SUSE: 2022:0329-1 Critical: Kernel Denial of Service Security Update
suse
February 4, 2022
An update that fixes two vulnerabilities is now available
Summary
This update for the Linux Kernel 4.4.180-94_150 fixes several issues. The following security issues were fixed: - CVE-2018-25020: Fixed an issue in the BPF subsystem in the Linux kernel mishandled situations with a long jump over an instruction sequence where inner instructions require substantial expansions into multiple BPF instructions, leading to an overflow. (bsc#1193575) - CVE-2019-0136: Fixed an insufficient access control which allow an unauthenticated user to execute a denial of service. (bsc#1193157) 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 for SAP 12-SP3:
References
#1193161 #1193863
Cross- CVE-2018-25020 CVE-2019-0136
CVSS scores:
CVE-2018-25020 (SUSE): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVE-2019-0136 (NVD) : 7.4 CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
CVE-2019-0136 (SUSE): 7.4 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
Affected Products:
SUSE Linux Enterprise Server for SAP 12-SP3
SUSE Linux Enterprise Server 12-SP3-LTSS
https://www.suse.com/security/cve/CVE-2018-25020.html
https://www.suse.com/security/cve/CVE-2019-0136.html
https://bugzilla.suse.com/1193161
https://bugzilla.suse.com/1193863
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Announcement ID: SUSE-SU-2022:0329-1
Rating: important
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