Description
Nmap through 7.70, when the -sV option is used, allows remote attackers to cause a denial of service (stack consumption and application crash) via a crafted TCP-based service.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | nmap | No fix yet | — |
| Debian 13 | nmap | No fix yet | — |
| Debian 12 | nmap | No fix yet | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | nmap | No fix yet | — |
| Ubuntu 16.04 LTS | nmap | No fix yet | — |
| Ubuntu 14.04 LTS | nmap | No fix yet | — |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP2 | nmap | 7.70-3.12.1 | SUSE-SU-2019:2425-2 |
| SLES 15 SP1 | nmap | 7.70-3.5.1 | SUSE-SU-2019:2425-2, SUSE-SU-2019:2425-1, SUSE-SU-2019:1290-2 |
| SLES 15 | nmap | 7.70-3.5.1 | SUSE-SU-2019:2425-1, SUSE-SU-2019:1290-1 |
| SLES 12 SP4 | nmap | 6.46-3.3.1 | SUSE-SU-2019:2426-1, SUSE-SU-2019:1286-1 |
| SLES 12 SP3 | nmap | 6.46-3.3.1 | SUSE-SU-2019:1286-1 |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 12 SP4 | nmap | 6.46-3.3.1 | SUSE-SU-2019:2426-1, SUSE-SU-2019:1286-1 |
| SLES for SAP 12 SP3 | nmap | 6.46-3.3.1 | SUSE-SU-2019:1286-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | nmap | 7.92-2.1 | openSUSE-SU-2024:11094-1 |
| openSUSE Leap 15.1 | nmap | 7.70-lp151.3.3.1 | openSUSE-SU-2019:2200-1, openSUSE-SU-2019:1462-1 |
| openSUSE Leap 15.0 | nmap | 7.70-lp150.2.9.1 | openSUSE-SU-2019:2198-1, openSUSE-SU-2019:1462-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | nmap | 7.80-r0 | — |
| Alpine v3.23 | nmap | 7.80-r0 | — |
| Alpine v3.22 | nmap | 7.80-r0 | — |
| Alpine v3.21 | nmap | 7.80-r0 | — |
| Alpine v3.20 | nmap | 7.80-r0 | — |
Show 13 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | nmap | 7.80-r0 | — |
| Alpine v3.18 | nmap | 7.80-r0 | — |
| Alpine v3.17 | nmap | 7.80-r0 | — |
| Alpine v3.16 | nmap | 7.80-r0 | — |
| Alpine v3.15 | nmap | 7.80-r0 | — |
| Alpine v3.14 | nmap | 7.80-r0 | — |
| Alpine v3.13 | nmap | 7.80-r0 | — |
| Alpine v3.12 | nmap | 7.80-r0 | — |
| Alpine v3.11 | nmap | 7.80-r0 | — |
| Alpine v3.10 | nmap | 7.70-r4 | — |
| Alpine v3.9 | nmap | 7.70-r4 | — |
| Alpine v3.8 | nmap | 7.70-r2 | — |
| Alpine v3.7 | nmap | 7.60-r3 | — |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2 | nmap +2 | 2:6.40-19.amzn2.0.1 | ALAS2-2023-2333 |
Advisories 11
- SUSE-SU-2019:2425-1 Security update for nmap SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2019:2200-1 Security update for nmap SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2019:2198-1 Security update for nmap SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:1286-1 Security update for nmap SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:2425-2 Security update for nmap SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2019:1462-1 Security update for nmap SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:2426-1 Security update for nmap SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:1290-2 Security update for nmap SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:1290-1 Security update for nmap SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:11094-1 ncat-7.92-2.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- ALAS2-2023-2333 Low: nmap security update (Amazon Linux 2) Amazon Linux Security Center (ALAS) · Nov 1, 2023