CVE-2023-49554

5.5 mediumEPSS 0.4%

Use After Free vulnerability in YASM 1.3.0.86.g9def allows a remote attacker to cause a denial of service via the do_directive function in the modules/preprocs/nasm/nasm-pp.c component.

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: 0.4% chance of exploitation in the next 30 days; higher than 34% of CVEs (scores of 2026-10-31)
CWE: CWE-416
Published: 2024-01-03
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

yasm_project:yasm

References

https://github.com/yasm/yasm/issues/249
https://github.com/yasm/yasm/issues/249

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