What is CVE-2026-45982?

CVE-2026-45982 is a unscored severity Linux kernel vulnerability, affecting Linux kernel versions from 5.17 onward and patched in 6.1.165, 6.6.128, 6.12.75 and others. CVE-2026-45982 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2026-45982?

CVE-2026-45982 has a CVSS score of pending NVD analysis out of 10, rated awaiting scoring severity.

Is there a patch available for CVE-2026-45982?

Yes, CVE-2026-45982 has been patched. Fixed versions include 6.1.165, 6.6.128, 6.12.75 and others. If you are running Linux kernel 5.17 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2026-45982 actively exploited?

CVE-2026-45982 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2026-45982

In the Linux kernel, the following vulnerability has been resolved: ACPICA: Fix NULL pointer dereference in acpi_ev_address_space_dispatch() Cover a missed execution path with a new check.

Package Linux Kernel

Published 2026-05-27

Last modified 2026-05-27

Patch available

Yes

Affected versions

Linux kernel versions 5.17 and later are affected. Fixed in 6.1.165, 6.6.128, 6.12.75, 6.18.14, 6.19.4, 7.0 and their respective stable series.

Affected from

≥ 5.17

Fixed in

✓ 6.1.165 6.1.x ✓ 6.6.128 6.6.x ✓ 6.12.75 6.12.x ✓ 6.18.14 6.18.x ✓ 6.19.4 6.19.x ✓ 7.0

References

The following references provide additional information about CVE-2026-45982 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Kernel patch commit
https://git.kernel.org/stable/c/56024dbe8c76cff22f53ba81a95d9efd4d0c9c44
Patch
Kernel patch commit
https://git.kernel.org/stable/c/7d99cbe717c1b15a66559215df32312d8cf7e525
Patch
Kernel patch commit
https://git.kernel.org/stable/c/b24595b86920911d2b04f862422b896a0620e9ad
Patch

6 patch commits total View all on NVD

Frequently asked questions

What is CVE-2026-45982?

CVE-2026-45982 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 5.17 onward and has been patched in 6.1.165, 6.6.128, 6.12.75 and others. CVE-2026-45982 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
Is there a patch available for CVE-2026-45982?

Yes — CVE-2026-45982 has been patched. Fixed versions include 6.1.165, 6.6.128, 6.12.75 and others. If you are running Linux kernel 5.17 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2026-45982 actively exploited?

No — CVE-2026-45982 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.