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Sicherheit: Mehrere Probleme in FFMpeg
Aktuelle Meldungen Distributionen
Name: Mehrere Probleme in FFMpeg
ID: MDVSA-2012:076
Distribution: Mandriva
Plattformen: Keine Angabe
Datum: Di, 15. Mai 2012, 16:35
Referenzen: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-3362
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-3504
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-3892
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-3893
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-3895
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-3929
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-3936
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-3937
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-3940
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-3945
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-3947
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-3973
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-3974
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-4351
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-4352
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-4353
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-4364
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-4579
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-0853
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-0858
http://ffmpeg.org/security.html
Applikationen: FFmpeg

Originalnachricht

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_______________________________________________________________________

Mandriva Linux Security Advisory MDVSA-2012:076
http://www.mandriva.com/security/
_______________________________________________________________________

Package : ffmpeg
Date : May 15, 2012
Affected: 2011.
_______________________________________________________________________

Problem Description:

Multiple vulnerabilities has been found and corrected in ffmpeg:

The Matroska format decoder in FFmpeg does not properly allocate
memory, which allows remote attackers to execute arbitrary code via
a crafted file (CVE-2011-3362, CVE-2011-3504).

cavsdec.c in libavcodec in FFmpeg allows remote attackers to cause
a denial of service (incorrect write operation and application
crash) via an invalid bitstream in a Chinese AVS video (aka CAVS)
file, related to the decode_residual_block, check_for_slice,
and cavs_decode_frame functions, a different vulnerability than
CVE-2011-3362 (CVE-2011-3973).

Integer signedness error in the decode_residual_inter function in
cavsdec.c in libavcodec in FFmpeg allows remote attackers to cause a
denial of service (incorrect write operation and application crash)
via an invalid bitstream in a Chinese AVS video (aka CAVS) file,
a different vulnerability than CVE-2011-3362 (CVE-2011-3974).

Double free vulnerability in the Theora decoder in FFmpeg allows remote
attackers to cause a denial of service or possibly have unspecified
other impact via a crafted stream (CVE-2011-3892).

FFmpeg does not properly implement the MKV and Vorbis media
handlers, which allows remote attackers to cause a denial of service
(out-of-bounds read) via unspecified vectors (CVE-2011-3893).

Heap-based buffer overflow in the Vorbis decoder in FFmpeg allows
remote attackers to cause a denial of service or possibly have
unspecified other impact via a crafted stream (CVE-2011-3895).

An error within the QDM2 decoder (libavcodec/qdm2.c) can be exploited
to cause a buffer overflow (CVE-2011-4351).

An integer overflow error within the "vp3_dequant()"
function
(libavcodec/vp3.c) can be exploited to cause a buffer overflow
(CVE-2011-4352).

Errors within the "av_image_fill_pointers()", the
"vp5_parse_coeff()",
and the "vp6_parse_coeff()" functions can be exploited to
trigger
out-of-bounds reads (CVE-2011-4353).

It was discovered that Libav incorrectly handled certain malformed
VMD files. If a user were tricked into opening a crafted VMD file,
an attacker could cause a denial of service via application crash,
or possibly execute arbitrary code with the privileges of the user
invoking the program (CVE-2011-4364).

It was discovered that Libav incorrectly handled certain malformed SVQ1
streams. If a user were tricked into opening a crafted SVQ1 stream
file, an attacker could cause a denial of service via application
crash, or possibly execute arbitrary code with the privileges of the
user invoking the program (CVE-2011-4579).

Multiple input validations in the decoders/ demuxers for Westwood
Studios VQA, Apple MJPEG-B, Theora, Matroska, Vorbis, Sony ATRAC3,
DV, NSV, files could lead to the execution of arbitrary code
(CVE-2011-3929, CVE-2011-3936, CVE-2011-3937, CVE-2011-3940,
CVE-2011-3945, CVE-2011-3947, CVE-2012-0853, CVE-2012-0858).

