HIGH · 8.8

CVE-2019-11338

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 acces...

Vulnerability 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.

CVSS Score

8.8

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
FfmpegFfmpeg3.4
DebianDebian Linux8.0
NovellSuse Package Hub For Suse Linux Enterprise12
CanonicalUbuntu Linux16.04

Related Weaknesses (CWE)

References

FAQ

What is CVE-2019-11338?

CVE-2019-11338 is a vulnerability with a CVSS score of 8.8 (HIGH). 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 acces...

How severe is CVE-2019-11338?

CVE-2019-11338 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2019-11338?

Check the references section above for vendor advisories and patch information. Affected products include: Ffmpeg Ffmpeg, Debian Debian Linux, Novell Suse Package Hub For Suse Linux Enterprise, Canonical Ubuntu Linux.