CVE-2026-68239

CVE-2026-68239 affects the Linux kernel DRM TTM code, specifically the ttm_pool_backup path. The issue arises because ttm_pool_backup could encounter NULL or backup handle entries (ttm_backup_page_ptr_is_handle()) which were not safely guarded for set_pages_array_wb() and could be freed erroneous...

CVE-2026-64567

In the Linux kernel, the following vulnerability has been resolved: btrfs: reject free space cache with more entries than pages When loading a v1 free space cache, loadfreespacecache takes numentries and numbitmaps straight from the on-disk btrfsfreespaceheader. That header is stored in the...

SUSE CVE-2026-64464

In the Linux kernel, the following vulnerability has been resolved: xhci: sideband: fix ring sg table pages leak xhciringtosgtable allocates a temporary pages array and uses it to build the returned sgtable with sgalloctablefrompages. The error paths free the pages array, but the success path...

CVE-2026-64464

Consolidated details show CVE-2026-64464 affects the Linux kernel xhci sideband path: xhci_ring_to_sgtable() allocates a temporary pages array used to build an sg_table via sg_alloc_table_from_pages(). On success, the temporary array isn’t freed, causing a leak each time a sideband client uses an...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: nfsd: Do not replace a page in the rqpages array if it is a continuation of the last page. The splice read function calls nfsdspliceactor to place the pages containing file data into the svcrqst-rqpages array. However, it is...

UBUNTU-CVE-2024-56612

In the Linux kernel, the following vulnerability has been resolved: mm/gup: handle NULL pages in unpinuserpages The recent addition of "pofs" pages or folios handling to gup has a flaw: it assumes that unpinuserpages handles NULL pages in the pages array. That's not the case, as I discovered when...

kernel: nfsd: don't replace page in rq_pages if it's a continuation of last page

In the Linux kernel, the following vulnerability has been resolved: nfsd: don't replace page in rqpages if it's a continuation of last page The splice read calls nfsdspliceactor to put the pages containing file data into the svcrqst-rqpages array. It's possible however to get a splice result that...