PT-2018-4002 · FFmpeg+1 · Ffmpeg+1
CVSS v2.0
7.8
High
| Vector | AV:N/AC:L/Au:N/C:N/I:N/A:C |
Name of the Vulnerable Software and Affected Versions
FFmpeg version 4.0.1
Description
The issue is related to a missing check for failure of a call to
init get bits8() in the avpriv ac3 parse header function in libavcodec/ac3 parser.c. This may trigger a NULL pointer dereference while converting a crafted AVI file to MPEG4, leading to a denial of service. The vulnerability can be exploited by a remote attacker using a specially crafted AVI file, resulting in a denial of service.Recommendations
For FFmpeg version 4.0.1, consider updating to a newer version that addresses this issue, as the current version may allow a denial of service attack through a crafted AVI file.
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
DoS
NULL Pointer Dereference
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Weakness Enumeration
Related Identifiers
Affected Products
Alt Linux
Ffmpeg