CVE-2011-0255 Memory corruption in n/a

Critical 9.3 Published 21 Jul 2011 Updated 6 Aug 2024

Remote attackers can execute arbitrary code or cause denial of service via a crafted website due to memory corruption in WebKit.

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: None listed

What is CVE-2011-0255?

CVE-2011-0255 is a critical memory corruption vulnerability in Apple Safari, published on 21 Jul 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

WebKit, as used in Apple Safari before 5.0.6, allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site, a different vulnerability than other WebKit CVEs listed in APPLE-SA-2011-07-20-1.

Weakness: CWE-119

Which versions are affected by CVE-2011-0255?

It affects 2 products.

Products include Apple Safari, Apple Webkit.

How do I fix CVE-2011-0255?

No fix has been published for CVE-2011-0255 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2011-0255 being exploited?

There is no known exploitation of CVE-2011-0255 in the wild and no public exploit code.

All Apple Safari vulnerabilities

Sources

Also known as GHSA-m3pc-v98h-rw9m, UBUNTU-CVE-2011-0255.