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SUSE: 2021:4578-1 Critical: Security Vulnerability in Kernel Live Patch

suse
Calendar Grey September 28, 2018
Scroller Suse
SUSE has issued a critical Security Update for the Linux Kernel Live Patch, focusing on vital vulnerabilities affecting SLE 15 systems. Immediate action is strongly recommended.
An update that fixes two vulnerabilities is now available

Summary

This update for the Linux Kernel 4.12.14-25_3 fixes several issues. The following security issues were fixed: - CVE-2018-10938: It was found that a crafted network packet sent remotely by an attacker may force the kernel to enter an infinite loop in the cipso_v4_optptr() function in net/ipv4/cipso_ipv4.c leading to a denial-of-service. A certain non-default configuration of LSM (Linux Security Module) and NetLabel should be set up on a system an attacker could leverage this flaw. - CVE-2018-10902: It was found that the raw midi kernel driver did not protect against concurrent access which lead to a double realloc (double free) in snd_rawmidi_input_params() and snd_rawmidi_output_status(), allowing a malicious local attacker to use this for privilege escalation (bsc#1105323). Patch Instructions:

References

#1105323 #1106191

Cross- CVE-2018-10902 CVE-2018-10938

Affected Products:

SUSE Linux Enterprise Module for Live Patching 15

https://www.suse.com/security/cve/CVE-2018-10902.html

https://www.suse.com/security/cve/CVE-2018-10938.html

https://bugzilla.suse.com/1105323

https://bugzilla.suse.com/1106191

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2018:2940-1
Rating: important

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