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SUSE: 2022:0978-1 Important Kernel Security Update for Live Patching

suse
Calendar Grey March 29, 2022
Dist Suse Esm H88
Crucial security enhancement released for SUSE Linux Kernel addressing various severe vulnerabilities and upgrading associated packages now accessible.
An update that fixes four vulnerabilities is now available

Summary

This update for the Linux Kernel 5.3.18-59_10 fixes several issues. The following security issues were fixed: - CVE-2022-25636: Fixed an issue which allowed a local users to gain privileges because of a heap out-of-bounds write in nf_dup_netdev.c, related to nf_tables_offload (bsc#1196299). - CVE-2021-4001: Fixed a race condition when the EBPF map is frozen (bsc#1192990). - CVE-2022-0492: Fixed a privilege escalation related to cgroups v1 release_agent feature, which allowed bypassing namespace isolation unexpectedly (bsc#1195543). - CVE-2022-0487: A use-after-free vulnerability was found in rtsx_usb_ms_drv_remove() in drivers/memstick/host/rtsx_usb_ms.c (bsc#1194516). Patch Instructions: To install this SUSE Security Update use the SUSE recommended installation methods

Topics%20covered

Topics Covered

security advisory security update privilege escalation important suse linux kernel

References

#1192991 #1195908 #1195949 #1196301

Cross- CVE-2021-4001 CVE-2022-0487 CVE-2022-0492

CVE-2022-25636

CVSS scores:

CVE-2021-4001 (SUSE): 8.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVE-2022-0487 (NVD) : 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

CVE-2022-0487 (SUSE): 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

CVE-2022-0492 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVE-2022-0492 (SUSE): 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

CVE-2022-25636 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVE-2022-25636 (SUSE): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Products:

SUSE Linux Enterprise High Performance Computing 15-SP3

SUSE Linux Enterprise Micro 5.1

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2022:0978-1
Rating: important

Topics%20covered

Topics Covered

security advisory security update privilege escalation important suse linux kernel

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