CVE-2012-5670 Memory corruption in n/a
A remote attacker can cause a denial of service via a crafted BDF font file with a negative ENCODING value, affecting applications using 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-2012-5670?
CVE-2012-5670 is a medium-severity memory corruption 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
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.
Weakness: CWE-119
Which versions are affected by CVE-2012-5670?
It affects 1 product.
Products include Freetype Freetype.
How do I fix CVE-2012-5670?
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-2012-5670 being exploited?
There is no known exploitation of CVE-2012-5670 in the wild and no public exploit code.
Other vulnerabilities in Freetype Freetype
Sources
Also known as DEBIAN-CVE-2012-5670, GHSA-chvj-m73r-9q8x.