Vulnerability CVE-2016-3977
Published: 2016-04-21

Description:
Heap-based buffer overflow in util/gif2rgb.c in gif2rgb in giflib 5.1.2 allows remote attackers to cause a denial of service (application crash) via the background color index in a GIF file.

Type:

CWE-119

 (Improper Restriction of Operations within the Bounds of a Memory Buffer)

CVSS2 => (AV:N/AC:M/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.3/10
2.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Opensuse -> Opensuse 
Novell -> Opensuse 
Giflib project -> Giflib 

 References:
http://bugs.fi/fuzzing/index.html
http://lists.opensuse.org/opensuse-updates/2016-04/msg00079.html
http://lists.opensuse.org/opensuse-updates/2016-04/msg00084.html
http://lists.opensuse.org/opensuse-updates/2016-05/msg00019.html
http://www.securityfocus.com/bid/88103
https://bugzilla.redhat.com/show_bug.cgi?id=1325771
https://sourceforge.net/p/giflib/bugs/87/
https://sourceforge.net/p/giflib/code/ci/ea8dbc5786862a3e16a5acfa3d24e2c2f608cd88/
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