What is CVE-2026-98475?

CVE-2026-98475 is a unscored severity Linux kernel vulnerability, affecting Linux kernel versions from 6.9 onward and patched in 6.12.112, 6.18.55, 7.2.9 and others. CVE-2026-98475 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2026-98475?

CVE-2026-98475 has a CVSS score of pending NVD analysis out of 10, rated awaiting scoring severity.

Is there a patch available for CVE-2026-98475?

Yes, CVE-2026-98475 has been patched. Fixed versions include 6.12.112, 6.18.55, 7.2.9 and others. If you are running Linux kernel 6.9 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2026-98475 actively exploited?

CVE-2026-98475 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2026-98475

In the Linux kernel, the following vulnerability has been resolved: s390/cmf: Fix virtual vs physical address confusion The measurement block address is an absolute address. Define the associated schib_config and schib fields as dma64_t to enable automatic detection of incorrect assignments. Also add the missing virt_to_dma64() translation. Without this fix, a wrong address will be used by firmware when storing extended format channel measurement data on kernels built with CONFIG_RANDOMIZE_IDENTITY_BASE=y.

Package Linux Kernel

Published 2026-10-18

Last modified 2026-10-18

Patch available

Yes

Affected versions

Linux kernel versions 6.9 and later are affected. Fixed in 6.12.112, 6.18.55, 7.2.9, 7.3 and their respective stable series.

Affected from

≥ 6.9

Fixed in

✓ 6.12.112 6.12.x ✓ 6.18.55 6.18.x ✓ 7.2.9 7.2.x ✓ 7.3

References

4 total

Frequently asked questions

What is CVE-2026-98475?

CVE-2026-98475 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 6.9 onward and has been patched in 6.12.112, 6.18.55, 7.2.9 and others. CVE-2026-98475 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
Is there a patch available for CVE-2026-98475?

Yes. CVE-2026-98475 has been patched. Fixed versions include 6.12.112, 6.18.55, 7.2.9 and others. If you are running Linux kernel 6.9 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2026-98475 actively exploited?

No. CVE-2026-98475 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.