Vulnerability · Published Apr 10, 2026 · Assigned by certcc
CVE-2026-6068CVE-2026-6068
Medium 6.5
In plain English
A medium-severity security flaw in NASM from NASM. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 37% of all known vulnerabilities).
Severity (CVSS 3.1)6.5Medium
Exploit odds (30 days)0.4%top 63.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
NASM contains a heap use after free vulnerability in response file (-@) processing where a dangling pointer to freed memory is stored in the global depend_file and later dereferenced, as the response-file buffer is freed before the pointer is used, allowing for data corruption or remote code execution.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | nasm | no fix listed | DEBIAN-CVE-2026-6068 |
| Debian:13 | nasm | no fix listed | DEBIAN-CVE-2026-6068 |
| Debian:14 | nasm | no fix listed | DEBIAN-CVE-2026-6068 |
| Ubuntu:25.10 | nasm | no fix listed | UBUNTU-CVE-2026-6068 |
| Ubuntu:26.04:LTS | nasm | no fix listed | UBUNTU-CVE-2026-6068 |
| Ubuntu:26.10 | nasm | no fix listed | UBUNTU-CVE-2026-6068 |