CVE-2026-80551

CVE-2026-80551 affects the s390/vfio_ccw subsystem of the Linux kernel . The first IDAW in a list is read separately (as it is not required to be on a 2K/4K boundary like subsequent entries) to accurately calculate the buffer size needed to read the full IDAL . The vulnerability arises if the add...

CVE-2024-42099

In the Linux kernel, the following vulnerability has been resolved: s390/dasd: Fix invalid dereferencing of indirect CCW data pointer Fix invalid dereferencing of indirect CCW data pointer in dasdeckddumpsense that leads to a kernel panic in error cases. When using indirect addressing for DASD CC...

CVE-2024-42099

The CVE-2024-42099 issue affects the Linux kernel on s390/dasd, where an invalid dereferencing of the indirect CCW data pointer (IDAW) could trigger a kernel panic in error paths. The root cause is that the CCW CDA pointer points to the IDAL, not directly to the data address, requiring translatio...