CVE-2023-25435 Memory corruption in n/a

Medium 5.5 Published 21 Jun 2023 Updated 6 Dec 2024

A buffer overflow in libtiff allows attackers to execute arbitrary code or cause denial of service via crafted TIFF files.

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-2023-25435?

CVE-2023-25435 is a medium-severity memory corruption vulnerability in Libtiff Libtiff, published on 21 Jun 2023. 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

libtiff 4.5.0 is vulnerable to Buffer Overflow via extractContigSamplesShifted8bits() at /libtiff/tools/tiffcrop.c:3753.

Weakness: CWE-120

Which versions are affected by CVE-2023-25435?

It affects 1 product.

Linux distribution packages (1)

tiff openSUSE:Tumbleweed All versions 4.6.0-3.1

Products include Libtiff Libtiff.

How do I fix CVE-2023-25435?

Upgrade to a fixed version.

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

Is CVE-2023-25435 being exploited?

There is no known exploitation of CVE-2023-25435 in the wild and no public exploit code.

All Libtiff Libtiff vulnerabilities

Sources

Also known as AZL-27206, BELL-CVE-2023-25435, DEBIAN-CVE-2023-25435, GHSA-7693-rm3h-988x, UBUNTU-CVE-2023-25435, openSUSE-SU-2024:13494-1.