# CVE-2025-32463: Sudo before 1.9.17p1 allows local users to obtain root access CVE-2025-32463 is fixed in 10 products on 1 platform, first by libnss-sudo 1.9.15p5-3ubuntu5.24.04.1, released June 30, 2025. It is being exploited: CISA added it to the Known Exploited Vulnerabilities catalog on September 29, 2025. Patch Radar priority: Patch now. - Web page: https://patchblox.com/security/cve/CVE-2025-32463 - Priority: Patch now - CVSS: 9.3 (Critical) - EPSS: 0.5630 - CISA KEV: listed Sep 29, 2025, federal due date Oct 20, 2025 - Exploited (vendor report): no - Publicly disclosed: no - Published: Jun 30, 2025 - Vendor advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-32463 ## Description Sudo before 1.9.17p1 allows local users to obtain root access because/etc/nsswitch.conf from a user-controlled directory is used with the--chroot option. ## Where it's fixed | Platform | Product | Fixed in | Fix | Released | |---|---|---|---|---| | Linux | libnss-sudo Ubuntu 24.04.5 LTS (noble) | 1.9.15p5-3ubuntu5.24.04.1 | [libnss-sudo 1.9.15p5-3ubuntu5.24.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libnss-sudo-1.9.15p5-3ubuntu5.24.04.1.md) | Jun 30, 2025 | | Linux | libnss-sudo Ubuntu 24.10 (oracular) | 1.9.15p5-3ubuntu5.24.10.1 | [libnss-sudo 1.9.15p5-3ubuntu5.24.10.1](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-libnss-sudo-1.9.15p5-3ubuntu5.24.10.1.md) | Jan 16, 2026 | | Linux | libnss-sudo Ubuntu 25.04 (plucky) | 1.9.16p2-1ubuntu1.1 | [libnss-sudo 1.9.16p2-1ubuntu1.1](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-libnss-sudo-1.9.16p2-1ubuntu1.1.md) | Jan 16, 2026 | | Linux | sudo Debian 13.5 (trixie) | 1.9.16p2-3 | [DEBIAN-CVE-2025-32463](https://patchblox.com/security/data/fix/linux/debian-cve-2025-32463.md) | Jun 30, 2025 | | Linux | sudo Debian 14 | 1.9.16p2-3 | [DEBIAN-CVE-2025-32463](https://patchblox.com/security/data/fix/linux/debian-cve-2025-32463.md) | Jun 30, 2025 | | Linux | sudo RHEL 10 | 1.9.15-8.p5.el10_0.2 | [RHSA-2025:11537](https://patchblox.com/security/data/fix/linux/rhsa-2025-11537.md) | Jun 30, 2025 | | Linux | sudo Ubuntu 24.04.5 LTS (noble) | 1.9.15p5-3ubuntu5.24.04.1 | [sudo 1.9.15p5-3ubuntu5.24.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-sudo-1.9.15p5-3ubuntu5.24.04.1.md) | Jun 30, 2025 | | Linux | sudo Ubuntu 24.10 (oracular) | 1.9.15p5-3ubuntu5.24.10.1 | [sudo 1.9.15p5-3ubuntu5.24.10.1](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-sudo-1.9.15p5-3ubuntu5.24.10.1.md) | Jan 16, 2026 | | Linux | sudo Ubuntu 25.04 (plucky) | 1.9.16p2-1ubuntu1.1 | [sudo 1.9.16p2-1ubuntu1.1](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-sudo-1.9.16p2-1ubuntu1.1.md) | Jan 16, 2026 | | Linux | sudo almalinux 10 | 1.9.15-8.p5.el10_0.2 | [ALSA-2025:11537](https://patchblox.com/security/data/fix/linux/alsa-2025-11537.md) | Jul 22, 2025 | | Linux | sudo amzn 2023 | 1.9.15-1.p5.amzn2023.0.2 | [ALAS2023-2025-1070](https://patchblox.com/security/data/fix/linux/alas2023-2025-1070.md) | Jul 3, 2025 | | Linux | sudo ol 10 | 