CVEvulnerability
CVE-2025-32463
CISA Known Exploited Vulnerability
Sudo Inclusion of Functionality from Untrusted Control Sphere Vulnerability — Sudo Sudo
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.
- Added to KEV
- 2025-09-29
- Remediation due
- 2025-10-20
- Ransomware use
- Unknown
- 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.
- Notes
- This vulnerability could affect an open-source component, third-party library, protocol, or proprietary implementation that could be used by different products. For more information, please see: https://www.sudo.ws/security/advisories/chroot_bug/ ; https://nvd.nist.gov/vuln/detail/CVE-2025-32463
- Status
- Analyzed
- Published
- 2025-06-30
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 9.3 CRITICAL — CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
- CVSS 3.1 ([email protected])
- 7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-829
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 configurations
• sudo project sudo (>= 1.9.14 < 1.9.17)
• sudo project sudo 1.9.17
• canonical ubuntu linux 22.04
• canonical ubuntu linux 24.04
• canonical ubuntu linux 24.10
• canonical ubuntu linux 25.04
• debian debian linux 11.0
• debian debian linux 12.0
• debian debian linux 13.0
• opensuse leap 15.6
• redhat enterprise linux 10.0
• suse linux enterprise desktop 15
• suse linux enterprise real time 15.0
• suse linux enterprise server for sap 12
Related
Weakness · CWE (1)
- CWE-829 Inclusion of Functionality from Untrusted Control Sphere weakness
References
- https://access.redhat.com/security/cve/cve-2025-32463 Third Party Advisory
- https://bugs.gentoo.org/show_bug.cgi?id=CVE-2025-32463 Issue Tracking, Third Party Advisory
- https://explore.alas.aws.amazon.com/CVE-2025-32463.html Third Party Advisory
- https://security-tracker.debian.org/tracker/CVE-2025-32463 Third Party Advisory
- https://ubuntu.com/security/notices/USN-7604-1 Third Party Advisory
- https://www.openwall.com/lists/oss-security/2025/06/30/3 Third Party Advisory
- https://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
- https://www.stratascale.com/vulnerability-alert-CVE-2025-32463-sudo-chroot Exploit, Third Party Advisory
- https://www.sudo.ws/releases/changelog/ Release Notes
- https://www.sudo.ws/security/advisories/ Vendor Advisory
- https://www.sudo.ws/security/advisories/chroot_bug/ Vendor Advisory
- https://www.suse.com/security/cve/CVE-2025-32463.html Third Party Advisory
- https://www.suse.com/support/update/announcement/2025/suse-su-202502177-1/ Third Party Advisory
- https://www.vicarius.io/vsociety/posts/cve-2025-32463-detect-sudo-vulnerability Third Party Advisory
- https://www.vicarius.io/vsociety/posts/cve-2025-32463-mitigate-sudo-vulnerability Mitigation, Third Party Advisory
- https://iototsecnews.jp/2025/07/01/linux-sudo-chroot-vulnerability-enables-hackers-to-elevate-privileges-to-root/ Third Party Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-32463 US Government Resource