CVE-2015-2713 Use after free in n/a

Medium 6.8 Published Updated

Remote attackers can execute arbitrary code or cause denial of service via crafted CSS and text in Firefox or Thunderbird.

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-2015-2713?

CVE-2015-2713 is a medium-severity use after free vulnerability in Mozilla Firefox, published on 14 May 2015. 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 SetBreaks function in Mozilla Firefox before 38.0, Firefox ESR 31.x before 31.7, and Thunderbird before 31.7 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via a document containing crafted text in conjunction with a Cascading Style Sheets (CSS) token sequence containing properties related to vertical text.

Which versions are affected by CVE-2015-2713?

It affects 7 products.

Products include Mozilla Firefox, Mozilla Firefox Esr, Mozilla Thunderbird, Novell Suse Linux Enterprise Desktop, Novell Suse Linux Enterprise Server, Novell Suse Linux Enterprise Software Development Kit and 1 more.

How do I fix CVE-2015-2713?

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-2015-2713 being exploited?

There is no known exploitation of CVE-2015-2713 in the wild and no public exploit code.

All Mozilla Firefox vulnerabilities

Sources

Also known as GHSA-m69x-6q22-9gfc, UBUNTU-CVE-2015-2713.

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