PT-2026-31918 · Nasm · Nasm

Published 2026-04-10 · Updated 2026-05-26 · CVE-2026-6068

Positive Technologies (AI Summary)

CVSS v3.1

9.6

Critical

Base vector

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

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

Description A heap use after free issue exists during response file (-@) processing. A dangling pointer to freed memory is stored in the global depend file and subsequently dereferenced because the response-file buffer is freed before the pointer is used. This can lead to data corruption, unexpected behavior, or remote code execution.

Exploit

Fix

RCE

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

BDU:2026-07183

CVE-2026-6068

Affected Products

Nasm

References · 14

• 🔥 https://github.com/netwide-assembler/nasm/issues/222 · Exploit
• 🔥 https://sekai.team/blog/nasm-cve-disclosure/cve-2026-6068 · Exploit
• https://security-tracker.debian.org/tracker/CVE-2026-6068 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2026-6068 · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-07183 · Security Note
• https://ubuntu.com/security/CVE-2026-6068 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-6068 · Security Note
• https://cve.org/CVERecord?id=CVE-2026-6068 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2026-6068 · Vendor Advisory
• https://core-jmp.org/2026/05/cve-2026-6068-nasm-heap-uaf-persistent-rce · Note
• https://t.me/cveNotify/164238 · Telegram Post
• https://t.me/proxy_bar/3403 · Telegram Post
• https://twitter.com/ProjectSEKAIctf/status/2057109123670614283 · Twitter Post
• https://t.me/cveNotify/164743 · Telegram Post