PT-2026-31919 · Nasm · Nasm

Published 2026-04-10 · Updated 2026-04-10 · CVE-2026-6069

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions NASM (affected versions not specified)

Description The disasm() function in NASM contains a stack-based buffer overflow when formatting disassembly output. This allows an attacker to trigger an out-of-bounds write when the slen value exceeds the buffer capacity.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2026-6069

Affected Products

Nasm

References · 9

• 🔥 https://github.com/netwide-assembler/nasm/issues/217 · Exploit
• https://ubuntu.com/security/CVE-2026-6069 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2026-6069 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2026-6069 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2026-6069 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-6069 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2026-6069 · Vendor Advisory
• https://twitter.com/infoflowcloud/status/2042613694194954629 · Twitter Post
• https://twitter.com/CVEnew/status/2042612430514315438 · Twitter Post