Vulnerability Details : CVE-2014-9766
Integer overflow in the create_bits function in pixman-bits-image.c in Pixman before 0.32.6 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via large height and stride values.
Vulnerability category: OverflowExecute codeDenial of service
Products affected by CVE-2014-9766
- cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
- cpe:2.3:a:pixman:pixman:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2014-9766
6.75%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 90 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2014-9766
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST | |
|
9.8
|
CRITICAL | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2014-9766
-
Assigned by: nvd@nist.gov (Primary)
References for CVE-2014-9766
-
https://bugs.freedesktop.org/show_bug.cgi?id=69014
69014 – Failed to create huge image with pixman_image_create_bits
-
http://www.ubuntu.com/usn/USN-2918-1
USN-2918-1: pixman vulnerability | Ubuntu security notices
-
https://lists.freedesktop.org/archives/pixman/2014-April/003244.html
[Pixman] [PATCH] create_bits(): Cast the result of height * stride to size_tVendor Advisory
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http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
Oracle Solaris Bulletin - April 2016
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http://www.openwall.com/lists/oss-security/2016/02/24/13
oss-security - [Pixman] create_bits(): Cast the result of height * stride to size_t
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http://www.debian.org/security/2016/dsa-3525
Debian -- Security Information -- DSA-3525-1 pixman
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https://bugzilla.redhat.com/show_bug.cgi?id=972647
972647 – evince crashed in pixman library
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https://lists.x.org/archives/xorg-announce/2014-July/002452.html
[ANNOUNCE] pixman release 0.32.6 now availablePatch;Vendor Advisory
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http://www.openwall.com/lists/oss-security/2016/02/24/15
oss-security - Re: [Pixman] create_bits(): Cast the result of height * stride to size_t
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https://cgit.freedesktop.org/pixman/commit/?id=857e40f3d2bc2cfb714913e0cd7e6184cf69aca3
pixman - Pixman: The pixel-manipulation library for X and cairo. (mirrored from https://gitlab.freedesktop.org/pixman/pixman)
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