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freebsdFreeBSDB0DA85AF-21A3-4C15-A137-FE9E4BC86002
HistoryNov 27, 2015 - 12:00 a.m.

ffmpeg -- multiple vulnerabilities

2015-11-2700:00:00
vuxml.freebsd.org
18

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

0.006 Low

EPSS

Percentile

78.1%

NVD reports:

The update_dimensions function in libavcodec/vp8.c in
FFmpeg through 2.8.1, as used in Google Chrome before
46.0.2490.71 and other products, relies on a
coefficient-partition count during multi-threaded operation,
which allows remote attackers to cause a denial of service
(race condition and memory corruption) or possibly have
unspecified other impact via a crafted WebM file.

The ljpeg_decode_yuv_scan function in
libavcodec/mjpegdec.c in FFmpeg before 2.8.2 omits certain
width and height checks, which allows remote attackers to
cause a denial of service (out-of-bounds array access) or
possibly have unspecified other impact via crafted MJPEG
data.

The ff_hevc_parse_sps function in libavcodec/hevc_ps.c in
FFmpeg before 2.8.2 does not validate the Chroma Format
Indicator, which allows remote attackers to cause a denial
of service (out-of-bounds array access) or possibly have
unspecified other impact via crafted High Efficiency Video
Coding (HEVC) data.

The decode_uncompressed function in libavcodec/faxcompr.c
in FFmpeg before 2.8.2 does not validate uncompressed runs,
which allows remote attackers to cause a denial of service
(out-of-bounds array access) or possibly have unspecified
other impact via crafted CCITT FAX data.

The init_tile function in libavcodec/jpeg2000dec.c in
FFmpeg before 2.8.2 does not enforce minimum-value and
maximum-value constraints on tile coordinates, which allows
remote attackers to cause a denial of service (out-of-bounds
array access) or possibly have unspecified other impact via
crafted JPEG 2000 data.

The jpeg2000_read_main_headers function in
libavcodec/jpeg2000dec.c in FFmpeg before 2.6.5, 2.7.x
before 2.7.3, and 2.8.x through 2.8.2 does not enforce
uniqueness of the SIZ marker in a JPEG 2000 image, which
allows remote attackers to cause a denial of service
(out-of-bounds heap-memory access) or possibly have
unspecified other impact via a crafted image with two or
more of these markers.

Integer overflow in the ff_ivi_init_planes function in
libavcodec/ivi.c in FFmpeg before 2.6.5, 2.7.x before 2.7.3,
and 2.8.x through 2.8.2 allows remote attackers to cause a
denial of service (out-of-bounds heap-memory access) or
possibly have unspecified other impact via crafted image
dimensions in Indeo Video Interactive data.

The smka_decode_frame function in libavcodec/smacker.c in
FFmpeg before 2.6.5, 2.7.x before 2.7.3, and 2.8.x through
2.8.2 does not verify that the data size is consistent with
the number of channels, which allows remote attackers to
cause a denial of service (out-of-bounds array access) or
possibly have unspecified other impact via crafted Smacker
data.

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

0.006 Low

EPSS

Percentile

78.1%