CVE-2017-9996

moderate-risk
Published 2017-06-28

The cdxl_decode_frame function in libavcodec/cdxl.c in FFmpeg 2.8.x 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 exclude the CHUNKY format, 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.

Do I need to act?

-
0.39% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.8/10 High
LOCAL / LOW complexity

Affected Products (20)

Affected Vendors

Ffmpeg

References (10)

Third Party Advisory http://www.securityfocus.com/bid/99323
Issue Tracking https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=1378
Issue Tracking https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=1427
Issue Tracking https://github.com/FFmpeg/FFmpeg/commit/1e42736b95065c69a7481d0cf55247024f54b660
Issue Tracking https://github.com/FFmpeg/FFmpeg/commit/e1b60aad77c27ed5d4dfc11e5e6a05a38c70489d
Third Party Advisory http://www.securityfocus.com/bid/99323
Issue Tracking https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=1378
Issue Tracking https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=1427
Issue Tracking https://github.com/FFmpeg/FFmpeg/commit/1e42736b95065c69a7481d0cf55247024f54b660
Issue Tracking https://github.com/FFmpeg/FFmpeg/commit/e1b60aad77c27ed5d4dfc11e5e6a05a38c70489d
48
/ 100
moderate-risk
Severity 24/34 · High
Exploitability 1/34 · Minimal
Exposure 23/34 · High