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High 7.4Published Apr 2, 2026
CVE-2026-35535In Sudo through 1.9.17p2 before 3e474c2, a failure of a setuid, setgid, or setgroups call, during a privilege drop before running the mailer, is not a fatal error and can lead to privilege escalation.
Updated under an hour ago ()
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In Sudo through 1.9.17p2 before 3e474c2, a failure of a setuid, setgid, or setgroups call, during a privilege drop before running the mailer, is not a fatal error and can lead to privilege escalation.
- CVSS
- 7.4 HIGH (v3.1, CNA)CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-271, CWE-272
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- mitre
- NVD analysis
- Modified
- Record last updated
- Sep 1, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Sudo project Sudo sudo_project:sudo (from the name) | before 3e474c2f201484be83d994ae10a4e20e8c81bb69 | CNA record |
Siemens RUGGEDCOM RST2428P siemens:ruggedcom_rst2428p (from the name) | before V4.0 | CISA ADP |
Red Hat Red Hat Enterprise Linux 10 redhat:enterprise_linux | from 0:1.9.15-10.p5.el10_1 not affected; from 0:1.9.17-4.p2.el10_2 not affected | CISA ADP |
Red Hat Red Hat Enterprise Linux 10.0 Extended Update Support redhat:enterprise_linux_eus | from 0:1.9.15-8.p5.el10_0.3 not affected | CISA ADP |
from 0:1.8.6p3-29.el6_10.8 not affected | CISA ADP | |
from 0:1.9.5p2-1.el8_6.3 not affected | CISA ADP | |
from 0:1.9.5p2-1.el8_6.3 not affected | CISA ADP | |
from 0:1.9.5p2-1.el8_6.3 not affected | CISA ADP | |
Red Hat Red Hat Enterprise Linux 9.4 Extended Update Support redhat:rhel_eus | from 0:1.9.5p2-10.el9_4.3 not affected | CISA ADP |
Red Hat Red Hat OpenShift Container Platform 4.12 redhat:openshift | from 412.86.202605271418-0 not affected | CISA ADP |
Red Hat Red Hat AI Inference Server 3.3 redhat:ai_inference_server | from 1782353093 not affected | CISA ADP |
Red Hat Red Hat Update Infrastructure 5 redhat:rhui | from 1779798165 not affected | CISA ADP |
sudo_project sudo sudo_project:sudo | before 1.9.17; 1.9.17; 1.9.17; 1.9.17 | NVD |
siemens sinec_os siemens:sinec_os | before 4.0 | NVD |
References
- https://github.com/sudo-project/sudo/commit/3e474c2f201484be83d994ae10a4e20e8c81bb69patch
- https://www.qualys.com/2026/03/10/crack-armor.txtthird-party-advisory
- https://bugs.launchpad.net/ubuntu/+source/sudo/+bug/2143042issue-tracking
- https://bugs.debian.org/1130593broken-link
- https://lists.debian.org/debian-lts-announce/2026/06/msg00003.html
- https://access.redhat.com/errata/RHSA-2026:10758
- https://access.redhat.com/errata/RHSA-2026:11521
- https://access.redhat.com/errata/RHSA-2026:12310
- https://access.redhat.com/errata/RHSA-2026:13731
- https://access.redhat.com/errata/RHSA-2026:13888
- https://access.redhat.com/errata/RHSA-2026:13889
- https://access.redhat.com/errata/RHSA-2026:13891
- https://access.redhat.com/errata/RHSA-2026:13892
- https://access.redhat.com/errata/RHSA-2026:13895
- https://access.redhat.com/errata/RHSA-2026:13896
- https://access.redhat.com/errata/RHSA-2026:14228
- https://access.redhat.com/errata/RHSA-2026:14437
- https://access.redhat.com/errata/RHSA-2026:19067
- https://access.redhat.com/errata/RHSA-2026:19220
- https://access.redhat.com/errata/RHSA-2026:20040
- https://access.redhat.com/errata/RHSA-2026:20087
- https://access.redhat.com/errata/RHSA-2026:21275
- https://access.redhat.com/errata/RHSA-2026:21656
- https://access.redhat.com/errata/RHSA-2026:21690
- https://access.redhat.com/errata/RHSA-2026:21695
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.