Vulnerability · Published Aug 22, 2023 · Assigned by mitre
CVE-2023-38665
Medium 5.5
In plain English
A medium-severity security flaw in the nasm package (Debian). Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 24% of all known vulnerabilities).
Severity (CVSS NVD)5.5Medium
Exploit odds (30 days)0.3%top 76.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
Null pointer dereference in ieee_write_file in nasm 2.16rc0 allows attackers to cause a denial of service (crash).
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | nasm | no fix listed | DEBIAN-CVE-2023-38665 |
| Debian:13 | nasm | no fix listed | DEBIAN-CVE-2023-38665 |
| Debian:14 | nasm | no fix listed | DEBIAN-CVE-2023-38665 |
| Ubuntu:25.10 | nasm | no fix listed | UBUNTU-CVE-2023-38665 |