What is CVE-2026-45925?

CVE-2026-45925 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10, affecting Linux kernel versions from 6.12.18 onward and patched in 6.12.75, 6.18.14, 6.19.4 and others. CVE-2026-45925 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2026-45925?

CVE-2026-45925 has a CVSS score of 5.5 out of 10, rated Medium severity. The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Is there a patch available for CVE-2026-45925?

Yes, CVE-2026-45925 has been patched. Fixed versions include 6.12.75, 6.18.14, 6.19.4 and others. If you are running Linux kernel 6.12.18 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2026-45925 actively exploited?

CVE-2026-45925 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2026-45925

Medium

In the Linux kernel, the following vulnerability has been resolved: thermal/of: Fix reference leak in thermal_of_cm_lookup() In thermal_of_cm_lookup(), tr_np is obtained via of_parse_phandle(), but never released. Use the __free(device_node) cleanup attribute to automatically release the node and fix the leak. [ rjw: Changelog edits ]

Package Linux Kernel

Published 2026-05-27

Last modified 2026-06-25

CVSS version 3.1

Patch available

Yes

CVSS 3.1 score

5.5

out of 10

Medium

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

High

Vector string

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

Affected versions

Linux kernel versions 6.12.18, 6.13.6, 6.14 and later are affected. Fixed in 6.12.75, 6.18.14, 6.19.4, 7.0 and their respective stable series.

Affected from

≥ 6.12.18 ≥ 6.13.6 ≥ 6.14

Fixed in

✓ 6.12.75 6.12.x ✓ 6.18.14 6.18.x ✓ 6.19.4 6.19.x ✓ 7.0

References

4 total

Kernel Git
https://git.kernel.org/stable/c/025796ccd7f9f2e013e12319de26b6c021a80c1f

Patch
Kernel Git
https://git.kernel.org/stable/c/8344d5da9df74fdbef676214d0c482fc822a01ca

Patch
Kernel Git
https://git.kernel.org/stable/c/8af710156c53cdb392d529497ef2b3a10a1f9370

Patch
Kernel Git
https://git.kernel.org/stable/c/a1fe789a96fe47733c133134fd264cb7ca832395

Patch

Details

CVE ID CVE-2026-45925

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2026-05-27

Modified 2026-06-25

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2026-45925?

CVE-2026-45925 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 . It affects Linux kernel versions from 6.12.18 onward and has been patched in 6.12.75, 6.18.14, 6.19.4 and others. CVE-2026-45925 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2026-45925?

CVE-2026-45925 has a CVSS score of 5.5 out of 10, rated Medium severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Is there a patch available for CVE-2026-45925?

Yes. CVE-2026-45925 has been patched. Fixed versions include 6.12.75, 6.18.14, 6.19.4 and others. If you are running Linux kernel 6.12.18 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2026-45925 actively exploited?

No. CVE-2026-45925 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.