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PRIOn knowledge basePRION:CVE-2022-4378HistoryJan 05, 2023 - 4:15 p.m.
Stack overflow
2023-01-0516:15:00
PRIOn knowledge base
www.prio-n.com
13
linux
sysctl
privilege escalation
local user
flaw
A stack overflow flaw was found in the Linux kernel’s SYSCTL subsystem in how a user changes certain kernel parameters and variables. This flaw allows a local user to crash or potentially escalate their privileges on the system.
References
packetstormsecurity.com/files/171289/Kernel-Live-Patch-Security-Notice-LNS-0092-1.html
bugzilla.redhat.com/show_bug.cgi?id=2152548
git.kernel.org/pub/scm/linux/kernel/git/stable/stable-queue.git/tree/queue-6.0/proc-avoid-integer-type-confusion-in-get_proc_long.patch
git.kernel.org/pub/scm/linux/kernel/git/stable/stable-queue.git/tree/queue-6.0/proc-proc_skip_spaces-shouldn-t-think-it-is-working-on-c-strings.patch
seclists.org/oss-sec/2022/q4/178
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