affected by CVE-2017-9994. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://github.com/FFmpeg/FFmpeg/commit/6b5d3fb26fb4be48e4966e4b1d97c2165538d4ef
- https://github.com/FFmpeg/FFmpeg/commit/6b5d3fb26fb4be48e4966e4b1d97c2165538d4ef
References
- http://www.securityfocus.com/bid/99317
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=1434
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=1435
- https://github.com/FFmpeg/FFmpeg/commit/6b5d3fb26fb4be48e4966e4b1d97c2165538d4ef
- https://lists.debian.org/debian-lts-announce/2019/01/msg00006.html
- http://www.securityfocus.com/bid/99317
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=1434
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=1435
- https://github.com/FFmpeg/FFmpeg/commit/6b5d3fb26fb4be48e4966e4b1d97c2165538d4ef
- https://lists.debian.org/debian-lts-announce/2019/01/msg00006.html