What is CVE-2024-58087?

CVE-2024-58087 is a High severity Linux kernel vulnerability with a CVSS score of 8.1 out of 10, classified as a Improper Locking flaw (CWE-667), affecting Linux kernel versions from 5.15 onward and patched in 5.15.176, 6.1.121, 6.6.67 and others. CVE-2024-58087 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2024-58087?

CVE-2024-58087 has a CVSS score of 8.1 out of 10, rated High severity. The vector string is CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

Is there a patch available for CVE-2024-58087?

Yes, CVE-2024-58087 has been patched. Fixed versions include 5.15.176, 6.1.121, 6.6.67 and others. If you are running Linux kernel 5.15 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2024-58087 actively exploited?

CVE-2024-58087 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Improper Locking (CWE-667)?

The product does not properly acquire or release a lock, which can lead to unexpected behaviour. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/667.html

CVE-2024-58087

High

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix racy issue from session lookup and expire Increment the session reference count within the lock for lookup to avoid racy issue with session expire.

Package Linux Kernel

Published 2025-03-12

Last modified 2026-04-23

CVSS version 3.1

Patch available

Yes

CVSS 3.1 score

8.1

out of 10

High

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Vector string

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

Weakness type

CWE-667

CVE-2024-58087 is a Improper Locking vulnerability

What is Improper Locking?

The product does not properly acquire or release a lock, which can lead to unexpected behaviour. Learn more on MITRE CWE

Affected versions

Linux kernel versions 5.15 and later are affected. Fixed in 5.15.176, 6.1.121, 6.6.67, 6.12.6, 6.13 and their respective stable series.

Affected from

≥ 5.15

Fixed in

✓ 5.15.176 5.15.x ✓ 6.1.121 6.1.x ✓ 6.6.67 6.6.x ✓ 6.12.6 6.12.x ✓ 6.13

References

6 total

Kernel Git
https://git.kernel.org/stable/c/2107ab40629aeabbec369cf34b8cf0f288c3eb1b

Patch
Kernel Git
https://git.kernel.org/stable/c/37a0e2b362b3150317fb6e2139de67b1e29ae5ff

Patch
Kernel Git
https://git.kernel.org/stable/c/450a844c045ff0895d41b05a1cbe8febd1acfcfd

Patch
Kernel Git
https://git.kernel.org/stable/c/a39e31e22a535d47b14656a7d6a893c7f6cf758c

Patch
Kernel Git
https://git.kernel.org/stable/c/b95629435b84b9ecc0c765995204a4d8a913ed52

Patch

Showing 5 of 6 references View all on NVD

Details

CVE ID CVE-2024-58087

Severity High

CVSS score 8.1 / 10

CVSS version 3.1

Published 2025-03-12

Modified 2026-04-23

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2024-58087?

CVE-2024-58087 is a High severity Linux kernel vulnerability with a CVSS score of 8.1 out of 10 , classified as an Improper Locking flaw (CWE-667) . It affects Linux kernel versions from 5.15 onward and has been patched in 5.15.176, 6.1.121, 6.6.67 and others. CVE-2024-58087 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2024-58087?

CVE-2024-58087 has a CVSS score of 8.1 out of 10, rated High severity (CVSS 3.1). The vector string is CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
Is there a patch available for CVE-2024-58087?

Yes. CVE-2024-58087 has been patched. Fixed versions include 5.15.176, 6.1.121, 6.6.67 and others. If you are running Linux kernel 5.15 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2024-58087 actively exploited?

No. CVE-2024-58087 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.