CVE-2025-32463
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.
- Score
- CVSS 3.1 9.3 Critical
- Status
- Analyzed - cve@mitre.org
- Published
- 2025-06-30
- Last modified
- 2026-02-26
- Known exploited (CISA KEV)
- since 2025-09-29, action due 2025-10-20: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
- Weaknesses
- CWE-829
Affected products
- Ubuntu Linux (Canonical)
- Debian Linux (Debian)
- Leap (Opensuse)
- Enterprise Linux (Redhat)
- Sudo (Sudo Project)
- Linux Enterprise Desktop (Suse)
- Linux Enterprise Real Time (Suse)
- Linux Enterprise Server For Sap (Suse)
References
- https://access.redhat.com/security/cve/cve-2025-32463
- https://bugs.gentoo.org/show_bug.cgi?id=CVE-2025-32463
- https://explore.alas.aws.amazon.com/CVE-2025-32463.html
- https://security-tracker.debian.org/tracker/CVE-2025-32463
- https://ubuntu.com/security/notices/USN-7604-1
- https://www.openwall.com/lists/oss-security/2025/06/30/3
- https://www.secpod.com/blog/sudo-lpe-vulnerabilities-resolved-what-you-need-to-know-about-cve-2025-32462-and-cve-2025-3…
- https://www.stratascale.com/vulnerability-alert-CVE-2025-32463-sudo-chroot
- https://www.sudo.ws/releases/changelog/
- https://www.sudo.ws/security/advisories/
- https://www.sudo.ws/security/advisories/chroot_bug/
- https://www.suse.com/security/cve/CVE-2025-32463.html
- https://www.suse.com/support/update/announcement/2025/suse-su-202502177-1/
- https://www.vicarius.io/vsociety/posts/cve-2025-32463-detect-sudo-vulnerability
- https://www.vicarius.io/vsociety/posts/cve-2025-32463-mitigate-sudo-vulnerability
- https://iototsecnews.jp/2025/07/01/linux-sudo-chroot-vulnerability-enables-hackers-to-elevate-privileges-to-root/
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-32463
