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SUSE: 2020:5123-3 Critical Security Fix for Kernel Live Patch DoS Issue

suse
Calendar Grey November 23, 2018
Dist Suse Esm H88
Tackling CVE-2023-1234, this patch addresses a significant vulnerability in the Ubuntu Linux Kernel affecting System Integrity.
An update that fixes one vulnerability is now available

Summary

This update for the Linux Kernel 4.12.14-25_3 fixes one issue. The following security issue was fixed: - CVE-2018-5391: Fixed a denial of service attack with low rates of specially modified packets targeting IP fragment re-assembly. An attacker may have caused a denial of service condition by sending specially crafted IP fragments. The current vulnerability (CVE-2018-5391) became exploitable in the Linux kernel with the increase of the IP fragment reassembly queue size (bsc#1103098). 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 Module for Live Patching 15:

Topics%20covered

Topics Covered

security advisory critical issue security update DoS kernel patch SUSE live patching

References

#1103098

Cross- CVE-2018-5391

Affected Products:

SUSE Linux Enterprise Module for Live Patching 15

https://www.suse.com/security/cve/CVE-2018-5391.html

https://bugzilla.suse.com/1103098

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2018:3881-1
Rating: important

Topics%20covered

Topics Covered

security advisory critical issue security update DoS kernel patch SUSE live patching

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