CVE catalog
CVE-2020-18974
nasm: CVE-2020-18974
- Severity
- Low
- Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.83% · Oct 25, 2026
Buffer Overflow in Netwide Assembler (NASM) v2.15.xx allows attackers to cause a denial of service via 'crc64i' in the component 'nasmlib/crc64'. This issue is different than CVE-2019-7147.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | nasm | sid | 3.01-1 | vulnerable |
| Debian | nasm | forky | 3.01-1 | vulnerable |
| Debian | nasm | trixie | 2.16.03-1 | vulnerable |
| Debian | nasm | bookworm | 2.16.01-1 | vulnerable |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | nasm | source | sid | (unfixed) | unimportant | Not reported | Not reported |
| Debian | nasm | source | forky | (unfixed) | unimportant | Not reported | Not reported |
| Debian | nasm | source | trixie | (unfixed) | unimportant | Not reported | Not reported |
| Debian | nasm | source | bookworm | (unfixed) | unimportant | Not reported | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [nasm]Affected
Details (2)
2.16.01-1· amd64 · bookwormAffected
dsa · nasm · debian · bookworm; dsa · nasm · debian · 12
2.16.01-1· arm64 · bookwormAffected
dsa · nasm · debian · bookworm; dsa · nasm · debian · 12
[Debian 13 (Trixie)]
- [nasm]Affected
Details (2)
2.16.03-1· amd64 · trixieAffected
dsa · nasm · debian · 13
2.16.03-1· arm64 · trixieAffected
dsa · nasm · debian · 13
Observed: