CVE catalog
CVE-2011-1930
klibc: CVE-2011-1930
- Severity
- Medium
- Published
- Source
- [NVD] · [CVE record]
- EPSS
- 20.53% · Oct 27, 2026
In klibc 1.5.20 and 1.5.21, the DHCP options written by ipconfig to /tmp/net-$DEVICE.conf are not properly escaped. This may allow a remote attacker to send a specially crafted DHCP reply which could execute arbitrary code with the privileges of any process which sources DHCP options.
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 | klibc | sid | 2.0.14-1 | fixed |
| Debian | klibc | forky | 2.0.14-1 | fixed |
| Debian | klibc | trixie | 2.0.14-1 | fixed |
| Debian | klibc | bookworm | 2.0.12-1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | klibc | source | sid | 1.5.22-1 | low | Not reported | Not reported |
| Debian | klibc | source | forky | 1.5.22-1 | low | Not reported | Not reported |
| Debian | klibc | source | trixie | 1.5.22-1 | low | Not reported | Not reported |
| Debian | klibc | source | bookworm | 1.5.22-1 | low | Not reported | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [klibc-utils]Fixed
Source package: [klibc]
Details (2)
2.0.12-1· amd64 · bookwormFixed · Fixed:
1.5.22-1dsa · klibc · debian · bookworm; dsa · klibc · debian · 12
2.0.12-1· arm64 · bookwormFixed · Fixed:
1.5.22-1dsa · klibc · debian · bookworm; dsa · klibc · debian · 12
- [libklibc]Fixed
Source package: [klibc]
Details (2)
2.0.12-1· amd64 · bookwormFixed · Fixed:
1.5.22-1dsa · klibc · debian · bookworm; dsa · klibc · debian · 12
2.0.12-1· arm64 · bookwormFixed · Fixed:
1.5.22-1dsa · klibc · debian · bookworm; dsa · klibc · debian · 12
- [libklibc-dev]Fixed
Source package: [klibc]
Details (2)
2.0.12-1· amd64 · bookwormFixed · Fixed:
1.5.22-1dsa · klibc · debian · bookworm; dsa · klibc · debian · 12
2.0.12-1· arm64 · bookwormFixed · Fixed:
1.5.22-1dsa · klibc · debian · bookworm; dsa · klibc · debian · 12
[Debian 13 (Trixie)]
- [klibc-utils]Fixed
Source package: [klibc]
Details (2)
2.0.14-1· amd64 · trixieFixed · Fixed:
1.5.22-1dsa · klibc · debian · 13
2.0.14-1· arm64 · trixieFixed · Fixed:
1.5.22-1dsa · klibc · debian · 13
- [libklibc]Fixed
Source package: [klibc]
Details (2)
2.0.14-1· amd64 · trixieFixed · Fixed:
1.5.22-1dsa · klibc · debian · 13
2.0.14-1· arm64 · trixieFixed · Fixed:
1.5.22-1dsa · klibc · debian · 13
- [libklibc-dev]Fixed
Source package: [klibc]
Details (2)
2.0.14-1· amd64 · trixieFixed · Fixed:
1.5.22-1dsa · klibc · debian · 13
2.0.14-1· arm64 · trixieFixed · Fixed:
1.5.22-1dsa · klibc · debian · 13
Observed: