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ubuntucveUbuntu.comUB:CVE-2022-48789
HistoryJul 16, 2024 - 12:00 a.m.

CVE-2022-48789

2024-07-1600:00:00
ubuntu.com
ubuntu.com
4
linux kernel
nvme-tcp
use-after-free
error recovery

AI Score

7.1

Confidence

High

EPSS

0

Percentile

5.0%

In the Linux kernel, the following vulnerability has been resolved:
nvme-tcp: fix possible use-after-free in transport error_recovery work
While nvme_tcp_submit_async_event_work is checking the ctrl and queue
state before preparing the AER command and scheduling io_work, in order
to fully prevent a race where this check is not reliable the error
recovery work must flush async_event_work before continuing to destroy
the admin queue after setting the ctrl state to RESETTING such that
there is no race .submit_async_event and the error recovery handler
itself changing the ctrl state.

AI Score

7.1

Confidence

High

EPSS

0

Percentile

5.0%