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ubuntucveUbuntu.comUB:CVE-2023-6356
HistoryFeb 07, 2024 - 12:00 a.m.

CVE-2023-6356

2024-02-0700:00:00
ubuntu.com
ubuntu.com
16
linux
nvme driver
tcp
null pointer dereference
denial of service
bugzilla
red hat
suse

7.3 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

51.5%

A flaw was found in the Linux kernel’s NVMe driver. This issue may allow an
unauthenticated malicious actor to send a set of crafted TCP packages when
using NVMe over TCP, leading the NVMe driver to a NULL pointer dereference
in the NVMe driver and causing kernel panic and a denial of service.

Bugs

Notes

Author Note
rodrigo-zaiden fixes for CVE-2023-6536, CVE-2023-6535, and CVE-2023-6356 are all the same. the differences between the CVEs are that they were reported against different methods. NULL pointer dereference in nvmet_tcp_build_iovec USN-6765-1 for linux-oem-6.5 wrongly stated that this CVE was fixed in version 6.5.0-1022.23. The mentioned notice was revoked and the state of the fix for linux-oem-6.5 was recovered to the previous state.

7.3 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

51.5%