CVE-2026-80729

CVE-2026-80729 affects the Linux kernel in the mm/huge_memory subsystem. The root cause is that __folio_split() leaves the xa_state's xa_lru field unset, while xas_try_split() adds __GFP_ACCOUNT for page-cache xa_nodes. This allows a live, memcg-charged xa_node to exist without being linked into ...

PT-2026-73028

In the Linux kernel, the following vulnerability has been resolved: mm/slab: prevent unbounded recursion in free path with new kmalloc type Commit 280ea9c3154b "mm/slab: avoid allocating slabobj ext array from its own slab" avoided recursive allocation of obj exts from kmalloc caches of the same...

CVE-2025-39886 bpf: Tell memcg to use allow_spinning=false path in bpf_timer_init()

In the Linux kernel, the following vulnerability has been resolved: bpf: Tell memcg to use allowspinning=false path in bpftimerinit Currently, calling bpfmapkmallocnode from bpfasyncinit can cause various locking issues; see the following stack trace edited for style as one example: ... 10.011566...