CVE catalog
CVE-2011-2500
nfs-utils: CVE-2011-2500
- Severity
- Medium
- Published
- Source
- [NVD] · [CVE record]
- EPSS
- 2.56% · Oct 25, 2026
The host_reliable_addrinfo function in support/export/hostname.c in nfs-utils before 1.2.4 does not properly use DNS to verify access to NFS exports, which allows remote attackers to mount filesystems by establishing crafted DNS A and PTR records.
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 | nfs-utils | sid | 1:3.1.1-1 | fixed |
| Debian | nfs-utils | forky | 1:3.1.1-1 | fixed |
| Debian | nfs-utils | trixie | 1:2.8.3-1 | fixed |
| Debian | nfs-utils | bookworm | 1:2.6.2-4+deb12u1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | nfs-utils | source | sid | 1:1.2.4-1 | not yet assigned | Not reported | [633155] |
| Debian | nfs-utils | source | forky | 1:1.2.4-1 | not yet assigned | Not reported | [633155] |
| Debian | nfs-utils | source | trixie | 1:1.2.4-1 | not yet assigned | Not reported | [633155] |
| Debian | nfs-utils | source | bookworm | 1:1.2.4-1 | not yet assigned | Not reported | [633155] |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [libnfsidmap1]Fixed
Source package: [nfs-utils]
Details (2)
1:2.6.2-4+deb12u1· amd64 · bookwormFixed · Fixed:
1:1.2.4-1dsa · nfs-utils · debian · bookworm; dsa · nfs-utils · debian · 12
1:2.6.2-4+deb12u1· arm64 · bookwormFixed · Fixed:
1:1.2.4-1dsa · nfs-utils · debian · bookworm; dsa · nfs-utils · debian · 12
- [libnfsidmap-dev]Fixed
Source package: [nfs-utils]
Details (2)
1:2.6.2-4+deb12u1· amd64 · bookwormFixed · Fixed:
1:1.2.4-1dsa · nfs-utils · debian · bookworm; dsa · nfs-utils · debian · 12
1:2.6.2-4+deb12u1· arm64 · bookwormFixed · Fixed:
1:1.2.4-1dsa · nfs-utils · debian · bookworm; dsa · nfs-utils · debian · 12
- [nfs-common]Fixed
Source package: [nfs-utils]
Details (2)
1:2.6.2-4+deb12u1· amd64 · bookwormFixed · Fixed:
1:1.2.4-1dsa · nfs-utils · debian · bookworm; dsa · nfs-utils · debian · 12
1:2.6.2-4+deb12u1· arm64 · bookwormFixed · Fixed:
1:1.2.4-1dsa · nfs-utils · debian · bookworm; dsa · nfs-utils · debian · 12
- [nfs-kernel-server]Fixed
Source package: [nfs-utils]
Details (2)
1:2.6.2-4+deb12u1· amd64 · bookwormFixed · Fixed:
1:1.2.4-1dsa · nfs-utils · debian · bookworm; dsa · nfs-utils · debian · 12
1:2.6.2-4+deb12u1· arm64 · bookwormFixed · Fixed:
1:1.2.4-1dsa · nfs-utils · debian · bookworm; dsa · nfs-utils · debian · 12
[Debian 13 (Trixie)]
- [libnfsidmap1]Fixed
Source package: [nfs-utils]
Details (2)
1:2.8.3-1· amd64 · trixieFixed · Fixed:
1:1.2.4-1dsa · nfs-utils · debian · 13
1:2.8.3-1· arm64 · trixieFixed · Fixed:
1:1.2.4-1dsa · nfs-utils · debian · 13
- [libnfsidmap-dev]Fixed
Source package: [nfs-utils]
Details (2)
1:2.8.3-1· amd64 · trixieFixed · Fixed:
1:1.2.4-1dsa · nfs-utils · debian · 13
1:2.8.3-1· arm64 · trixieFixed · Fixed:
1:1.2.4-1dsa · nfs-utils · debian · 13
- [nfs-common]Fixed
Source package: [nfs-utils]
Details (2)
1:2.8.3-1· amd64 · trixieFixed · Fixed:
1:1.2.4-1dsa · nfs-utils · debian · 13
1:2.8.3-1· arm64 · trixieFixed · Fixed:
1:1.2.4-1dsa · nfs-utils · debian · 13
- [nfs-kernel-server]Fixed
Source package: [nfs-utils]
Details (2)
1:2.8.3-1· amd64 · trixieFixed · Fixed:
1:1.2.4-1dsa · nfs-utils · debian · 13
1:2.8.3-1· arm64 · trixieFixed · Fixed:
1:1.2.4-1dsa · nfs-utils · debian · 13
Observed:
References
- [https://access.redhat.com/errata/RHSA-2011:1534]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2011-2500]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2011-2500]
- [https://security-tracker.debian.org/tracker/CVE-2011-2500]
[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX]