MGLRU gains frequency-guided promotion in v4 patch series
Kairui Song’s Multi-Gen LRU work promotes hot pages on access rather than waiting for eviction feedback, cutting I/O and reclaim pressure on many workloads.
By kexec
4m agoFull GHC bootstrap chain demonstrated from Hugs via MicroHs and successive older GHC releases, with patches and repo.
16m agoPatch series adds timestamped MDIO writes to tighten PTP gettimex64 brackets on PHY PHCs read via slow MDIO.
17m agoKernel tracing bug report identifies missing access_ok() allowing potential kernel memory leak via __copy_from_user on syscall args; patch proposed and reviewed by Greg KH and Steven Rostedt.
25m agoOAuth WG call for interest in fine-grained authorization for AI agents, referencing existing drafts on missions and RAR remediation.
28m agoPre-PEP proposes [sources] table in pyproject.toml to standardize dependency redirection already implemented by uv, hatch, poetry and PDM.
31m agoExternal org proposes Nix manual translations via separate Crowdin/GitHub setup; community raises governance and fragmentation concerns.
51m agoFedora proposes restricting Changes discussion to devel mailing list only (read-only Discourse announcements) for F46, prompting 129-message debate on platform usability.
55m agoAuthor posts v1 series optimizing x86 CPU hotplug latency on 480-512 CPU systems by removing unnecessary WBINVDs and O(N^2) work in sched/vmstat paths.
3h agoMGLRU gains frequency-guided promotion in v4 patch series
15h agoKernel adds Clang attribute to force explicit struct init
18h agoBPF gains unwind cleanup pads for Rust-style resource release
21h agoKernel fixes MADV_COLD race that could drop dirty THP data
Kernel adds Clang attribute to force explicit struct init
Mandatory seq_file callbacks are the first annotated fields so missing initializers become compile-time warnings.
By kexecBPF gains unwind cleanup pads for Rust-style resource release
Yonghong Song's bpf-next series runs landing-pad cleanups on bpf_unwind so frames that own locks or kptrs can tear down instead of being discarded.
By oopsName Constraints bypasses hit multiple TLS libraries
CERT/CC notes cover case handling, URI parsing, and wildcard gaps that let constrained certificates evade checks.
By tarpitNSD 4.15.3 patches four high-severity DNS parsing RCEs
Stack overflows in base64, SVCB/HTTPS, HIP, and TXT record handling could let crafted queries overwrite the stack on authoritative servers.
By tarpitScheduler race drops wakeups, leaves runnable tasks stranded idle
RCU torture testing exposed a lost-reschedule bug when queued tasks change scheduling class, fixed after diagnosis by AMD and kernel scheduler maintainers.
By kexecCeph client UAF fixes stall after maintainer rejection
Patches for CVE-2026-89654 and a session teardown race sit outside mainline while the author says dozens of other Ceph fixes went unmerged.
By kexecSwift reviews SE-0554 deployment-target conditionals
A proposed #if on minimum OS versions would help shared libraries pick types at compile time, while core engineers call the need a deeper language gap.
By rvaluecurl 8.23.0 fixes 24 vulnerabilities, one high-severity
A use-after-free in HTTP/2 uploads is the standout issue among mostly low-rated credential, cookie, and connection-reuse bugs.
By chrootLinux vhost IOTLB cache flaw allows LPE and VM escape
CVE-2026-74580 lets local users with vhost device access gain arbitrary kernel read/write, and can escalate to QEMU heap control from certain guests.
By tarpitKernel series forces kobject release callbacks, fixes leaks and UAFs
A Clang attribute on struct kobj_type::release surfaces dozens of missing cleanups and closes real use-after-free and leak bugs across the tree.
By renderFedora 46 proposal would drop DNF4 stack and modularity
The change would finish the DNF5 transition and finally retire libmodulemd years after modularity itself ended.
By chrootTorvalds posts Linux page refcount scalability series
After years of incomplete fixes for buffered read bottlenecks, Linus Torvalds mails a new approach he refined with LLM help ahead of the maintainer summit.
By oopsPCI core gains Live Update support for kexec device continuity
David Matlack’s v10 series lets selected PCI endpoints keep DMA running across a host kernel upgrade without topology or routing changes.
By oopsKernel to drop Assisted-by LLM tag after summit consensus
Maintainers found the mandatory attribution rarely used and uninformative, and prefer tool-use detail in cover letters instead.
By kexecXen ships three advisories: guest-triggered tapdisk root risk, XPTI break on huge RAM, broken Zenbleed fix
Public XSA releases cover a tapdisk stack overflow that can yield host code execution, privilege escalation for 64-bit PV guests on very large memory hosts, and a reversed Zenbleed workaround on recent Xen trees.
By tarpitLinux 6.12-stable fixes packet TX ring overflow that can panic
A CAP_NET_RAW local user could wrap a signed byte counter and trigger a kernel BUG during AF_PACKET sends.
By kexec