CVE-2014-9746 Denial of service in n/a
Remote attackers can cause a denial of service via crafted fonts due to unchecked return values in FreeType, affecting applications using the library.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2014-9746?
CVE-2014-9746 is a critical denial of service vulnerability in Debian Debian Linux, published on 7 Jun 2016. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The (1) t1_parse_font_matrix function in type1/t1load.c, (2) cid_parse_font_matrix function in cid/cidload.c, (3) t42_parse_font_matrix function in type42/t42parse.c, and (4) ps_parser_load_field function in psaux/psobjs.c in FreeType before 2.5.4 do not check return values, which allows remote attackers to cause a denial of service (uninitialized memory access and application crash) or possibly have unspecified other impact via a crafted font.
Weakness: CWE-20
Which versions are affected by CVE-2014-9746?
It affects 2 products.
Products include Debian Debian Linux, Freetype Freetype.
How do I fix CVE-2014-9746?
Upgrade to a fixed version.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2014-9746 being exploited?
There is no known exploitation of CVE-2014-9746 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as DEBIAN-CVE-2014-9746, GHSA-pmv7-6mc8-3vhg, UBUNTU-CVE-2014-9746.