CVE-2026-64302 x86/mm: Fix freeing of PMD-sized vmemmap pages

In the Linux kernel, the following vulnerability has been resolved: x86/mm: Fix freeing of PMD-sized vmemmap pages Commit bf9e4e30f353 "x86/mm: use pagetablefree", switched from freeing non-boot page tables through freepages to pagetablefree. However, the function is also called to free vmemmap...

UBUNTU-CVE-2022-50518

In the Linux kernel, the following vulnerability has been resolved: parisc: Fix locking in pdciodcprint firmware call Utilize pdclock spinlock to protect parallel modifications of the iodcdbuf buffer, check length to prevent buffer overflow of iodcdbuf, drop the iodcretbuf buffer and fix some wro...

CVE-2022-50518 parisc: Fix locking in pdc_iodc_print() firmware call

In the Linux kernel, the following vulnerability has been resolved: parisc: Fix locking in pdciodcprint firmware call Utilize pdclock spinlock to protect parallel modifications of the iodcdbuf buffer, check length to prevent buffer overflow of iodcdbuf, drop the iodcretbuf buffer and fix some wro...