SUSE-SU-2021:0226-1

Details

Description of the patch:

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]

Affected Packages

sudo

SUSE Enterprise Storage 5SUSE Linux Enterprise Server 12 SP3-BCLSUSE Linux Enterprise Server 12 SP3-LTSSSUSE Linux Enterprise Server 12 SP4-LTSSSUSE Linux Enterprise Server for SAP Applications 12 SP3

Fixed in:

1.8.20p2-3.20.1

References

ADVISORY

https://bugzilla.suse.com/1180684

ADVISORY

https://bugzilla.suse.com/1180685

ADVISORY

https://bugzilla.suse.com/1180687

ADVISORY

https://bugzilla.suse.com/1181090

ADVISORY