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redhatcveRedhat.comRH:CVE-2024-27046
HistoryMay 01, 2024 - 8:57 p.m.

CVE-2024-27046

2024-05-0120:57:50
redhat.com
access.redhat.com
9
linux kernel
vulnerability
resolved
nfp
flower
acti_netdevs
allocation failure
kmalloc_array
null pointer dereference
patch
check
delayed work

AI Score

7

Confidence

Low

EPSS

0

Percentile

13.0%

In the Linux kernel, the following vulnerability has been resolved: nfp: flower: handle acti_netdevs allocation failure The kmalloc_array() in nfp_fl_lag_do_work() will return null, if the physical memory has run out. As a result, if we dereference the acti_netdevs, the null pointer dereference bugs will happen. This patch adds a check to judge whether allocation failure occurs. If it happens, the delayed work will be rescheduled and try again.