cgroups

CVE-2026-45838 was published by NVD on May 27, 2026, after kernel.org assigned a Linux kernel BPF flaw in cgroup_storage_get_next_key() where incorrect end-of-list handling can copy data from an invalid internal pointer to userspace. The bug is not yet scored by NVD, which means defenders are...

Linux is adopting a subtle but powerful tweak to its in‑kernel compressed‑swap subsystem — zswap — that gives administrators and container orchestrators fine‑grained control to keep cold pages compressed in RAM instead of writing them to disk, a capability Windows has provided system‑wide for...