Vulnerability CVE-2017-6312
Published: 2017-03-09   Modified: 2017-03-10

Description:
Integer overflow in io-ico.c in gdk-pixbuf allows context-dependent attackers to cause a denial of service (segmentation fault and application crash) via a crafted image entry offset in an ICO file, which triggers an out-of-bounds read, related to compiler optimizations.

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
Gnome -> Gdk-pixbuf 

 References:
http://mov.sx/2017/02/21/bug-hunting-gdk-pixbuf.html
http://www.openwall.com/lists/oss-security/2017/02/21/4
http://www.openwall.com/lists/oss-security/2017/02/26/1
http://www.securityfocus.com/bid/96779
https://bugzilla.gnome.org/show_bug.cgi?id=779012
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