CVE-2023-29582

5.5 mediumEPSS 0.3%

Medium (5.5) in yasm project yasm. EPSS 0.3% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

5.5 medium

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 28% of CVEs (scores of 2026-10-31)
CWE: CWE-787
Published: 2023-04-24
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

yasm_project:yasm

References

https://bugzilla.redhat.com/show_bug.cgi?id=2189601#c3
https://github.com/yasm/yasm/issues/217
https://github.com/z1r00/fuzz_vuln/blob/main/yasm/stack-overflow/parse_expr1/readme.md
https://bugzilla.redhat.com/show_bug.cgi?id=2189601#c3
https://github.com/yasm/yasm/issues/217

Check your stack JSON