CVE-2024-2608 Integer overflow in Firefox

High 8.4 Published Updated

Integer overflows in Firefox and Thunderbird attribute encoding functions can lead to out-of-bounds writes, potentially allowing remote code execution.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
Not needed
Fix
Available

What is CVE-2024-2608?

CVE-2024-2608 is a high-severity vulnerability in Debian Debian Linux, published on 19 Mar 2024. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

`AppendEncodedAttributeValue(), ExtraSpaceNeededForAttrEncoding()` and `AppendEncodedCharacters()` could have experienced integer overflows, causing underallocation of an output buffer leading to an out of bounds write. This vulnerability affects Firefox < 124, Firefox ESR < 115.9, and Thunderbird < 115.9.

Weakness: CWE-680

Which versions are affected by CVE-2024-2608?

It affects 3 products.

Products include Debian Debian Linux, Mozilla Firefox, Mozilla Thunderbird.

How do I fix CVE-2024-2608?

Upgrade to a fixed version.

Is CVE-2024-2608 being exploited?

There is no known exploitation of CVE-2024-2608 in the wild and no public exploit code.

All Debian Debian Linux vulnerabilities

Sources

Also known as DEBIAN-CVE-2024-2608, GHSA-9crf-rxmh-772m, UBUNTU-CVE-2024-2608.

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