Vulnerability Details 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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.185
EPSS Ranking 95.0%
CVSS Severity
CVSS v3 Score 9.3
Proposed Action
Sudo contains an inclusion of functionality from untrusted control sphere vulnerability. This vulnerability could allow local attacker to leverage sudo’s -R (--chroot) option to run arbitrary commands as root, even if they are not listed in the sudoers file.
Ransomware Campaign
Unknown
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-2025-32463/
- 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
Products affected by CVE-2025-32463
-
cpe:2.3:a:sudo_project:sudo:1.9.14
-
cpe:2.3:a:sudo_project:sudo:1.9.15
-
cpe:2.3:a:sudo_project:sudo:1.9.16
-
cpe:2.3:a:sudo_project:sudo:1.9.17
-
cpe:2.3:o:canonical:ubuntu_linux:22.04
-
cpe:2.3:o:canonical:ubuntu_linux:24.04
-
cpe:2.3:o:canonical:ubuntu_linux:24.10
-
cpe:2.3:o:canonical:ubuntu_linux:25.04
-
cpe:2.3:o:debian:debian_linux:11.0
-
cpe:2.3:o:debian:debian_linux:12.0
-
cpe:2.3:o:debian:debian_linux:13.0
-
cpe:2.3:o:opensuse:leap:15.6
-
cpe:2.3:o:redhat:enterprise_linux:10.0
-
cpe:2.3:o:suse:linux_enterprise_desktop:15
-
cpe:2.3:o:suse:linux_enterprise_real_time:15.0
-
cpe:2.3:o:suse:linux_enterprise_server_for_sap:12