Vulnerability · Published Jan 4, 2023 · Assigned by mitre
CVE-2022-46456
High 7.8
In plain English
A high-severity buffer overflow in the nasm package (Debian). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 30% of all known vulnerabilities).
Severity (CVSS 3.1)7.8High
Exploit odds (30 days)0.4%top 70.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
NASM v2.16 was discovered to contain a global buffer overflow in the component dbgdbg_typevalue at /output/outdbg.c.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | nasm | no fix listed | DEBIAN-CVE-2022-46456 |
| Debian:13 | nasm | no fix listed | DEBIAN-CVE-2022-46456 |
| Debian:14 | nasm | no fix listed | DEBIAN-CVE-2022-46456 |
| Ubuntu:25.10 | nasm | no fix listed | UBUNTU-CVE-2022-46456 |
| Ubuntu:26.04:LTS | nasm | no fix listed | UBUNTU-CVE-2022-46456 |
| Ubuntu:26.10 | nasm | no fix listed | UBUNTU-CVE-2022-46456 |
| Ubuntu:22.04:LTS | qt6-webengine | no fix listed | UBUNTU-CVE-2022-46456 |
| Ubuntu:24.04:LTS | qt6-webengine | no fix listed | UBUNTU-CVE-2022-46456 |
| Ubuntu:25.10 | qt6-webengine | no fix listed | UBUNTU-CVE-2022-46456 |
| Ubuntu:26.04:LTS | qt6-webengine | no fix listed | UBUNTU-CVE-2022-46456 |
| Ubuntu:26.10 | qt6-webengine | no fix listed | UBUNTU-CVE-2022-46456 |
Affected products (as reported)
Weakness: CWE-120 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H