CVE-2026-80639 cxl/test: Fix __fortify_panic

In the Linux kernel, the following vulnerability has been resolved: cxl/test: Fix fortifypanic Fix a runtime assertion in setupxormapping. Fortify complains that it is potentially overflowing the xormaps array per countedbynrmaps. Quiet the false positive by initializing @nrmaps earlier. memcpy:...

CVE-2026-80639

CVE-2026-80639 affects the Linux kernel 's cxl/test module (loaded as cxl_translate). The issue is in setup_xor_mapping(), where the Fortify overflow detector reported a potential 32-byte write to a zero-size buffer for the xormaps array, due to the __counted_by(nr_maps) annotation seeing nr_maps...

CVE-2026-23348: Concurrent Execution using Shared Resource with Improper Synchronization

In the Linux kernel, the following vulnerability has been resolved: cxl: Fix race of nvdimmbus object when creating nvdimm objects Found issue during running of cxl-translate.sh unit test. Adding a 3s sleep right before the test seems to make the issue reproduce fairly consistently. The...