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The SUSE Linux Enterprise 12 SP5 kernel was updated to receive various
security and bugfixes.
The following security bugs were fixed:
- CVE-2020-36557: Fixed race condition between the VT_DISALLOCATE ioctl
and closing/opening of ttys that could lead to a use-after-free
(bnc#1201429).
- CVE-2020-36558: Fixed race condition involving VT_RESIZEX that could
lead to a NULL pointer dereference and general protection fault
(bnc#1200910).
- CVE-2021-33655: Fixed out of bounds write with ioctl FBIOPUT_VSCREENINFO
(bnc#1201635).
- CVE-2021-33656: Fixed out of bounds write with ioctl PIO_FONT
(bnc#1201636).
- CVE-2022-1462: Fixed an out-of-bounds read flaw in the TeleTYpe
subsystem (bnc#1198829).
- CVE-2022-20166: Fixed possible out of bounds write due to sprintf
unsafety that could cause local escalation of privilege (bnc#1200598).
- CVE-2022-36946: Fixed incorrect packet truncation in nfqnl_mangle() that
could lead to remote DoS (bnc#1201940).
The following non-security bugs were fixed:
https://lists.suse.com/pipermail/sle-security-updates/2022-August/011833.html
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