Libav 'libavformat/nsvdec.c' NULL Pointer Dereference Denial of Service Vulnerability

BID:98548

Info

Libav 'libavformat/nsvdec.c' NULL Pointer Dereference Denial of Service Vulnerability

Bugtraq ID: 98548
Class: Failure to Handle Exceptional Conditions
CVE: CVE-2017-9051
Remote: Yes
Local: No
Published: May 18 2017 12:00AM
Updated: May 18 2017 12:00AM
Credit: Marcel Boehme
Vulnerable: Libav Libav 1.2.1
Libav Libav 0.8.15
Libav Libav 0.8.14
Libav Libav 0.8.12
Libav Libav 0.8.11
Libav Libav 0.8.10
Libav Libav 0.8.7
Libav Libav 0.8.6
Libav Libav 0.8.5
Libav Libav 0.8.3
Libav Libav 0.7.4
Libav Libav 0.6.4
Libav Libav 0.5.7
Libav Libav 0.5.6
Libav Libav 9.9
Libav Libav 9.8
Libav Libav 9.7
Libav Libav 9.11
Libav Libav 9.10
Libav Libav 12.0
Libav Libav 11.9
Libav Libav 11.8
Libav Libav 11.7
Libav Libav 11.5
Libav Libav 11.4
Libav Libav 11.3
Libav Libav 0.8.9
Libav Libav 0.8.8
Libav Libav 0.8.4
Libav Libav 0.8.2
Libav Libav 0.8.1
Libav Libav 0.8
Libav Libav 0.7.6
Libav Libav 0.7.5
Libav Libav 0.7.3
Libav Libav 0.7.2
Libav Libav 0.7.1
Libav Libav 0.7
Libav Libav 0.6.5
Libav Libav 0.6.3
Libav Libav 0.6.2
Libav Libav 0.6.1
Libav Libav 0.6
Libav Libav 0.5.8
Libav Libav 0.5.5
Libav Libav 0.5.4
Libav Libav 0.5.3
Libav Libav 0.5.2
Libav Libav 0.5.1
Libav Libav 0.5
Not Vulnerable: Libav Libav 12.1

Discussion

Libav 'libavformat/nsvdec.c' NULL Pointer Dereference Denial of Service Vulnerability

Libav is prone to a denial-of-service vulnerability.

Attackers can exploit this issue to crash the application, resulting in a denial-of-service condition.

Versions prior to Libav 12.1 are vulnerable.

Exploit / POC

Libav 'libavformat/nsvdec.c' NULL Pointer Dereference Denial of Service Vulnerability

The researcher has created a proof-of-concept to demonstrate the issue. Please see the references for more information.

Solution / Fix

Libav 'libavformat/nsvdec.c' NULL Pointer Dereference Denial of Service Vulnerability

Solution:
Updates are available. Please see the references or vendor advisory for more information.

References

Libav 'libavformat/nsvdec.c' NULL Pointer Dereference Denial of Service Vulnerability

References:

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