CVE-2025-39989

The CVE-2025-39989 issue affects the Linux kernel’s x86 memory error handling (MCE) path. Root cause: a patch series changes the copy-from-user recovery flow by introducing and switching extable fixup types, notably EX_TYPE_EFAULT_REG, instead of handling EX_TYPE_UACCESS for poison found in get_u...

CVE-2024-35804

CVE-2024-35804 affects the Linux kernel KVM/x86 emulation: when CMPXCHG is attempted during a guest emulated atomic access, the target guest frame number (gfn) is marked dirty to prevent guest-memory corruption during live migration. A prior drop in dirty logging happened when the emulated CMPXCH...

CVE-2022-50515

The connected SUSE/OSV entries confirm a concrete fix for CVE-2022-50515 in the Linux kernel’s DRM amdgpu path: memory leak in hpd_rx_irq_create_workqueue() when unwinding after failed workqueue construction. The SUSE-SU-2025:4320-1 advisory notes the SLES15 SP5 kernel update addresses this and o...