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SUSE: 2022:4533-1 Important: Linux Kernel Live Patch 33 for SLE 15 SP1

suse
Calendar Grey December 18, 2022
Dist Suse Esm H88
Urgent Fedora patch addresses 4 vulnerabilities impacting the Linux Kernel for RHEL 8.5, bolstering server security.
An update that fixes 5 vulnerabilities is now available

Summary

This update for the Linux Kernel 4.12.14-150100_197_120 fixes several issues. The following security issues were fixed: - CVE-2022-43945: Fixed a buffer overflow in the NFSD implementation (bsc#1205128). - CVE-2022-4378: Fixed stack overflow in __do_proc_dointvec (bsc#1206207). - CVE-2022-3586: Fixed use-after-free in socket buffer (SKB) that could allow a local unprivileged user to cause a denial of service (bsc#1204439). - CVE-2022-3545: Fixed a use-after-free in area_cache_get() of the file drivers/net/ethernet/netronome/nfp/nfpcore/nfp_cppcore.c (bsc#1204415). - CVE-2022-41218: Fixed a use-after-free caused by refcount races, affecting dvb_demux_open() and dvb_dmxdev_release() in drivers/media/dvb-core/dmxdev.c (bsc#1202960). Patch Instructions:

Topics%20covered

Topics Covered

security advisory buffer overflow important kernel SUSE stack overflow Linux patch

References

#1203606 #1204424 #1204576 #1205130 #1206228

Cross- CVE-2022-3545 CVE-2022-3586 CVE-2022-41218

CVE-2022-4378 CVE-2022-43945

CVSS scores:

CVE-2022-3545 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVE-2022-3545 (SUSE): 7.4 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

CVE-2022-3586 (NVD) : 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CVE-2022-3586 (SUSE): 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

CVE-2022-41218 (NVD) : 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CVE-2022-41218 (SUSE): 8.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVE-2022-4378 (SUSE): 8.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVE-2022-43945 (NVD) : 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity
important
Lowest
Low
Medium
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Critical

Announcement ID: SUSE-SU-2022:4533-1
Rating: important

Topics%20covered

Topics Covered

security advisory buffer overflow important kernel SUSE stack overflow Linux patch

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