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Alerts This Week
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SUSE Linux Enterprise: 2022:0234-1 Important: Kernel Patch for Wi-Fi Errors

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Calendar Grey January 31, 2022
Scroller Suse
Important patch for SUSE Linux Kernel resolving 7 vulnerabilities, such as Wi-Fi security weaknesses and buffer overruns. Update immediately.
An update that fixes 7 vulnerabilities is now available

Summary

This update for the Linux Kernel 4.12.14-122_63 fixes several issues. The following security issues were fixed: - CVE-2020-3702: Fixed a bug which could be triggered with specifically timed and handcrafted traffic and cause internal errors in a WLAN device that lead to improper layer 2 Wi-Fi encryption with a consequent possibility of information disclosure. (bsc#1191193) - CVE-2020-25670, CVE-2020-25671, CVE-2020-25672, CVE-2020-25673, CVE-2021-23134: Fixed multiple bugs in NFC subsytem (bsc#1178181, bsc#1186060). - CVE-2021-42739: The firewire subsystem had a buffer overflow related to drivers/media/firewire/firedtv-avc.c and drivers/media/firewire/firedtv-ci.c, because avc_ca_pmt mishandled bounds checking (bsc#1184673). Patch Instructions:

Topics%20covered

Topics Covered

security advisory buffer overflow kernel patch SUSE important fix Wi-Fi encryption live patching

References

#1186061 #1191529 #1192036 #1194680

Cross- CVE-2020-25670 CVE-2020-25671 CVE-2020-25672

CVE-2020-25673 CVE-2020-3702 CVE-2021-23134

CVE-2021-42739

CVSS scores:

CVE-2020-25670 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVE-2020-25670 (SUSE): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVE-2020-25671 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVE-2020-25671 (SUSE): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CVE-2020-25672 (NVD) : 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVE-2020-25672 (SUSE): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CVE-2020-25673 (NVD) : 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CVE-2020-25673 (SUSE): 6.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H

Severity
important
Lowest
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Critical

Announcement ID: SUSE-SU-2022:0234-1
Rating: important

Topics%20covered

Topics Covered

security advisory buffer overflow kernel patch SUSE important fix Wi-Fi encryption live patching

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