#VU32296 Buffer overflow in imlib2 - CVE-2016-4024

Vulnerability identifier: #VU32296

Vulnerability risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2016-4024

CWE-ID: CWE-119

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
imlib2
Other software / Other software solutions

Vendor: Jakub Vrána

Description

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

Integer overflow in imlib2 before 1.4.9 on 32-bit platforms allows remote attackers to execute arbitrary code via large dimensions in an image, which triggers an out-of-bounds heap memory write operation.

Mitigation
Install update from vendor's website.

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://www.securityfocus.com/bid/86073
https://www.securitytracker.com/id/1035573
https://git.enlightenment.org/legacy/imlib2.git/commit/?id=7eba2e4c8ac0e20838947f10f29d0efe1add8227
https://security.gentoo.org/glsa/201611-12
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.