CVE-2011-0057 Use after free in n/a
Remote attackers can execute arbitrary code via a use-after-free flaw in Web Workers, requiring user interaction to visit a malicious page.
- 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-2011-0057?
CVE-2011-0057 is a critical use after free vulnerability in Mozilla Firefox, published on 2 Mar 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
Use-after-free vulnerability in the Web Workers implementation in Mozilla Firefox before 3.5.17 and 3.6.x before 3.6.14, and SeaMonkey before 2.0.12, allows remote attackers to execute arbitrary code via vectors related to a JavaScript Worker and garbage collection.
Weakness: CWE-399
Which versions are affected by CVE-2011-0057?
It affects 2 products.
Products include Mozilla Firefox, Mozilla Seamonkey.
How do I fix CVE-2011-0057?
Upgrade to a fixed version.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is CVE-2011-0057 being exploited?
There is no known exploitation of CVE-2011-0057 in the wild and no public exploit code.
Other vulnerabilities in Mozilla Firefox
Sources
Also known as GHSA-jprh-98m7-3422.