CVE-2024-26256 Libarchive Remote Code Execution Vulnerability

High 7.8 Published Updated

A memory corruption vulnerability in Libarchive allows remote attackers to execute arbitrary code via crafted archives.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
A user has to click or open something
Fix
Available

What is CVE-2024-26256?

CVE-2024-26256 is a high-severity memory corruption vulnerability in Fedoraproject Fedora, published on 9 Apr 2024. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

Libarchive Remote Code Execution Vulnerability

Weakness: CWE-787, CWE-122

Which versions are affected by CVE-2024-26256?

It affects 5 products.

Linux distribution packages (1)
bsdtar openSUSE:TumbleweedAll versions3.7.4-1.1

Products include Fedoraproject Fedora, Libarchive Libarchive, Microsoft Windows 11 22h2, Microsoft Windows 11 23h2, Microsoft Windows Server 2022 23h2.

How do I fix CVE-2024-26256?

Apply the vendor's patch.

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

Is CVE-2024-26256 being exploited?

There is no known exploitation of CVE-2024-26256 in the wild and no public exploit code.

All Fedoraproject Fedora vulnerabilities

Sources

Also known as ALPINE-CVE-2024-26256, AZL-42370, AZL-42383, BELL-CVE-2024-26256, DEBIAN-CVE-2024-26256, DSA-5706-1 and 6 more.

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