SUSE: 2022:0246-1 Important: Kernel Live Patch 23 for SLE 12 SP5
suse
January 31, 2022
An update that fixes two vulnerabilities is now available
Summary
This update for the Linux Kernel 4.12.14-122_88 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-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: 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:
References
#1191529 #1192036
Cross- CVE-2020-3702 CVE-2021-42739
CVSS scores:
CVE-2020-3702 (NVD) : 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVE-2020-3702 (SUSE): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVE-2021-42739 (SUSE): 8.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products:
SUSE Linux Enterprise Module for Live Patching 15-SP1
SUSE Linux Enterprise Live Patching 12-SP5
https://www.suse.com/security/cve/CVE-2020-3702.html
https://www.suse.com/security/cve/CVE-2021-42739.html
https://bugzilla.suse.com/1191529
https://bugzilla.suse.com/1192036
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Announcement ID: SUSE-SU-2022:0246-1
Rating: important
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