SB2017030126 - Multiple vulnerabilities in Libav 



SB2017030126 - Multiple vulnerabilities in Libav

Published: March 1, 2017 Updated: August 8, 2020

Security Bulletin ID SB2017030126
Severity
Medium
Patch available
YES
Number of vulnerabilities 8
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 8 secuirty vulnerabilities.


1) Input validation error (CVE-ID: CVE-2016-9819)

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

libavcodec/mpegvideo.c in libav 11.8 allows remote attackers to cause a denial of service (crash) via vectors involving left shift of a negative value.


2) Input validation error (CVE-ID: CVE-2016-9820)

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

libavcodec/mpegvideo_motion.c in libav 11.8 allows remote attackers to cause a denial of service (crash) via vectors involving left shift of a negative value.


3) Integer overflow (CVE-ID: CVE-2016-9821)

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

Integer overflow in libavcodec/mpegvideo_parser.c in libav 11.8 allows remote attackers to cause a denial of service (crash) via a crafted file.


4) Integer overflow (CVE-ID: CVE-2016-9822)

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

Integer overflow in libavcodec/mpeg12dec.c in libav 11.8 allows remote attackers to cause a denial of service (crash) via a crafted file.


5) Buffer overflow (CVE-ID: CVE-2016-9823)

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

libavcodec/x86/mpegvideo.c in libav 11.8 allows remote attackers to cause a denial of service (crash) via a crafted file.


6) Integer overflow (CVE-ID: CVE-2016-9824)

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

Integer overflow in libswscale/x86/swscale.c in libav 11.8 allows remote attackers to cause a denial of service (crash) via a crafted file.


7) Input validation error (CVE-ID: CVE-2016-9825)

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

libswscale/utils.c in libav 11.8 allows remote attackers to cause a denial of service (crash) via vectors involving left shift of a negative value.


8) Input validation error (CVE-ID: CVE-2016-9826)

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

libavcodec/ituh263dec.c in libav 11.8 allows remote attackers to cause a denial of service (crash) via vectors involving left shift of a negative value.


Remediation

Install update from vendor's website.