CVE-2023-53751

9.8 criticalEPSS 0.4%

Critical (9.8). EPSS 0.4% chance of exploitation in the next 30 days.

In the Linux kernel, the following vulnerability has been resolved: cifs: fix potential use-after-free bugs in TCP_Server_Info::hostname TCP_Server_Info::hostname may be updated once or many times during reconnect, so protect its access outside reconnect path as well and then prevent any potential use-after-free bugs.

Severity

CVSS 3.1

9.8 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 35% of CVEs (scores of 2026-10-31)
Published: 2025-12-08
Modified: 2026-08-04
Record from: the NVD, synced 2026-10-19

References

https://git.kernel.org/stable/c/0b08c4c499200be67d54c439d56e5ea866869945
https://git.kernel.org/stable/c/64d62ac6d6514cba1305bd08e271ec1843bdd612
https://git.kernel.org/stable/c/90c49fce1c43e1cc152695e20363ff5087897c09
https://git.kernel.org/stable/c/c511954bf142fe1995aec3c739a9f1a76990283a

Check your stack JSON