Vulnerability identifier: #VU43155
Vulnerability risk: Medium
CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-119
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
FreeType
Universal components / Libraries /
Libraries used by multiple products
Vendor: freetype.org
Description
The vulnerability allows a remote non-authenticated attacker to perform service disruption.
The _bdf_parse_glyphs function in FreeType before 2.4.11 allows context-dependent attackers to cause a denial of service (out-of-bounds write and crash) via vectors related to BDF fonts and an ENCODING field with a negative value.
Mitigation
Install update from vendor's website.
Vulnerable software versions
FreeType: 1.3.1 - 2.4.9
External links
http://git.savannah.gnu.org/cgit/freetype/freetype2.git/commit/?id=7f2e4f4f553f6836be7683f66226afac3fa979b8
http://lists.opensuse.org/opensuse-updates/2013-01/msg00056.html
http://lists.opensuse.org/opensuse-updates/2013-01/msg00078.html
http://secunia.com/advisories/51826
http://secunia.com/advisories/51900
http://www.freetype.org/
http://www.openwall.com/lists/oss-security/2012/12/25/2
http://www.securitytracker.com/id?1027921
http://www.slackware.com/security/viewer.php?l=slackware-security&y=2013&m=slackware-security.520186
http://www.ubuntu.com/usn/USN-1686-1
http://savannah.nongnu.org/bugs/?37907
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.