CVE-2011-0522 Memory corruption in n/a
Remote attackers can execute arbitrary code via a malformed subtitle in an MKV file, triggering heap corruption in VLC Media Player.
- 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-2011-0522?
CVE-2011-0522 is a medium-severity memory corruption vulnerability in Videolan Vlc Media Player, published on 7 Feb 2011. 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 StripTags function in (1) the USF decoder (modules/codec/subtitles/subsdec.c) and (2) the Text decoder (modules/codec/subtitles/subsusf.c) in VideoLAN VLC Media Player 1.1 before 1.1.6-rc allows remote attackers to execute arbitrary code via a subtitle with an opening "<" without a closing ">" in an MKV file, which triggers heap memory corruption, as demonstrated using refined-australia-blu720p-sample.mkv.
Weakness: CWE-119
Which versions are affected by CVE-2011-0522?
It affects 1 product.
Products include Videolan Vlc Media Player.
How do I fix CVE-2011-0522?
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-2011-0522 being exploited?
There is no known exploitation of CVE-2011-0522 in the wild and no public exploit code.
Public exploit code: 1 Exploit-DB entry.
Other vulnerabilities in Videolan Vlc Media Player
Sources
Also known as DEBIAN-CVE-2011-0522, GHSA-fw4m-69v6-35wh.