Heap-based buffer overflow in FreeType

1) Heap-based buffer overflow

EUVDB-ID: #VU45484

Risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2010-3311

CWE-ID: CWE-122 - Heap-based Buffer Overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in Integer overflow in base/ftstream.c in libXft (aka the X FreeType library) in FreeType before 2.4. A remote attacker can use a crafted Compact Font Format to trigger heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

FreeType: 1.3.1 - 2.3.11

External links

http://lists.opensuse.org/opensuse-security-announce/2010-10/msg00006.html
http://secunia.com/advisories/48951
http://www.debian.org/security/2010/dsa-2116
http://www.mandriva.com/security/advisories?name=MDVSA-2010:201
http://www.redhat.com/support/errata/RHSA-2010-0864.html
http://www.securityfocus.com/bid/43700
http://www.ubuntu.com/usn/USN-1013-1
http://bugzilla.redhat.com/show_bug.cgi?id=623625
http://rhn.redhat.com/errata/RHSA-2010-0736.html
http://rhn.redhat.com/errata/RHSA-2010-0737.html

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.