CVE-2014-9766

Integer overflow in the create_bits function in pixman-bits-image.c in Pixman before 0.32.6...

9.8 CriticalFix available

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.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

5.62%Down 1.1 points since Feb 4, 2022

What each source reports

NVD Score used 9.8

Record: CVE-2014-9766
CVSS 3.0: 9.8 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0: 7.5 HighAV:N/AC:L/Au:N/C:P/I:P/A:P
Weakness: CWE-189
Updated: 2026-11-02

CVE List No score

Record: CVE-2014-9766
Updated: 2026-11-02

EUVDEUVD-2014-9572 No score

Record: EUVD-2014-9572
Updated: 2026-11-03

GitHub AdvisoriesGHSA-wrhh-9jw8-888j 9.8

Integer overflow in the create_bits function in pixman-bits-image.c in Pixman before 0.32.6...

Record: GHSA-wrhh-9jw8-888j
CVSS 3.0: 9.8 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSV 9.8

Record: CVE-2014-9766
CVSS 3.0: 9.8 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSVDEBIAN-CVE-2014-9766 9.8

Record: DEBIAN-CVE-2014-9766
CVSS 3.0: 9.8 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSVUBUNTU-CVE-2014-9766 9.8

Record: UBUNTU-CVE-2014-9766
CVSS 3.0: 9.8 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSVUSN-2918-1 No score

pixman vulnerability

Vincent LE GARREC discovered an integer underflow in pixman. If a user were tricked into opening a specially crafted file, a remote attacker could cause pixman to crash, resulting in a denial of service, or possibly execute arbitrary code.

Record: USN-2918-1
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`pixman` Debian:12	before 0.32.6-1	0.32.6-1
`pixman` Debian:13	before 0.32.6-1	0.32.6-1
`pixman` Debian:14	before 0.32.6-1	0.32.6-1
`pixman` Debian:6.0	before 0.16.4-1+deb6u2, plus listed versions 0.16.4-1	0.16.4-1+deb6u2
`pixman` Debian:7	before 0.26.0-4+deb7u2, plus listed versions 0.26.0-40.26.0-4+deb7u1	0.26.0-4+deb7u2
`pixman` Ubuntu:14.04:LTS	before 0.30.2-2ubuntu1.1, plus listed versions 0.30.2-10.30.2-20.30.2-2ubuntu1	0.30.2-2ubuntu1.1

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2014-9766 is a critical vulnerability (CVSS 9.8) in Pixman, published December 31, 2014. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 5.62%, the 92nd percentile. Fixed in pixman 0.32.6-1.

References

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