CVE-2009-3743 Memory corruption in n/a
Remote attackers can execute arbitrary code or cause denial of service via a malformed TrueType font in Ghostscript.
- 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-2009-3743?
CVE-2009-3743 is a critical memory corruption vulnerability in n/a, published on 26 Aug 2010. 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
Off-by-one error in the Ins_MINDEX function in the TrueType bytecode interpreter in Ghostscript before 8.71 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via a malformed TrueType font in a document that trigger an integer overflow and a heap-based buffer overflow.
Weakness: CWE-189
Which versions are affected by CVE-2009-3743?
It affects 3 products.
Products include Artifex Afpl Ghostscript, Artifex Ghostscript Fonts, Artifex Gpl Ghostscript.
How do I fix CVE-2009-3743?
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-2009-3743 being exploited?
There is no known exploitation of CVE-2009-3743 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as DEBIAN-CVE-2009-3743, GHSA-3p47-jqhp-gxp9.