SUSE: 2022:0270-1 important: the Linux Kernel (Live Patch 7 for SLE 15 SP3)
Summary
This update for the Linux Kernel 5.3.18-59_27 fixes several issues. The following security issues were fixed: - CVE-2022-0185: Incorrect param length parsing in legacy_parse_param which could have led to a local privilege escalation (bsc#1194517). - CVE-2021-4028: Fixed use-after-free in RDMA listen() that could lead to DoS or privilege escalation by a local attacker (bsc#1193167). - 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: - SUSE Linux Enterprise Module for Live Patching 15-SP3: zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP3-2022-259=1 SUSE-SLE-Module-Live-Patching-15-SP3-2022-270=1 Package List: - SUSE Linux Enterprise Module for Live Patching 15-SP3 (ppc64le s390x x86_64): kernel-livepatch-5_3_18-59_24-default-4-150300.2.2 kernel-livepatch-5_3_18-59_24-default-debuginfo-4-150300.2.2 kernel-livepatch-5_3_18-59_27-default-4-150300.2.2 kernel-livepatch-5_3_18-59_27-default-debuginfo-4-150300.2.2 kernel-livepatch-SLE15-SP3_Update_6-debugsource-4-150300.2.2 kernel-livepatch-SLE15-SP3_Update_7-debugsource-4-150300.2.2
References
#1192036 #1193529 #1194737
Cross- CVE-2021-4028 CVE-2021-42739 CVE-2022-0185
CVSS scores:
CVE-2021-4028 (SUSE): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
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
CVE-2022-0185 (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 Module for Live Patching 15-SP3
https://www.suse.com/security/cve/CVE-2021-4028.html
https://www.suse.com/security/cve/CVE-2021-42739.html
https://www.suse.com/security/cve/CVE-2022-0185.html
https://bugzilla.suse.com/1192036
https://bugzilla.suse.com/1193529
https://bugzilla.suse.com/1194737