CVE-2023-25434 Memory corruption in n/a
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
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2023-25434?
CVE-2023-25434 is a high-severity memory corruption vulnerability in Libtiff Libtiff, published on 14 Jun 2023. 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
libtiff 4.5.0 is vulnerable to Buffer Overflow via extractContigSamplesBytes() at /libtiff/tools/tiffcrop.c:3215.
Weakness: CWE-120
Which versions are affected by CVE-2023-25434?
It affects 1 product.
Products include Libtiff Libtiff.
How do I fix CVE-2023-25434?
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-2023-25434 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-25434 exists.
Other vulnerabilities in Libtiff Libtiff
Sources
Also known as AZL-27166, BELL-CVE-2023-25434, DEBIAN-CVE-2023-25434, GHSA-9h22-hf9q-9g83, UBUNTU-CVE-2023-25434.