CVE-2025-32463

Sudo project Sudo

Published 30 Jun 2025 · updated 17 Jun 2026 · Analyzed

7.8 High · CVSS 3.1, NVD

Exploited in the wild

CISA added this to its Known Exploited Vulnerabilities catalog on 29 Sept 2025, with a remediation deadline of 20 Oct 2025 for US federal agencies.

Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

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.

References

access.redhat.com/security/cve/cve-2025-32463 · Third Party Advisory
bugs.gentoo.org/show_bug.cgi?id=CVE-2025-32463 · Issue Tracking, Third Party Advisory
explore.alas.aws.amazon.com/CVE-2025-32463.html · Third Party Advisory
security-tracker.debian.org/tracker/CVE-2025-32463 · Third Party Advisory
ubuntu.com/security/notices/USN-7604-1 · Third Party Advisory
www.openwall.com/lists/oss-security/2025/06/30/3 · Third Party Advisory
www.secpod.com/blog/sudo-lpe-vulnerabilities-resolved-what-you-need-to-know-about-cve-2025-32462-and-cve-2025-32463/ · Exploit, Third Party Advisory
www.stratascale.com/vulnerability-alert-CVE-2025-32463-sudo-chroot · Exploit, Third Party Advisory
www.sudo.ws/releases/changelog/ · Release Notes
www.sudo.ws/security/advisories/ · Vendor Advisory
www.sudo.ws/security/advisories/chroot_bug/ · Vendor Advisory
www.suse.com/security/cve/CVE-2025-32463.html · Third Party Advisory
www.suse.com/support/update/announcement/2025/suse-su-202502177-1/ · Third Party Advisory
www.vicarius.io/vsociety/posts/cve-2025-32463-detect-sudo-vulnerability · Third Party Advisory
www.vicarius.io/vsociety/posts/cve-2025-32463-mitigate-sudo-vulnerability · Mitigation, Third Party Advisory
iototsecnews.jp/2025/07/01/linux-sudo-chroot-vulnerability-enables-hackers-to-elevate-privileges-to-root/ · Third Party Advisory
www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-32463 · US Government Resource