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SUSE: 2018:3772-1 Important: Local Access Issue in Kernel Fixed

suse
Calendar Grey November 15, 2018
Dist Suse Esm H88
Crucial SUSE security patch addressing a local access vulnerability in the Linux Kernel for SLE 12 SP2. Apply updates immediately!
An update that fixes one vulnerability is now available

Summary

This update for the Linux Kernel 3.12.74-60_64_107 fixes one issue. The following security issue was fixed: - CVE-2018-18386: The drivers/tty/n_tty.c allowed local attackers (who are able to access pseudo terminals) to hang/block further usage of any pseudo terminal devices due to an EXTPROC versus ICANON confusion in TIOCINQ (bsc#1112039). Patch Instructions: To install this SUSE 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: - SUSE Linux Enterprise Server 12-SP1-LTSS:

Topics%20covered

Topics Covered

security advisory DoS important kernel fix local access SUSE Linux Enterprise Server

References

#1112039

Cross- CVE-2018-18386

Affected Products:

SUSE Linux Enterprise Server 12-SP1-LTSS

SUSE Linux Enterprise Server 12-LTSS

https://www.suse.com/security/cve/CVE-2018-18386.html

https://bugzilla.suse.com/1112039

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2018:3772-1
Rating: important

Topics%20covered

Topics Covered

security advisory DoS important kernel fix local access SUSE Linux Enterprise Server

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