SB2015121903 - Ubuntu update for libav



SB2015121903 - Ubuntu update for libav

Published: December 19, 2015 Updated: October 30, 2026

Security Bulletin ID SB2015121903
CSH Severity
High
Patch available
YES
Number of vulnerabilities 14
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 14 vulnerabilities.


1) Input validation error (CVE-ID: CVE-2012-2772)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

Unspecified vulnerability in the ff_rv34_decode_frame function in libavcodec/rv34.c in FFmpeg before 0.11, and Libav 0.7.x before 0.7.7 and 0.8.x before 0.8.4, has unknown impact and attack vectors, related to "width/height changing with frame threading."


2) Input validation error (CVE-ID: CVE-2012-2775)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

Unspecified vulnerability in the read_var_block_data function in libavcodec/alsdec.c in FFmpeg before 0.11, and Libav 0.7.x before 0.7.7 and 0.8.x before 0.8.4, has unknown impact and attack vectors, related to a large order and an "out of array write in quant_cof."


3) Input validation error (CVE-ID: CVE-2012-2777)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

Unspecified vulnerability in the decode_pic function in libavcodec/cavsdec.c in FFmpeg before 0.11, and Libav 0.7.x before 0.7.7 and 0.8.x before 0.8.4, has unknown impact and attack vectors, related to "width/height changing in CAVS," a different vulnerability than CVE-2012-2784.


4) Input validation error (CVE-ID: CVE-2012-2779)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

Unspecified vulnerability in the decode_frame function in libavcodec/indeo5.c in FFmpeg before 0.11, and Libav 0.7.x before 0.7.7 and 0.8.x before 0.8.4, has unknown impact and attack vectors, related to an invalid "gop header" and decoding in a "half initialized context."


5) Input validation error (CVE-ID: CVE-2012-2784)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

Unspecified vulnerability in the decode_pic function in libavcodec/cavsdec.c in FFmpeg before 0.11, and Libav 0.7.x before 0.7.7 and 0.8.x before 0.8.4, has unknown impact and attack vectors, related to "width/height changing in CAVS," a different vulnerability than CVE-2012-2777.


6) Input validation error (CVE-ID: CVE-2012-2786)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

Unspecified vulnerability in the decode_wdlt function in libavcodec/dfa.c in FFmpeg before 0.11, and Libav 0.7.x before 0.7.7 and 0.8.x before 0.8.4, has unknown impact and attack vectors, related to an "out of array write."


7) Input validation error (CVE-ID: CVE-2012-2788)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

Unspecified vulnerability in the avi_read_packet function in libavformat/avidec.c in FFmpeg before 0.11, and Libav 0.7.x before 0.7.7 and 0.8.x before 0.8.4, has unknown impact and attack vectors, related to an "out of array read" when a "packet is shrunk."


8) Input validation error (CVE-ID: CVE-2012-2789)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

Unspecified vulnerability in the avi_read_packet function in libavformat/avidec.c in FFmpeg before 0.11, and Libav 0.7.x before 0.7.7 and 0.8.x before 0.8.4, has unknown impact and attack vectors, related to a large number of vector coded coefficients (num_vec_coeffs).


9) Input validation error (CVE-ID: CVE-2012-2790)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

Unspecified vulnerability in the read_var_block_data function in libavcodec/alsdec.c in FFmpeg before 0.11, and Libav 0.7.x before 0.7.7 and 0.8.x before 0.8.4, has unknown impact and attack vectors, related to the "number of decoded samples in first sub-block in BGMC mode."


10) Input validation error (CVE-ID: CVE-2012-2793)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

Unspecified vulnerability in the lag_decode_zero_run_line function in libavcodec/lagarith.c in FFmpeg before 0.11, and Libav 0.7.x before 0.7.7 and 0.8.x before 0.8.4, has unknown impact and attack vectors related to "too many zeros."


11) Input validation error (CVE-ID: CVE-2012-2794)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

Unspecified vulnerability in the decode_mb_info function in libavcodec/indeo5.c in FFmpeg before 0.11, and Libav 0.7.x before 0.7.7 and 0.8.x before 0.8.4, has unknown impact and attack vectors in which the "allocated tile size ... mismatches parameters."


12) Input validation error (CVE-ID: CVE-2012-2798)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

Unspecified vulnerability in the decode_dds1 function in libavcodec/dfa.c in FFmpeg before 0.11, and Libav 0.7.x before 0.7.7 and 0.8.x before 0.8.4, has unknown impact and attack vectors, related to an "out of array write."


13) Input validation error (CVE-ID: CVE-2012-2800)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

Unspecified vulnerability in the ff_ivi_process_empty_tile function in libavcodec/ivi_common.c in FFmpeg before 0.11, and Libav 0.7.x before 0.7.7 and 0.8.x before 0.8.4, has unknown impact and attack vectors in which the "tile size ... mismatches parameters" and triggers "writing into a too small array."


14) Input validation error (CVE-ID: CVE-2012-2801)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

Unspecified vulnerability in libavcodec/avs.c in FFmpeg before 0.11, and Libav 0.7.x before 0.7.7 and 0.8.x before 0.8.4, has unknown impact and attack vectors, related to dimensions and "out of array writes."


Remediation

Install update from vendor's website.