CVE-2023-29583 Memory corruption in n/a

Medium 6.2 Published Updated

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
Not needed
Fix
None listed

What is CVE-2023-29583?

CVE-2023-29583 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, with no action from the victim.

Official description

yasm 1.3.0.55.g101bc was discovered to contain a stack overflow via the function parse_expr5 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, CWE-121

Which versions are affected by CVE-2023-29583?

It affects 1 product.

Products include Yasm Project Yasm.

How do I fix CVE-2023-29583?

No fix has been published for CVE-2023-29583 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-2023-29583 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-29583 exists.

Sources

Also known as DEBIAN-CVE-2023-29583, GHSA-x39w-h9m5-w57p.

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