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.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
Sudo project Sudo
Default version status: unaffected
1.9.14 to < 1.9.17p1affected
References
- https://www.sudo.ws/security/advisories/ ↗
- https://www.sudo.ws/releases/changelog/ ↗
- https://www.stratascale.com/vulnerability-alert-CVE-2025-32463-sudo-chroot ↗
- https://www.openwall.com/lists/oss-security/2025/06/30/3 ↗
- https://access.redhat.com/security/cve/cve-2025-32463 ↗
- https://ubuntu.com/security/notices/USN-7604-1 ↗
- https://security-tracker.debian.org/tracker/CVE-2025-32463 ↗
- https://explore.alas.aws.amazon.com/CVE-2025-32463.html ↗
- https://bugs.gentoo.org/show_bug.cgi?id=CVE-2025-32463 ↗
- https://www.suse.com/support/update/announcement/2025/suse-su-202502177-1/ ↗
- https://www.suse.com/security/cve/CVE-2025-32463.html ↗
- https://www.secpod.com/blog/sudo-lpe-vulnerabilities-resolved-what-you-need-to-know-about-cve-2025-32462-and-cve-2025-32463/ ↗
- https://www.sudo.ws/security/advisories/chroot_bug/ ↗
- 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 ↗