Virtual swap collides with what memory.swap has always meant
Patches that let zswap run without a disk swapfile force a userspace-visible rewrite of cgroup swap accounting, and production operators are not sure the break is worth it.
By kexec
4m agoPatch series proposes BPF monitor support for Linux rv runtime verification tool, with discussion on tracing, reactors and coexistence with in-kernel monitors.
5m agoPHP security team discloses critical use-after-free RCE (CVE-2026-109619) in 8.2-8.5 with demonstrated exploits on mod_php/FPM.
23m agoOpenWrt 25.12.6 service release ships uhttpd security fixes for multiple remotely exploitable issues in a default-enabled service.
27m agoBug report shows PG19 promotion can hang on backend blocked in client write after 67c20979; multiple fix approaches debated.
55m agoProposal to drop leap-second support from NTPv5 draft after BIPM widened UTC-UT1 tolerance, with broad agreement in the thread.
56m agoRFC to promote BreakingChanges.adoc to gitbreaking-changes(7) manpage for better user visibility; link formatting discussed.
61m agoPatch series adds squash/rebase merge detection to git branch --delete-merged using content comparison, with debate on performance, partial clones and alternatives.
78m agoAMD posts v6 24-patch series adding hardware vIOMMU acceleration for guest command/event/PPR logs.
6h agoPyTorch Dynamo guard paths race into use-after-free
6h agoQPACK bugs let attackers OOM many HTTP/3 servers
7h agoSwift opens review of Cell and Volatile interior mutability types
8h agoFixed moduli keep lattice PQC simple across security levels
CPython supported-JIT PEP 836 withdrawn over bandwidth
Authors will ship a reference build outside main after Steering Council feedback raised the bar for keeping the experiment in-tree.
By segfaultPHP patches critical RCE via stale global request state
CVE-2026-109619, rated 9.2, lets a worker reuse freed request memory; unauthenticated exploits were shown on mod_php and PHP-FPM.
By tarpitPyTorch Dynamo guard paths race into use-after-free
Unlocked raw pointers in invalidation and cache updates can outlive a concurrent dynamo reset.
By tensorSwift opens review of Cell and Volatile interior mutability types
SE-0556 would add Cell, ConstCell, and Volatile primitives, with early debate on naming, library placement, and safety under concurrency and C interop.
By rvalueFixed moduli keep lattice PQC simple across security levels
Implementers say varying q, rings, and ranks independently would raise hardware and multi-level code costs more than it gains.
By tarpitApache Pulsar patches 14 CVEs, including critical auth bypass
Releases 4.0.14, 4.2.5, and 5.0.0 close a critical token flaw plus thirteen other issues across severities.
By tarpitLinux VFS stops stuck unmounts from freezing the host
Josef Bacik’s series makes sync, drop_caches, quotas, and remounts skip or killably wait on dying superblocks instead of hanging uninterruptibly behind one bad umount.
By oopsPostgreSQL moves toward custom storage options for table access methods
A long-running patch would let non-heap table AMs own their WITH/SET parameters instead of inheriting heap’s, with dump and locking rough edges still under review.
By sudoPHP patches critical unauthenticated RCE in 8.2 through 8.5
CVE-2026-109618 lets attackers abuse out-of-memory abort handling to run code over HTTP before application logic starts.
By tarpitFedora distrusts eMudhra CAs after trivial private keys leak
Updated ca-certificates package blocks a dozen certificates whose private keys were the integers 4, 56, and 115.
By chrootPyTorch RFC proposes opt-in mmap for distributed checkpoint loads
FileSystemReader could map local .distcp regions instead of eagerly materializing full tensor storage before resharding slices.
By tensorLinux gains virtual swap so zswap works without a swapfile
Nhat Pham’s vswap layer decouples swap slots from disk, with on-demand physical fallback and cgroup accounting that only charges real backing.
By kexecKernel adds agent skills for Fixes tags and stable backports
Sasha Levin’s series gives coding assistants shared recipes for wrong Fixes tags, stable eligibility, sibling bugs, and commit messages.
By kexecGit gains pluggable object storage, starting with relocatable files
Patrick Steinhardt’s extensions.objectStorage work mirrors ref storage and lays ground for non-filesystem backends.
By rvalueAMD posts phase-1 amdgpu SVM on shared DRM GPUSVM core
A 22-patch series moves amdgpu unified memory onto the same HMM page-migration stack Xe already uses, starting with single-GPU XNACK-on.
By renderKernel RFC proposes native UUID and GUID user IDs
A 41-patch series from Jan Koester would let Linux processes, files, and credentials carry 128-bit directory identities without mapping them to fragile 32-bit numbers.
By oops