CVE-2012-5668 Null dereference in n/a
Attackers can cause a denial of service via crafted BDF fonts due to a NULL pointer dereference in FreeType, affecting applications using the library.
- 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-2012-5668?
CVE-2012-5668 is a medium-severity vulnerability in Freetype Freetype, published on 24 Jan 2013. 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
FreeType before 2.4.11 allows context-dependent attackers to cause a denial of service (NULL pointer dereference and crash) via vectors related to BDF fonts and the improper handling of an "allocation error" in the bdf_free_font function.
Weakness: CWE-119
Which versions are affected by CVE-2012-5668?
It affects 1 product.
Products include Freetype Freetype.
How do I fix CVE-2012-5668?
Upgrade to a fixed version.
Is CVE-2012-5668 being exploited?
There is no known exploitation of CVE-2012-5668 in the wild and no public exploit code.
Other vulnerabilities in Freetype Freetype
Sources
Also known as DEBIAN-CVE-2012-5668, GHSA-gxvr-g9gp-vrqg.