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CVE-2026-35535
Component Overview
Vulnerability Overview
Name
CVE-2026-35535
Source
NVD (
link
)
Debian (
link
)
Description
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.
CWEs
CWE-271
Published Date
Apr 3, 2026
Updated Date
Jun 17, 2026
Workaround
-
Advisories
https://bugs.debian.org/1130593
Broken Link
https://bugs.launchpad.net/ubuntu/+source/sudo/+bug/2143042
Issue Tracking
https://github.com/sudo-project/sudo/commit/3e474c2f201484be83d994ae10a4e20e8c81bb69
Patch
https://www.qualys.com/2026/03/10/crack-armor.txt
Third Party Advisory
https://cert-portal.siemens.com/productcert/html/ssa-253495.html
Third Party Advisory
Analysis
#
Affected Component
Analysis
sudo
Exploitable
Vulnerability Ratings
#
7.4
CVSSv31
7.8
CVSSv31
NaN
other
Others affected components
#
Name
Project
Project Version
Version
Status
sudo
buildroot
2025.02.x
1.9.17p2
Exploitable
sudo
openwrt
master
1.9.17_p2-r1
Not Affected
sudo
openwrt
openwrt-25.12
1.9.17_p2-r1
Not Affected
sudo
yocto
kirkstone
1.9.17p1
Not Affected
sudo
yocto
master
1.9.17p2
Not Affected
sudo
yocto
scarthgap
1.9.17p2
Not Affected