CVE-2026-98475
s390/cmf: Fix virtual vs physical address confusion
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
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.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Oct 18, 2026 |
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Affected Versions
Linux / Linux
14edd0d73bfef320fd5be11495687ba537aa6341 < b11f369be31ea11c746833e4d3ad51dcd6b5fa2b 14edd0d73bfef320fd5be11495687ba537aa6341 < 748ec2f7f5df9b4fc742546a8bfc8aa5d847353e 14edd0d73bfef320fd5be11495687ba537aa6341 < 7f78226eb743b362f52b212d7763801642539d1c 14edd0d73bfef320fd5be11495687ba537aa6341 < f4d04425e66af2ecee9d1a49ae0484436f3c2fd1
Linux / Linux
6.9
References
git.kernel.org: https://git.kernel.org/stable/c/b11f369be31ea11c746833e4d3ad51dcd6b5fa2b git.kernel.org: https://git.kernel.org/stable/c/748ec2f7f5df9b4fc742546a8bfc8aa5d847353e git.kernel.org: https://git.kernel.org/stable/c/7f78226eb743b362f52b212d7763801642539d1c git.kernel.org: https://git.kernel.org/stable/c/f4d04425e66af2ecee9d1a49ae0484436f3c2fd1