CVE catalog
CVE-2019-11766
dhcpcd5: CVE-2019-11766
- Severity
- Medium
- Published
- Source
- [NVD] · [CVE record]
- EPSS
- 2.05% · Oct 25, 2026
dhcp6.c in dhcpcd before 6.11.7 and 7.x before 7.2.2 has a buffer over-read in the D6_OPTION_PD_EXCLUDE feature.
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 | dhcpcd5 | bookworm | 9.4.1-24~deb12u5 | fixed |
| Ubuntu | dhcpcd5 | pro | 5.5.6-1 | vulnerable |
| Ubuntu | dhcpcd5 | pro | 6.0.5-1ubuntu1 | vulnerable |
| Ubuntu | dhcpcd5 | pro | 6.0.5-1.1 | vulnerable |
| Ubuntu | dhcpcd5 | pro | 6.0.5-2build0.14.04.1 | vulnerable |
| Ubuntu | dhcpcd5 | pro | 6.0.5-2+deb8u1build0.14.04.1~esm1 | vulnerable |
| Ubuntu | dhcpcd5 | 16.04 | 6.9.1-1 | vulnerable |
| Ubuntu | dhcpcd5 | 16.04 | 6.9.3-1 | vulnerable |
| Ubuntu | dhcpcd5 | 16.04 | 6.10.1-1 | vulnerable |
| Ubuntu | dhcpcd5 | 18.04 | 6.11.5-0ubuntu1 | vulnerable |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | dhcpcd5 | source | bookworm | 7.1.0-2 | not yet assigned | Not reported | [928440] |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [dhcpcd5]Fixed
Source package: [dhcpcd]
Details (4)
9.4.1-24~deb12u5· all · bookwormFixed · Fixed:
7.1.0-2dsa · dhcpcd5 · debian · bookworm; dsa · dhcpcd5 · debian · 12
9.4.1-24~deb12u5· all · bookwormFixed · Fixed:
7.1.0-2dsa · dhcpcd5 · debian · bookworm; dsa · dhcpcd5 · debian · 12
1:10.1.0-11~bpo12+3· all · bookworm-backportsFixed · Fixed:
7.1.0-2dsa · dhcpcd5 · debian · bookworm; dsa · dhcpcd5 · debian · 12
1:10.1.0-11~bpo12+3· all · bookworm-backportsFixed · Fixed:
7.1.0-2dsa · dhcpcd5 · debian · bookworm; dsa · dhcpcd5 · debian · 12
Observed: