CVE-2026-6069

7.5 highEPSS 0.4%

NASM’s disasm() function contains a stack based buffer overflow when formatting disassembly output, allowing an attacker triggered out-of-bounds write when `slen` exceeds the buffer capacity.

Severity

CVSS 3.1

7.5 high

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

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 38% of CVEs (scores of 2026-10-31)
CWE: CWE-787
Published: 2026-04-10
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

nasm:netwide_assembler

References

https://github.com/netwide-assembler/nasm/issues/217

Check your stack JSON