# CVE-2025-12801: libnfsidmap0: This update for nfs-utils fixes the following issue: Security fixes: - CVE-2025-12801: rpc.mountd allows a NFSv3 cl... CVE-2025-12801 is fixed in 6 products on 1 platform, first by DEBIAN-CVE-2025-12801, released March 4, 2026. It is not reported as exploited. Patch Radar priority: Routine. - Web page: https://patchblox.com/security/cve/CVE-2025-12801 - Priority: Routine - CVSS: 6.5 (Moderate) - EPSS: 0.0051 - CISA KEV: not listed - Exploited (vendor report): no - Publicly disclosed: no - Published: Mar 4, 2026 ## Description This update for nfs-utils fixes the following issue: Security fixes: - CVE-2025-12801: rpc.mountd allows a NFSv3 client to escalate their privileges and access subdirectories and subtrees of an exported directory (bsc#1259204). Other fixes: - Split from nfs-utils into its own spec and changelog file (bsc#1246505). - Split legacy libnfsidmap0 into a separate spec file (bsc#1246505). ## Where it's fixed | Platform | Product | Fixed in | Fix | Released | |---|---|---|---|---| | Linux | libnfsidmap RHEL 8 | 1:2.3.3-68.el8_10 | [RHSA-2026:3938](https://patchblox.com/security/data/fix/linux/rhsa-2026-3938.md) | Mar 12, 2026 | | Linux | libnfsidmap RHEL 9 | 1:2.5.4-38.el9_7.3 | [RHSA-2026:3940](https://patchblox.com/security/data/fix/linux/rhsa-2026-3940.md) | Mar 12, 2026 | | Linux | libnfsidmap almalinux 10 | 1:2.8.3-0.el10_1.3 | [ALSA-2026:3939](https://patchblox.com/security/data/fix/linux/alsa-2026-3939.md) | Mar 5, 2026 | | Linux | libnfsidmap almalinux 8 | 1:2.3.3-68.el8_10 | [ALSA-2026:3938](https://patchblox.com/security/data/fix/linux/alsa-2026-3938.md) | Mar 5, 2026 | | Linux | libnfsidmap almalinux 9 | 1:2.5.4-38.el9_7.3 | [ALSA-2026:3940](https://patchblox.com/security/data/fix/linux/alsa-2026-3940.md) | Mar 5, 2026 | | Linux | libnfsidmap ol 10 | 1:2.8.3-0.0.1.el10_1.3 | [ELSA-2026-3939](https://patchblox.com/security/data/fix/linux/elsa-2026-3939.md) | Mar 5, 2026 | | Linux | libnfsidmap ol 8 | 1:2.3.3-68.0.1.el8_10 | [ELSA-2026-3938](https://patchblox.com/security/data/fix/linux/elsa-2026-3938.md) | Mar 6, 2026 | | Linux | libnfsidmap ol 9 | 1:2.5.4-38.0.1.el9_7.3 | [ELSA-2026-3940](https://patchblox.com/security/data/fix/linux/elsa-2026-3940.md) | Mar 5, 2026 | | Linux | libnfsidmap-devel RHEL 8 | 1:2.3.3-68.el8_10 | [RHSA-2026:3938](https://patchblox.com/security/data/fix/linux/rhsa-2026-3938.md) | Mar 12, 2026 | | Linux | libnfsidmap-devel RHEL 9 | 1:2.5.4-38.el9_7.3 | [RHSA-2026:3940](https://patchblox.com/security/data/fix/linux/rhsa-2026-3940.md) | Mar 12, 2026 | | Linux | libnfsidmap-devel almalinux 10 | 1:2.8.3-0.el10_1.3 | [ALSA-2026:3939](https://patchblox.com/security/data/fix/linux/alsa-2026-3939.md) | Mar 