CVE-2023-6610

Kernel: oob access in smb2_dump_detail

HIGH

7.1

CVSS Score

Published: December 8, 2023 at 04:58 PM UTC

Updated: August 25, 2026 at 06:17 PM UTC

2 products affected across 2 vendorsEnterprise LinuxLinux Kernel

Using Red Hat Enterprise Linux 8 by Red Hat?

Get instant alerts when new vulnerabilities affect Red Hat Enterprise Linux 8 - before attackers find them.

Real-time alertsTrack your software stackFree plan available

Start Free Sign In

Severity

HIGH7.1

Exploit prediction

EPSS 0.4%

Description

An out-of-bounds read vulnerability was found in smb2_dump_detail in fs/smb/client/smb2ops.c in the Linux Kernel. This issue could allow a local attacker to crash the system or leak internal kernel information.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Enterprise Linux · Red Hatrpm

95%

8.0 9.0

Vendor states this is fixed in 0:4.18.0-372.91.1.el8_6 (unaffected)

Vendor states this is fixed in 0:4.18.0-477.51.1.el8_8 (unaffected)

Vendor states this is fixed in 0:4.18.0-513.18.1.el8_9 (unaffected)

Vendor states this is fixed in 0:4.18.0-513.18.1.rt7.320.el8_9 (unaffected)

Vendor states this is fixed in 0:5.14.0-284.52.1.el9_2 (unaffected)

Vendor states this is fixed in 0:5.14.0-284.52.1.rt14.337.el9_2 (unaffected)

Vendor states this is fixed in 0:5.14.0-362.24.1.el9_3 (unaffected)

Vendor states this is fixed in 6 (unknown)

Vendor states this is fixed in 7 (unknown)

Linux Kernel · Linux

60%

v < 6.1.746.2 ≤ v < 6.6.136.2

Affected range stops below 6.1.74, so it looks safe — our inference, not a vendor statement

Affected range stops below 6.6.13, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references