#VU32292 Division by zero in imlib2 - CVE-2011-5326

Vulnerability identifier: #VU32292

Vulnerability risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2011-5326

CWE-ID: CWE-369

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
imlib2
Other software / Other software solutions

Vendor: Jakub Vrána

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to divide-by-zero error within imlib2 before 1.4.9. A remote attacker can perform a denial of service (divide-by-zero error and application crash) by drawing a 2x1 ellipse.

Mitigation
Update to version 1.4.9.

Vulnerable software versions

imlib2: 1.4.5 - 1.4.8

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External links
https://lists.opensuse.org/opensuse-updates/2016-05/msg00076.html
https://www.debian.org/security/2016/dsa-3555
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=639414
https://git.enlightenment.org/legacy/imlib2.git/commit/?id=c94d83ccab15d5ef02f88d42dce38ed3f0892882
https://sourceforge.net/p/enlightenment/mailman/message/35055012/

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.