vulnerability

Alpine Linux: CVE-2019-11338: NULL Pointer Dereference

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Severity

CVSS

(AV:N/AC:M/Au:N/C:P/I:P/A:P)

Published

Apr 18, 2019

Added

Aug 22, 2024

Modified

Jun 18, 2026

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.

Solutions

alpine-linux-upgrade-ffmpegalpine-linux-upgrade-ffmpeg4

References

CVE-2019-11338
https://attackerkb.com/topics/CVE-2019-11338
https://security.alpinelinux.org/vuln/CVE-2019-11338
https://euvd.enisa.europa.eu/vulnerability/EUVD-2019-3019
CWE-476
EUVD-EUVD-2019-3019

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