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
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Sudo project | Sudo | 1.9.14 – < 1.9.17p1 | 1.9.17p1 |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | sudo | 1.9.16p2-3 | — |
| Debian 13 | sudo | 1.9.16p2-3 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 24.04 LTS | sudo | 1.9.15p5-3ubuntu5.24.04.1 | USN-7604-1 |
| Ubuntu 22.04 LTS | sudo | 1.9.9-1ubuntu2.5 | USN-7604-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 10 | sudo +1 | 1.9.15-8.p5.el10_0.2 | RHSA-2025:11537 |
AlmaLinux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux 10 | sudo +1 | 1.9.15-8.p5.el10_0.2 | ALSA-2025:11537 |
Rocky Linux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Rocky Linux 10 | sudo | 1.9.15-8.p5.el10_0.2 | RLSA-2025:11537 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP7 | sudo | 1.9.15p5-150600.3.9.1 | SUSE-SU-2025:02177-1 |
| SLES 15 SP6 | sudo | 1.9.15p5-150600.3.9.1 | SUSE-SU-2025:02177-1 |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLE Micro 6.1 | sudo | 1.9.15p5-slfo.1.1_2.1 | SUSE-SU-2025:20478-1 |
| SLE Micro 6.0 | sudo | 1.9.15p5-2.1 | SUSE-SU-2025:20489-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | sudo | 1.9.17p1-1.1 | openSUSE-SU-2025:15298-1 |
| openSUSE Leap 15.6 | sudo | 1.9.15p5-150600.3.9.1 | SUSE-SU-2025:02177-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | sudo | 1.9.17_p1-r0 | — |
| Alpine v3.23 | sudo | 1.9.17_p1-r0 | — |
| Alpine v3.22 | sudo | 1.9.17_p1-r0 | — |
| Alpine v3.21 | sudo | 1.9.17_p1-r0 | — |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2023 | sudo +3 | 1.9.15-1.p5.amzn2023.0.2 | ALAS2023-2025-1070 |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 3 | sudo | 1.9.17-1 | — |
| Azure Linux 2 (CBL-Mariner) | sudo | 1.9.17-1 | — |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 10 | sudo +1 | 1.9.15-8.p5.el10_0.2 | ELSA-2025-11537 |
Wolfi
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Wolfi rolling | sudo | 1.9.17-r0 | — |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Metasploit 1 module
-
Sudo Chroot 1.9.17 Privilege Escalation
exploit/linux/local/sudo_chroot_cve_2025_32463
Exploit-DB 1
- Sudo chroot 1.9.17 - Local Privilege Escalation EDB-52352 · local · Jul 8, 2025
GitHub 70 repositories · most starred shown
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pr0v3rbs/CVE-2025-32463_chwoot ★ 535 · Jul 1, 2025
Escalation of Privilege to the root through sudo binary with chroot option. CVE-2025-32463
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kh4sh3i/CVE-2025-32463 ★ 473 · Jul 2, 2025
Local Privilege Escalation to Root via Sudo chroot in Linux
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MohamedKarrab/CVE-2025-32463 ★ 52 · Jul 14, 2025
Privilege escalation to root using sudo chroot, NO NEED for gcc installed.
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K1tt3h/CVE-2025-32463-POC ★ 30 · Jul 1, 2025
CVE-2025-32463 Proof of concept
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1xPwn/CVE-2025-32463 ★ 26 · Aug 8, 2025
This CVE addresses a vulnerability in sudo versions 1.9.14 to 1.9.17, enabling unauthorized local privilege escalation to root access.
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mirchr/CVE-2025-32463-sudo-chwoot ★ 25 · Jul 3, 2025
PoC for CVE-2025-32463 - Sudo chroot Elevation of Privilege Vulnerability
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zinzloun/CVE-2025-32463 ★ 14 · Jul 4, 2025
# CVE-2025-32463 – Sudo EoP Exploit (PoC) with precompiled .so
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AdityaBhatt3010/Sudo-Privilege-Escalation-Linux-CVE-2025-32463-and-CVE-2025-32462 ★ 11 · Jul 21, 2025
A deep dive into two critical Sudo vulnerabilities (CVE‑2025‑32463 & CVE‑2025‑32462) that enable local privilege escalation across major Linux distributions.
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IC3-512/linux-root-kit ★ 10 · Jul 1, 2025
End-to-end simulation of a Python dependency confusion attack, sudo privilege escalation (CVE-2025-32463), and rootkit-based persistence - with full memory and network forensic analysis.
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Maalfer/Sudo-CVE-2021-3156 ★ 8 · Jul 18, 2025
Exploit para explotar la vulnerabilidad CVE-2025-32463
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Advisories 15
- ALSA-2025:11537 Important: sudo security update AlmaLinux Security Advisories · Oct 29, 2026
- RHSA-2025:11537 Red Hat Security Advisory: sudo security update Red Hat Security Advisories (RHSA) · Oct 14, 2026
- WID-SEC-2025-1428 sudo: Mehrere Schwachstellen BSI CERT-Bund (WID) · Oct 6, 2026
- SCA-2026-0007 Sudo vulnerability affects Endress+Hauser MCS200HW SICK PSIRT · Apr 21, 2026
- VDE-2026-032 Endress+Hauser: sudo vulnerability affects Endress+Hauser MCS200HW CERT@VDE · Apr 21, 2026
- openSUSE-SU-2025:15298-1 sudo-1.9.17p1-1.1 on GA media SUSE / openSUSE Security Updates · Mar 23, 2026
- SUSE-SU-2025:20478-1 Security update for sudo SUSE / openSUSE Security Updates · Mar 23, 2026
- SUSE-SU-2025:20489-1 Security update for sudo SUSE / openSUSE Security Updates · Mar 23, 2026
- USN-7604-1 sudo vulnerabilities Ubuntu Security Notices (USN) · Feb 10, 2026
- SUSE-SU-2025:02177-1 Security update for sudo SUSE / openSUSE Security Updates · Feb 4, 2026
- SCA-2025-0012 Sudo vulnerability affects SICK SID products SICK PSIRT · Oct 27, 2025
- RLSA-2025:11537 Important: sudo security update Rocky Linux Security Advisories · Oct 8, 2025
- VDE-2025-082 WAGO: Critical sudo Vulnerability in Multiple Products CERT@VDE · Sep 8, 2025
- ELSA-2025-11537 Important: sudo security update (Oracle Linux 10) Oracle Linux Security Advisories (ELSA) · Jul 22, 2025
- ALAS2023-2025-1070 Important: sudo security update (Amazon Linux 2023) Amazon Linux Security Center (ALAS) · Jul 10, 2025
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