CVE-2014-9659 Memory corruption in n/a
Remote attackers can execute arbitrary code or cause denial of service via crafted OpenType fonts due to a stack-based buffer overflow in FreeType.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2014-9659?
CVE-2014-9659 is a high-severity memory corruption vulnerability in Canonical Ubuntu Linux, published on 8 Feb 2015. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
cff/cf2intrp.c in the CFF CharString interpreter in FreeType before 2.5.4 proceeds with additional hints after the hint mask has been computed, which allows remote attackers to execute arbitrary code or cause a denial of service (stack-based buffer overflow) via a crafted OpenType font. NOTE: this vulnerability exists because of an incomplete fix for CVE-2014-2240.
Weakness: CWE-119
Which versions are affected by CVE-2014-9659?
It affects 5 products.
Products include Canonical Ubuntu Linux, Fedoraproject Fedora, Freetype Freetype, Opensuse Opensuse, Oracle Solaris.
How do I fix CVE-2014-9659?
Upgrade to a fixed version.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2014-9659 being exploited?
There is no known exploitation of CVE-2014-9659 in the wild and no public exploit code.
Other vulnerabilities in Canonical Ubuntu Linux
Sources
Also known as DEBIAN-CVE-2014-9659, GHSA-mhjx-8fg8-xcp5, UBUNTU-CVE-2014-9659.