CVE-2009-4633 Memory corruption in n/a
Remote attackers can execute arbitrary code or cause denial of service via a crafted file due to a heap-based buffer overflow in FFmpeg.
- 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-2009-4633?
CVE-2009-4633 is a critical memory corruption vulnerability in Ffmpeg Ffmpeg, published on 10 Feb 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
vorbis_dec.c in FFmpeg 0.5 uses an assignment operator when a comparison operator was intended, which might allow remote attackers to cause a denial of service and possibly execute arbitrary code via a crafted file that modifies a loop counter and triggers a heap-based buffer overflow.
Weakness: CWE-189
Which versions are affected by CVE-2009-4633?
It affects 1 product.
Products include Ffmpeg Ffmpeg.
How do I fix CVE-2009-4633?
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-2009-4633 being exploited?
There is no known exploitation of CVE-2009-4633 in the wild and no public exploit code.
Other vulnerabilities in Ffmpeg Ffmpeg
Sources
Also known as DEBIAN-CVE-2009-4633, GHSA-pq8m-58c6-gxvf.