Explore top 10 tips to secure your open-source projects now. Read More

×
Alerts This Week
Warning Icon 1 498
Alerts This Week
Warning Icon 1 498

SUSE: 2022:1224-1 Important: Memory Issues in Linux Kernel

suse
Calendar Grey April 14, 2022
Dist Suse Esm H88
SUSE Security Patch for the Linux Kernel resolves vulnerabilities linked to buffer overrun & memory mishandling to improve overall system integrity.
An update that fixes two vulnerabilities is now available

Summary

This update for the Linux Kernel 5.3.18-150300_59_60 fixes several issues. The following security issues were fixed: - CVE-2022-27666: Fixed a buffer overflow vulnerability in IPsec ESP transformation code. This flaw allowed a local attacker with a normal user privilege to overwrite kernel heap objects and may cause a local privilege escalation. (bnc#1197462) - CVE-2021-39698: Fixed a possible memory corruption due to a use after free in aio_poll_complete_work. This could lead to local escalation of privilege with no additional execution privileges needed. (bsc#1196956) 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:

Topics%20covered

Topics Covered

security advisory buffer overflow memory corruption important Linux Kernel SUSE Linux Enterprise live patching

References

#1196959 #1197133

Cross- CVE-2021-39698 CVE-2022-27666

CVSS scores:

CVE-2021-39698 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVE-2021-39698 (SUSE): 7.4 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

CVE-2022-27666 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVE-2022-27666 (SUSE): 7.7 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

Affected Products:

SUSE Linux Enterprise High Performance Computing 15-SP2

SUSE Linux Enterprise High Performance Computing 15-SP3

SUSE Linux Enterprise Micro 5.1

SUSE Linux Enterprise Module for Live Patching 15-SP2

SUSE Linux Enterprise Module for Live Patching 15-SP3

SUSE Linux Enterprise Server 15-SP2

SUSE Linux Enterprise Server 15-SP3

SUSE Linux Enterprise Server for SAP Applications 15-SP2

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2022:1224-1
Rating: important

Topics%20covered

Topics Covered

security advisory buffer overflow memory corruption important Linux Kernel SUSE Linux Enterprise live patching

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.