openSUSE Security Update: Security update for sudo ______________________________________________________________________________
Announcement ID: openSUSE-SU-2021:0170-1 Rating: important References: #1180684 #1180685 #1180687 #1181090 Cross-References: CVE-2021-23239 CVE-2021-23240 CVE-2021-3156
Affected Products: openSUSE Leap 15.2 ______________________________________________________________________________
An update that solves three vulnerabilities and has one errata is now available.
This update for sudo fixes the following issues:
- A Heap-based buffer overflow in sudo could be exploited to allow a user to gain root privileges [bsc#1181090,CVE-2021-3156] - It was possible for a user to test for the existence of a directory due to a Race Condition in `sudoedit` [bsc#1180684,CVE-2021-23239] - A Possible Symlink Attack vector existed in `sudoedit` if SELinux was running in permissive mode [bsc#1180685, CVE-2021-23240] - It was possible for a User to enable Debug Settings not Intended for them [bsc#1180687]
This update was imported from the SUSE:SLE-15:Update update project.
To install this openSUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:
- openSUSE Leap 15.2:
zypper in -t patch openSUSE-2021-170=1
- openSUSE Leap 15.2 (i586 x86_64):
sudo-1.8.22-lp220.127.116.11 sudo-debuginfo-1.8.22-lp18.104.22.168 sudo-debugsource-1.8.22-lp22.214.171.124 sudo-devel-1.8.22-lp126.96.36.199 sudo-test-1.8.22-lp188.8.131.52
https://www.suse.com/security/cve/CVE-2021-23239.html https://www.suse.com/security/cve/CVE-2021-23240.html https://www.suse.com/security/cve/CVE-2021-3156.html https://bugzilla.suse.com/1180684 https://bugzilla.suse.com/1180685 https://bugzilla.suse.com/1180687 https://bugzilla.suse.com/1181090