0:1.9.15-8.p5.el10_0.2 | [ELSA-2025-11537](https://patchblox.com/security/data/fix/linux/elsa-2025-11537.md) | Jul 22, 2025 | | Linux | sudo opensuse-leap 15.6 | 1.9.15p5-150600.3.9.1 | [SUSE-SU-2025:02177-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-02177-1.md) | Jun 30, 2025 | | Linux | sudo rocky 10 | 0:1.9.15-8.p5.el10_0.2 | [RLSA-2025:11537](https://patchblox.com/security/data/fix/linux/rlsa-2025-11537.md) | Oct 3, 2025 | | Linux | sudo sles 15.6 | 1.9.15p5-150600.3.9.1 | [SUSE-SU-2025:02177-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-02177-1.md) | Jun 30, 2025 | | Linux | sudo sles 15.7 | 1.9.15p5-150600.3.9.1 | [SUSE-SU-2025:02177-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-02177-1.md) | Jun 30, 2025 | | Linux | sudo-debuginfo amzn 2023 | 1.9.15-1.p5.amzn2023.0.2 | [ALAS2023-2025-1070](https://patchblox.com/security/data/fix/linux/alas2023-2025-1070.md) | Jul 3, 2025 | | Linux | sudo-debugsource amzn 2023 | 1.9.15-1.p5.amzn2023.0.2 | [ALAS2023-2025-1070](https://patchblox.com/security/data/fix/linux/alas2023-2025-1070.md) | Jul 3, 2025 | | Linux | sudo-devel amzn 2023 | 1.9.15-1.p5.amzn2023.0.2 | [ALAS2023-2025-1070](https://patchblox.com/security/data/fix/linux/alas2023-2025-1070.md) | Jul 3, 2025 | | Linux | sudo-ldap Ubuntu 24.04.5 LTS (noble) | 1.9.15p5-3ubuntu5.24.04.1 | [sudo-ldap 1.9.15p5-3ubuntu5.24.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-sudo-ldap-1.9.15p5-3ubuntu5.24.04.1.md) | Jun 30, 2025 | | Linux | sudo-ldap Ubuntu 24.10 (oracular) | 1.9.15p5-3ubuntu5.24.10.1 | [sudo-ldap 1.9.15p5-3ubuntu5.24.10.1](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-sudo-ldap-1.9.15p5-3ubuntu5.24.10.1.md) | Jan 16, 2026 | | Linux | sudo-ldap Ubuntu 25.04 (plucky) | 1.9.16p2-1ubuntu1.1 | [sudo-ldap 1.9.16p2-1ubuntu1.1](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-sudo-ldap-1.9.16p2-1ubuntu1.1.md) | Jan 16, 2026 | | Linux | sudo-logsrvd amzn 2023 | 1.9.15-1.p5.amzn2023.0.2 | [ALAS2023-2025-1070](https://patchblox.com/security/data/fix/linux/alas2023-2025-1070.md) | Jul 3, 2025 | | Linux | sudo-logsrvd-debuginfo amzn 2023 | 1.9.15-1.p5.amzn2023.0.2 | [ALAS2023-2025-1070](https://patchblox.com/security/data/fix/linux/alas2023-2025-1070.md) | Jul 3, 2025 | | Linux | sudo-python-plugin almalinux 10 | 1.9.15-8.p5.el10_0.2 | [ALSA-2025:11537](https://patchblox.com/security/data/fix/linux/alsa-2025-11537.md) | Jul 22, 2025 | | Linux | sudo-python-plugin amzn 2023 | 1.9.15-1.p5.amzn2023.0.2 | [ALAS2023-2025-1070](https://patchblox.com/security/data/fix/linux/alas2023-2025-1070.md) | Jul 3, 2025 | | Linux | sudo-python-plugin ol 10 | 0:1.9.15-8.p5.el10_0.2 | [ELSA-2025-11537](https://patchblox.com/security/data/fix/linux/elsa-2025-11537.md) | Jul 22, 2025 | | Linux | sudo-python-plugin-debuginfo amzn 2023 | 1.9.15-1.p5.amzn2023.0.2 | [ALAS2023-2025-1070](https://patchblox.com/security/data/fix/linux/alas2023-2025-1070.md) | Jul 3, 2025 | --- Data as of 2026-11-08T13:06:02Z UTC. 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