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Bug 614016 (CVE-2016-8676, CVE-2016-9819, CVE-2016-9820, CVE-2016-9821, CVE-2016-9822, CVE-2016-9823, CVE-2016-9824, CVE-2016-9825, CVE-2016-9826) - media-video/libav: multiple undefined behavior issues
Summary: media-video/libav: multiple undefined behavior issues
Status: RESOLVED OBSOLETE
Alias: CVE-2016-8676, CVE-2016-9819, CVE-2016-9820, CVE-2016-9821, CVE-2016-9822, CVE-2016-9823, CVE-2016-9824, CVE-2016-9825, CVE-2016-9826
Product: Gentoo Security
Classification: Unclassified
Component: Vulnerabilities (show other bugs)
Hardware: All Linux
: Normal minor (vote)
Assignee: Gentoo Security
URL: https://blogs.gentoo.org/ago/2016/12/...
Whiteboard: B3 [ebuild/cve]
Keywords:
Depends on:
Blocks:
 
Reported: 2017-03-27 09:13 UTC by Agostino Sarubbo
Modified: 2019-05-01 03:18 UTC (History)
2 users (show)

See Also:
Package list:
Runtime testing required: ---

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Description Agostino Sarubbo gentoo-dev 2017-03-27 09:13:20 UTC 
Details at $URL.


@maintainer(s): after the bump, in case we need to stabilize the package, please let us know if it is ready for the stabilization or not.
Comment 1 Yury German Gentoo Infrastructure gentoo-dev 2017-03-29 07:10:14 UTC 
 CVE ID: CVE-2016-9819
   Summary: 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.
 Published: 2017-03-01T15:59:00.000Z
Comment 2 Coacher 2017-05-03 07:36:41 UTC 
Just a short notice that upstream released 11.9, which has these problems fixed.
Comment 3 Yury German Gentoo Infrastructure gentoo-dev 2017-05-09 06:50:49 UTC 
(In reply to Coacher from comment #2)
> Just a short notice that upstream released 11.9, which has these problems
> fixed.
Thank you!
Comment 4 Coacher 2017-05-21 17:23:44 UTC 
Upstream also released 12.1 a week ago, which fixes these problems in 12.x release series. See bug 619076.
Comment 5 Agostino Sarubbo gentoo-dev 2017-06-08 15:57:56 UTC 
(In reply to Coacher from comment #2)
> Just a short notice that upstream released 11.9, which has these problems
> fixed.

Only the first 4 bugs of the blgos post are fixed.
Comment 6 Yury German Gentoo Infrastructure gentoo-dev 2019-03-28 00:09:21 UTC 
Updating CVE Information:

CVE ID: CVE-2016-8676
   Summary: The get_vlc2 function in get_bits.h in Libav 11.9 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a crafted mp3 file.  NOTE: this issue exists due to an incomplete fix for CVE-2016-8675.

CVE ID: CVE-2016-9819
   Summary: 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.

CVE ID: CVE-2016-9820
   Summary: 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.

CVE ID: CVE-2016-9821
   Summary: 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.

CVE ID: CVE-2016-9822
   Summary: Integer overflow in libavcodec/mpeg12dec.c in libav 11.8 allows remote attackers to cause a denial of service (crash) via a crafted file.

CVE ID: CVE-2016-9823
   Summary: libavcodec/x86/mpegvideo.c in libav 11.8 allows remote attackers to cause a denial of service (crash) via a crafted file.

CVE ID: CVE-2016-9824
   Summary: 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.

CVE ID: CVE-2016-9825
   Summary: 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.

CVE ID: CVE-2016-9826
   Summary: 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.