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CVE Record

CVE-2026-98475: s390/cmf: Fix virtual vs physical address confusion

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.

UnknownCVSS not scoredNot KEV-listedUpdated
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Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

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3Timeline events
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5Source links

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Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
LinuxLinux14edd0d73bfef320fd5be11495687ba537aa6341, 14edd0d73bfef320fd5be11495687ba537aa6341, 14edd0d73bfef320fd5be11495687ba537aa6341, 14edd0d73bfef320fd5be11495687ba537aa6341unaffected
LinuxLinux6.9, 0, 6.12.112, 6.18.55, 7.2.9, 7.3affected
Weakness

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