The updated packages have been upgraded to the 0.7.12 version where
these issues has been corrected.
_______________________________________________________________________

References:

http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-3362
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-3504
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-3892
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-3893
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-3895
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-3929
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-3936
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-3937
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-3940
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-3945
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-3947
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-3973
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-3974
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-4351
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-4352
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-4353
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-4364
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-4579
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-0853
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-0858
http://ffmpeg.org/security.html
_______________________________________________________________________

Updated Packages:

Mandriva Linux 2011:
406a90f3c3aa705f38d562d48e295e03
2011/i586/ffmpeg-0.7.12-0.1-mdv2011.0.i586.rpm
32129d580b8038edbf9895ec4d7b2fcb
2011/i586/libavfilter1-0.7.12-0.1-mdv2011.0.i586.rpm
b7f175f1035f4067c9cb94281833180b
2011/i586/libavformats52-0.7.12-0.1-mdv2011.0.i586.rpm
353614e9f64b6ae0d872d68183de1702
2011/i586/libavutil50-0.7.12-0.1-mdv2011.0.i586.rpm
d8f5981968b0b6fa6533ff1c0fff3b21
2011/i586/libffmpeg52-0.7.12-0.1-mdv2011.0.i586.rpm
8afc2be1abb99a531dc264d2c2ca06f2
2011/i586/libffmpeg-devel-0.7.12-0.1-mdv2011.0.i586.rpm
3388b38d883111b7a9690c6b6e5642cd
2011/i586/libffmpeg-static-devel-0.7.12-0.1-mdv2011.0.i586.rpm
eab9abe8ff0c3c8f70e0835ff5d86a16
2011/i586/libpostproc51-0.7.12-0.1-mdv2011.0.i586.rpm
56412a9d476c3afa6eddfb2213197aef
2011/i586/libswscaler0-0.7.12-0.1-mdv2011.0.i586.rpm
5c84c76529690066d76d0ab23dcd7c18 2011/SRPMS/ffmpeg-0.7.12-0.1.src.rpm

Mandriva Linux 2011/X86_64:
48d4a2512c540a98a442a9c1d502967e
2011/x86_64/ffmpeg-0.7.12-0.1-mdv2011.0.x86_64.rpm
d2317215c418f1dc2bbd5501ded9dfa8
2011/x86_64/lib64avfilter1-0.7.12-0.1-mdv2011.0.x86_64.rpm
7cce3f5255ff1c8443e915fd9dd0cc40
2011/x86_64/lib64avformats52-0.7.12-0.1-mdv2011.0.x86_64.rpm
39cb1e16f40dd1c3c7a4eefd4099c5a0
2011/x86_64/lib64avutil50-0.7.12-0.1-mdv2011.0.x86_64.rpm
374bf64c3811af7b1f7c87e614bba01e
2011/x86_64/lib64ffmpeg52-0.7.12-0.1-mdv2011.0.x86_64.rpm
c7630d17e83608a9b9b11a62acbf55db
2011/x86_64/lib64ffmpeg-devel-0.7.12-0.1-mdv2011.0.x86_64.rpm
ed5b7e42dcf2ef78b073251286fda9a9
2011/x86_64/lib64ffmpeg-static-devel-0.7.12-0.1-mdv2011.0.x86_64.rpm
4e380177dd301bca6b706eacc7a8e36b
2011/x86_64/lib64postproc51-0.7.12-0.1-mdv2011.0.x86_64.rpm
73493c74c9eb57107a9ff5451da1352e
2011/x86_64/lib64swscaler0-0.7.12-0.1-mdv2011.0.x86_64.rpm
5c84c76529690066d76d0ab23dcd7c18 2011/SRPMS/ffmpeg-0.7.12-0.1.src.rpm
_______________________________________________________________________

To upgrade automatically use MandrivaUpdate or urpmi. The verification
of md5 checksums and GPG signatures is performed automatically for you.

All packages are signed by Mandriva for security. You can obtain the
GPG public key of the Mandriva Security Team by executing:

gpg --recv-keys --keyserver pgp.mit.edu 0x22458A98

You can view other update advisories for Mandriva Linux at:

http://www.mandriva.com/security/advisories

If you want to report vulnerabilities, please contact

security_(at)_mandriva.com
_______________________________________________________________________

Type Bits/KeyID Date User ID
pub 1024D/22458A98 2000-07-10 Mandriva Security Team
<security*mandriva.com>
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