CVE-2019-11338
8.8
HIGH
CVSS 3.1
EPSS 1.9%
Description
libavcodec/hevcdec.c in FFmpeg 3.4 and 4.1.2 mishandles detection of duplicate first slices, which allows remote attackers to cause a denial of service (NULL pointer dereference and out-of-array access) or possibly have unspecified other impact via crafted HEVC data.
How to fix CVE-2019-11338
To remediate CVE-2019-11338, upgrade the affected package to a fixed version below.
- Debian/ffmpeg—upgrade to 7:4.1.3-1 or later
Is CVE-2019-11338 being exploited?
Low — EPSS is 1.9%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 7:4.1.3-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |