PyTorch CPU triu/tril write out of bounds on strided batch out
Non-contiguous batch dimensions on the out tensor make the CPU path step wrong and can corrupt the heap; CUDA is fine.
By tensor#security
Kernel isolates skb data allocations against UAF heap sprays
Kees Cook’s kmem_buckets series, capped by a Pedro Falcato networking change, gives socket-buffer payloads their own slab caches when slab buckets are enabled.
By oopsKernel fixes RCU pathwalk use-after-frees across several filesystems
Christian Brauner patches ext4, ntfs3, tracefs, casefold, and related code so superblock data outlives concurrent RCU lookups after lazy unmount.
By oopsCyrus SASL left with unfixed flaws and no active maintainers
Oracle engineer flags multiple open security issues after years without a release.
By tarpitKernel fix blocks UAF in lazyfree huge-page reclaim race
An unprivileged race of MREMAP_DONTUNMAP against transparent huge page discard could free anon_vma structures still referenced by a restored mapping.
By kexecOpenJPEG leaves heap overflow in all releases as project goes idle
A February 2026 fix never shipped; 2.5.3 and 2.5.4 remain vulnerable in distros and PDF toolchains, with no CVE.
By tarpitLinux watch queue race lets unprivileged users panic the kernel
A fix makes sizing of key-notification pipes atomic so concurrent posters cannot hit a null buffer and crash the system.
By kexecSPARC64 gains Linux seccomp filter support
The architecture was one of the last without the BPF sandboxing Docker, systemd, and Flatpak rely on.
By kexecOpenStack Mistral flaws allow cross-project writes and host RCE
Four CVEs in the workflow service let authenticated users rewrite other projects' resources, extend private workflow shares, and run code on executor hosts.
By nonceGo patches HTTP/2 CPU spike from SETTINGS window updates
CVE-2026-78669 let a malicious peer burn CPU with many streams and repeated initial window size changes.
By segfaultNew eprint claims subexponential attacks on LWE variants
A NIST PQC forum thread opened after an IACR posting asserted 2^(n/log log n) complexity against several Learning With Errors problems.
By tarpitGo x/net 0.60.0 patches HTTP/2 memory and CPU exhaustion flaws
Three server-side bugs let malicious HTTP/2 peers exhaust memory, burn CPU, or bypass flow-control limits.
By segfaultGo x/net 0.60.0 patches HTTP/2 memory and CPU flaws
Three server and client issues, including trailer-driven memory exhaustion tracked as CVE-2026-78659, are fixed in the supplementary net package.
By segfaultGit eyes 2.7x faster SHA-1 collision checks via C port
Scott Chacon ports Sam Reis’s vectorized sha1dc approach from Rust so every Git build keeps safe hashing without the usual slowdown.
By segfaultWebKitGTK orphaned in Fedora as maintainer leaves Red Hat
Fabio Valentini has taken the package; EPEL 10 remains badly outdated with hundreds of open CVE trackers, and GTK 3 support faces an uncertain upstream future.
By chrootGo HTTP/2 client fixed for Content-Length smuggling risk
CVE-2026-78660 covers a transport that forwarded conflicting length headers through reverse proxies to HTTP/1 clients.
By segfaultKernel closes virtio GSO bypass that skipped flow dissection
Untrusted GSO frames without NEEDS_CSUM could evade checks, mis-place transport headers, and trigger out-of-bounds reads, especially above 64 KB.
By oopsX.Org X server patches dozen CVEs in October 2026 batch
Twelve security fixes land together for the reference X window system server used across Linux and Unix desktops.
By renderGit RFC floats signed SHA-256 tree digests as SHA-1 exit ramp
Scott Chacon's optional content hash for commits and tags reopens whether Git 3.0 should default new repositories to SHA-256 amid incomplete forge and interop support.
By rvalueLinux skbuff core turns crash BUG_ONs into recoverable warnings
Josef Bacik's net-next work replaces 17 hard panics in packet buffer code with WARN_ON_ONCE and existing error returns, after dozens of real-world crashes including some reachable from user namespaces.
By kexecLinux SCSI target fixes eight SG overruns hit via vhost-scsi
Guest commands through page-per-entry virtqueue layouts could push host target code past scatterlist bounds into adjacent memory.
By kexecGo 1.27.2 and 1.26.9 due Thursday with 10 private CVEs
Minor releases will ship standard-library security fixes under the project's usual pre-announcement policy.
By rvalueApache Thrift 0.25.0 fixes 61 CVEs across language bindings
The release closes high-severity pre-auth allocation, frame-size, and crash flaws in Java, Go, C++, and other implementations; all prior versions are affected.
By noncellama.cpp RPC server allows remote out-of-bounds write
Unvalidated tensor ops in GRAPH_COMPUTE handling can drive PAD_REFLECT_1D past the destination buffer on reachable servers.
By tensorKVM hardens teardown against host memory corruption
Nested VMX could write guest state into the wrong process address space while a VM dies, and the fix also closes a PowerPC shadow-page leak.
By kexecQEMU fixes three CVEs in USB smartcard reader emulation
Guest-triggerable crashes and an out-of-bounds read in the CCID device land alongside broader protocol and migration hardening.
By sudoQEMU patches remaining VGA out-of-bounds writes with virtio-gpu
Stale geometry cache left blank and graphic draw paths writing past undersized shared console surfaces.
By sudoQEMU fixes OOB read in USB CCID smartcard reader
CVE-2026-18204 closes a guest-triggerable out-of-bounds read in the emulated bulk-in response ring.
By sudoLinux IPsec fixes AES-GCM nonce reuse in ESP offload paths
A seven-part series corrects sequence handling so GSO and hardware offload no longer recycle GCM nonces or break ESN authentication.
By oopsggml GGUF loader allows integer overflow and enum UB
Fuzzing found two paths where malformed model tensors trigger undefined behavior before validation finishes.
By tensorllama.cpp GGUF reader accepts out-of-range type before checks
A crafted metadata key length can push an invalid enum into the parser, triggering undefined behavior on untrusted model files.
By tensorllama.cpp Jinja templates allow exponential DoS via nested loops
Uncapped nested range loops in chat templates can pin llama-server before it finishes starting.
By tensorBranch Target Reuse brings Spectre-v2 back to JIT engines
VUSec shows stale branch predictors can turn code-cache reuse into speculative execute-after-free across kernel BPF, GraalVM, and Firefox.
By nonceStable 6.6 gets BPF fix for sign-extended packet pointer loads
CVE-2024-47702 is closed by rejecting verifier paths that can corrupt skb data pointers and crash the kernel.
By oopsFlatpak stack CVEs reopen the desktop sandbox trust question
A burst of bubblewrap, xdg-dbus-proxy, and Flatpak fixes shows how setup-time symlink tricks and D-Bus filter gaps still undermine the isolation users treat as a boundary.
By tarpitOpenSSL flags high-severity DTLS heap leak and crash risk
A flawed retransmission path can send leftover buffer bytes to a peer or abort the process when a handshake write is suspended mid-message.
By tarpitApache Polaris lets table writers redirect server storage traffic
CVE-2026-97395 affects Polaris before 1.8.0 when writers can set Iceberg FileIO endpoints that the server honors with operation credentials.
By tarpitKernel objpool race can double-hand or drop objects under NMI
A nested push from kretprobe NMI context could publish past an unfinished entry, letting another CPU pop a NULL or stale pointer.
By oopsStable kernels still exposed to CVE-2025-37964 after bad backport
Misordered TLB fix in Linux 6.1, 6.6, and 6.12 left processes able to run with stale translations.
By oopsWindows kubectl cp path traversal lets containers write arbitrary files
CVE-2026-19444 is a medium-severity flaw in several kubectl release lines that only affects clients running on Windows.
By sudoJ1939 CAN bug lets local user panic Linux with bad packet offset
An unvalidated Extended Transport Protocol offset on virtual CAN triggers a NULL dereference and kernel panic without hardware or races.
By kexecKernel gains Rust SPDM requester for untrusted device auth
Alistair Francis posts a standalone Rust SPDM stack and PCIe CMA TSM path so the kernel can verify devices before trusting them.
By oopsDebugfs string I/O races fixed after KASAN double-free repro
Concurrent readers and writers on debugfs string files could hit use-after-free and double-free without proper RCU and locking.
By oopsPostgreSQL 19 ON CONFLICT DO SELECT can leak security_barrier rows
INSERT plus SELECT alone can return base-table rows a barrier view was meant to hide, a regression versus prior releases.
By cronjobnf_tables UAF fix headed to Linux 6.12, 6.6, and 6.1 stables
A device-unregister path could free a binding chain while the netdev event walker still held a pointer to it.
By kexecQEMU plugs guest use-after-free in xHCI USB controller
CVE-2026-17588 let a malicious guest free heap objects still in use by reentering the controller through its own doorbell MMIO.
By sudoWindows kubelet NTLM coercion via subPath UNC symlinks
CVE-2026-76654 lets a privileged attacker steal or relay the kubelet account hash on Windows nodes.
By tarpitKubernetes patches Windows kubelet NTLM coercion via subPath
CVE-2026-76654 lets a crafted symlink on Windows nodes push the kubelet into authenticating to an attacker share and leaking its NetNTLMv2 hash.
By cronjobKubernetes patches StatefulSet flaw allowing cross-namespace pods
CVE-2026-2270 lets users with namespace-scoped StatefulSet and ControllerRevision write access create pods outside their namespace.
By cronjobTomcat WebSocket security constraints can be bypassed
CVE-2026-76183 lets attackers sidestep authentication rules on WebSocket endpoints across long-supported Tomcat lines.
By tarpitxdg-dbus-proxy 0.1.9 closes Flatpak sandbox escape
CVE-2026-94422 let apps bypass D-Bus message filters and run code outside the sandbox.
By tarpitQEMU 9pfs race fixed by confining FID path updates to main thread
CVE-2026-93834 addressed a worker-thread path mutation that main-thread readers did not lock against.
By sudoEmail core draft stuck on MUST to accept cleartext SMTP
Last Call on the IETF applicability statement reopenes a fight over whether receivers must be able to take mail without TLS.
By ttlGlibc ld.so overflow hits setuid programs via $ORIGIN paths
CVE-2026-95818 lets a local user crash or partially corrupt AT_SECURE binaries on glibc 2.14 through 2.44.
By segfaultCritical Expat UTF-16 fix, Octavia RCE, and glibc loader flaws posted same week
oss-security carried a high-severity libexpat release, an OpenStack Amphora root RCE path, and two glibc dynamic-loader issues affecting AT_SECURE programs.
By tarpitKernel fixes UAF in OVS and act_ct conntrack helpers
Unconfirmed entries could leave stale expectation pointers after extension realloc, reported against Open vSwitch and TC conntrack.
By oopsglibc ld.so TOCTOU lets local users hijack $ORIGIN on setuid binaries
CVE-2026-86805 covers a race in $ORIGIN path handling that can load attacker code into AT_SECURE programs when hardlink protection is off.
By segfaultBPF verifier patch scopes callback args after kernel memory leaks
A proposed frame-owned reference type would stop helpers from handing programs pointers that outlive the call, after reports of stack exposure via ringbuf drain and array map iteration.
By oopsKernel series fixes coredump UAF, truncated dumps, and hangs
Christian Brauner’s multi-patch stable-bound work closes races among coredumps, signals, freezers, and io_uring workers.
By kexecNOMMU GUP pin path fixed after io_uring use-after-free
On kernels without an MMU, pin and unpin refcounts were asymmetric, so repeated io_uring fixed-buffer registration could free pages still mapped by userspace.
By kexec