s390/cmf: Fix virtual vs physical address confusion
CVE-2026-98475 is fixed in 2 products on 1 platform, first by DEBIAN-CVE-2026-98475, released October 19, 2026. It is not reported as exploited. Patch Radar priority: Routine.
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.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| linux · Debian 13.5 (trixie) | 6.12.113-1 | DEBIAN-CVE-2026-98475 | Oct 19, 2026 |
| linux · Debian 14 | 7.2.9-1 | DEBIAN-CVE-2026-98475 | Oct 19, 2026 |
| linux-6.12 · Debian 12.15 (bookworm) | 6.12.113-1~deb12u1 | DEBIAN-CVE-2026-98475 | Oct 19, 2026 |
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