Published: 07/09/2017 Updated: 04/01/2021

CVSS v2 Base Score: 6.8 | Impact Score: 6.4 | Exploitability Score: 8.6

CVSS v3 Base Score: 8.8 | Impact Score: 5.9 | Exploitability Score: 2.8

VMScore: 605

Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P

In the mxf_read_primer_pack function in libavformat/mxfdec.c in FFmpeg 3.3.3 -> 2.4, an integer signedness error might occur when a crafted file, which claims a large "item_num" field such as 0xffffffff, is provided. As a result, the variable "item_num" turns negative, bypassing the check for a large value.

Vulnerable Product	Search on Vulmon	Subscribe to Product
ffmpeg ffmpeg 3.3.3
debian debian linux 9.0
debian debian linux 8.0

In the mxf_read_primer_pack function in libavformat/mxfdecc in FFmpeg 333, an integer signedness error might occur when a crafted file, which claims a large "item_num" field such as 0xffffffff, is provided As a result, the variable "item_num" turns negative, bypassing the check for a large value ...

CWE-20 https://github.com/FFmpeg/FFmpeg/commit/9d00fb9d70ee8c0cc7002b89318c5be00f1bbdad http://www.securityfocus.com/bid/100692 http://www.debian.org/security/2017/dsa-3996 https://lists.debian.org/debian-lts-announce/2019/02/msg00005.html https://github.com/FFmpeg/FFmpeg/commit/a4e85b2e1c8d5b4bf0091157bbdeb0e457fb7b8f https://nvd.nist.gov https://security.archlinux.org/CVE-2017-14169

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CVE-2017-14169

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