CVE-2023-29582 Memory corruption in n/a

Medium 5.5 Published 24 Apr 2023 Updated 2 Aug 2024

A stack overflow in the Yasm assembler can cause a denial of service when processing malformed input, though its security impact is disputed.

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: None listed

What is CVE-2023-29582?

CVE-2023-29582 is a medium-severity memory corruption vulnerability in n/a, published on 24 Apr 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

yasm 1.3.0.55.g101bc was discovered to contain a stack overflow via the function parse_expr1 at /nasm/nasm-parse.c. Note: This has been disputed by third parties who argue this is a bug and not a security issue because yasm is a standalone program not designed to run untrusted code.

Weakness: CWE-787

Which versions are affected by CVE-2023-29582?

It affects 1 product.

Products include Yasm Project Yasm.

How do I fix CVE-2023-29582?

No fix has been published for CVE-2023-29582 yet. Limit exposure of the affected software until one is available.

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

Is CVE-2023-29582 being exploited?

There is no known exploitation of CVE-2023-29582 in the wild and no public exploit code.

Sources

Also known as AZL-26346, AZL-35396, DEBIAN-CVE-2023-29582, GHSA-j2cj-28m2-5h5j.