CVE-2023-53751

high

Published 2024-04-30 · Modified 2024-04-30

CVSS v3

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CVSS v2

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VIR risk

8.0

Description

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.

Predictions

Exploit likelihood

20%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2023-53751

vendor Authored 2026-05-27

Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2023-53751.html

vendor Authored 2026-05-27

Vendor advisory: redhat — https://access.redhat.com/errata/RHSA-2024:2394

OS impact

OS	Version	Status	Fixed in
rhel	9	fixed
sles		affected
debian	bookworm	fixed	`6.1.37-1`
debian	bullseye	affected
debian	forky	fixed	`6.3.7-1`
debian	sid	fixed	`6.3.7-1`
debian	trixie	fixed	`6.3.7-1`

References

Verify integrity in audit chain (admin only). AS-IS.