SUSE: 2022:2239-1 Important: Linux Kernel Privilege Escalation Fix
suse
July 1, 2022
An update that fixes 5 vulnerabilities is now available
Summary
This update for the Linux Kernel 5.3.18-150300_59_46 fixes several issues. The following security issues were fixed: - CVE-2022-32250: Fixed an use-after-free bug in the netfilter subsystem. This flaw allowed a local attacker with user access to cause a privilege escalation issue. (bnc#1200015) - CVE-2022-1972: Fixed a buffer overflow in nftable that could lead to privilege escalation. (bsc#1200019) - CVE-2022-1116: Fixed an integer overflow vulnerability in io_uring that allows local attacker to cause memory corruption and escalate privileges to root. (bsc#1199647) versions. - CVE-2022-1734: Fixed a r/w use-after-free when non synchronized between cleanup routine and firmware download routine. (bnc#1199605) Patch Instructions:
Topics Covered
References
#1199606 #1199648 #1200266 #1200268
Cross- CVE-2022-1116 CVE-2022-1734 CVE-2022-1966
CVE-2022-1972 CVE-2022-32250
CVSS scores:
CVE-2022-1116 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVE-2022-1116 (SUSE): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVE-2022-1734 (NVD) : 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
CVE-2022-1734 (SUSE): 7.4 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVE-2022-1966 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVE-2022-1966 (SUSE): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVE-2022-1972 (SUSE): 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
CVE-2022-32250 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
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Announcement ID: SUSE-SU-2022:2239-1
Rating: important
Topics Covered
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