5, 2026 | | Linux | libnfsidmap-devel almalinux 8 | 1:2.3.3-68.el8_10 | [ALSA-2026:3938](https://patchblox.com/security/data/fix/linux/alsa-2026-3938.md) | Mar 5, 2026 | | Linux | libnfsidmap-devel almalinux 9 | 1:2.5.4-38.el9_7.3 | [ALSA-2026:3940](https://patchblox.com/security/data/fix/linux/alsa-2026-3940.md) | Mar 5, 2026 | | Linux | libnfsidmap-devel ol 10 | 1:2.8.3-0.0.1.el10_1.3 | [ELSA-2026-3939](https://patchblox.com/security/data/fix/linux/elsa-2026-3939.md) | Mar 5, 2026 | | Linux | libnfsidmap-devel ol 8 | 1:2.3.3-68.0.1.el8_10 | [ELSA-2026-3938](https://patchblox.com/security/data/fix/linux/elsa-2026-3938.md) | Mar 6, 2026 | | Linux | libnfsidmap-devel ol 9 | 1:2.5.4-38.0.1.el9_7.3 | [ELSA-2026-3940](https://patchblox.com/security/data/fix/linux/elsa-2026-3940.md) | Mar 5, 2026 | | Linux | libnfsidmap0 opensuse-leap 15.6 | 0.26-150600.28.19.1 | [SUSE-SU-2026:1356-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-1356-1.md) | Apr 15, 2026 | | Linux | libnfsidmap0 sles 15.6 | 0.26-150600.28.19.1 | [SUSE-SU-2026:1356-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-1356-1.md) | Apr 15, 2026 | | Linux | libnfsidmap0 sles 15.7 | 0.26-150600.28.19.1 | [SUSE-SU-2026:1356-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-1356-1.md) | Apr 15, 2026 | | Linux | nfs-utils Debian 14 | 1:2.8.6-1 | [DEBIAN-CVE-2025-12801](https://patchblox.com/security/data/fix/linux/debian-cve-2025-12801.md) | Mar 4, 2026 | | Linux | nfs-utils RHEL 10 | 2.8.3-0.el10_1.3 | [RHSA-2026:3939](https://patchblox.com/security/data/fix/linux/rhsa-2026-3939.md) | Mar 12, 2026 | | Linux | nfs-utils RHEL 8 | 1:2.3.3-68.el8_10 | [RHSA-2026:3938](https://patchblox.com/security/data/fix/linux/rhsa-2026-3938.md) | Mar 12, 2026 | | Linux | nfs-utils RHEL 9 | 1:2.5.4-38.el9_7.3 | [RHSA-2026:3940](https://patchblox.com/security/data/fix/linux/rhsa-2026-3940.md) | Mar 12, 2026 | | Linux | nfs-utils almalinux 10 | 1:2.8.3-0.el10_1.3 | [ALSA-2026:3939](https://patchblox.com/security/data/fix/linux/alsa-2026-3939.md) | Mar 5, 2026 | | Linux | nfs-utils almalinux 8 | 1:2.3.3-68.el8_10 | [ALSA-2026:3938](https://patchblox.com/security/data/fix/linux/alsa-2026-3938.md) | Mar 5, 2026 | | Linux | nfs-utils almalinux 9 | 1:2.5.4-38.el9_7.3 | [ALSA-2026:3940](https://patchblox.com/security/data/fix/linux/alsa-2026-3940.md) | Mar 5, 2026 | | Linux | nfs-utils ol 10 | 1:2.8.3-0.0.1.el10_1.3 | [ELSA-2026-3939](https://patchblox.com/security/data/fix/linux/elsa-2026-3939.md) | Mar 5, 2026 | | Linux | nfs-utils ol 8 | 1:2.3.3-68.0.1.el8_10 | [ELSA-2026-3938](https://patchblox.com/security/data/fix/linux/elsa-2026-3938.md) | Mar 6, 2026 | | Linux | nfs-utils ol 9 | 1:2.5.4-38.0.1.el9_7.3 | [ELSA-2026-3940](https://patchblox.com/security/data/fix/linux/elsa-2026-3940.md) | Mar 5, 2026 | | Linux | nfs-utils opensuse-leap 15.6 | 2.6.4-150600.28.19.1 | [SUSE-SU-2026:1356-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-1356-1.md) | Apr 15, 2026 | | Linux | nfs-utils rocky 10 | 1:2.8.3-0.el10_1.3 | [RLSA-2026:3939](https://patchblox.com/security/data/fix/linux/rlsa-2026-3939.md) | Mar 10, 2026 | | Linux | nfs-utils rocky 8 | 1:2.3.3-68.el8_10 | [RLSA-2026:3938](https://patchblox.com/security/data/fix/linux/rlsa-2026-3938.md) | Mar 10, 2026 | | Linux | nfs-utils rocky 9 | 1:2.5.4-38.el9_7.3 | [RLSA-2026:3940](https://patchblox.com/security/data/fix/linux/rlsa-2026-3940.md) | Mar 10, 2026 | | Linux | nfs-utils sles 15.6 | 2.6.4-150600.28.19.1 | [SUSE-SU-2026:1356-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-1356-1.md) | Apr 15, 2026 | | Linux | nfs-utils sles 15.7 | 2.6.4-150600.28.19.1 | [SUSE-SU-2026:1356-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-1356-1.md) | Apr 15, 2026 | | Linux | nfs-utils-coreos RHEL 9 | 1:2.5.4-38.el9_7.3 | [RHSA-2026:3940](https://patchblox.com/security/data/fix/linux/rhsa-2026-3940.md) | Mar 12, 2026 | | Linux | nfs-utils-coreos almalinux 10 | 1:2.8.3-0.el10_1.3 | [ALSA-2026:3939](https://patchblox.com/security/data/fix/linux/alsa-2026-3939.md) | Mar 5, 2026 | | Linux | nfs-utils-coreos almalinux 9 | 1:2.5.4-38.el9_7.3 | [ALSA-2026:3940](https://patchblox.com/security/data/fix/linux/alsa-2026-3940.md) | Mar 5, 2026 | | Linux | nfs-utils-coreos ol 10 | 1:2.8.3-0.0.1.el10_1.3 | [ELSA-2026-3939](https://patchblox.com/security/data/fix/linux/elsa-2026-3939.md) | Mar 5, 2026 | | Linux | nfs-utils-coreos ol 9 | 1:2.5.4-38.0.1.el9_7.3 | [ELSA-2026-3940](https://patchblox.com/security/data/fix/linux/elsa-2026-3940.md) | Mar 5, 2026 | | Linux | nfsv4-client-utils RHEL 9 | 1:2.5.4-38.el9_7.3 | [RHSA-2026:3940](https://patchblox.com/security/data/fix/linux/rhsa-2026-3940.md) | Mar 12, 2026 | | Linux | nfsv4-client-utils almalinux 10 | 1:2.8.3-0.el10_1.3 | [ALSA-2026:3939](https://patchblox.com/security/data/fix/linux/alsa-2026-3939.md) | Mar 5, 2026 | | Linux | nfsv4-client-utils almalinux 9 | 1:2.5.4-38.el9_7.3 | [ALSA-2026:3940](https://patchblox.com/security/data/fix/linux/alsa-2026-3940.md) | Mar 5, 2026 | | Linux | nfsv4-client-utils ol 10 | 1:2.8.3-0.0.1.el10_1.3 | [ELSA-2026-3939](https://patchblox.com/security/data/fix/linux/elsa-2026-3939.md) | Mar 5, 2026 | | Linux | nfsv4-client-utils ol 9 | 1:2.5.4-38.0.1.el9_7.3 | [ELSA-2026-3940](https://patchblox.com/security/data/fix/linux/elsa-2026-3940.md) | Mar 5, 2026 | --- Data as of 2026-11-08T13:06:02Z UTC. 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