CVE-2026-64570 wifi: mac80211: fix fils_discovery double free on alloc failure

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: fix filsdiscovery double free on alloc failure ieee80211setfilsdiscovery calls kfreercu on the old template before allocating the replacement. If the kzalloc then fails, it returns -ENOMEM while...

CVE-2026-64570 wifi: mac80211: fix fils_discovery double free on alloc failure

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: fix filsdiscovery double free on alloc failure ieee80211setfilsdiscovery calls kfreercu on the old template before allocating the replacement. If the kzalloc then fails, it returns -ENOMEM while...

CVE-2026-64570

Summary: CVE-2026-64570 affects the Linux kernel’s wifi/mac80211 subsystem (FILS Discovery). A double-free can occur when updating a FILS Discovery template if a kzalloc() allocation fails; the old template is freed via kfree_rcu() before the replacement is published, risking a second free later ...

EUVD-2026-53262

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: fix unsolbcastproberesp double free on alloc failure ieee80211setunsolbcastproberesp calls kfreercu on the old template before allocating the replacement. If the kzalloc then fails, it returns -ENOMEM while...

EUVD-2026-53261

In the Linux kernel, the following vulnerability has been resolved: btrfs: reject free space cache with more entries than pages When loading a v1 free space cache, loadfreespacecache takes numentries and numbitmaps straight from the on-disk btrfsfreespaceheader. That header is stored in the...

CVE-2026-64568

CVE-2026-64568 is a Linux kernel vulnerability in the wireless stack (wifi/mac80211). The issue is a double free of the rcu_head object when updating the unsol_bcast_probe_resp template: ieee80211_set_unsol_bcast_probe_resp() frees the old object via kfree_rcu() before a new kzalloc() has complet...

CVE-2026-64568 wifi: mac80211: fix unsol_bcast_probe_resp double free on alloc failure

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: fix unsolbcastproberesp double free on alloc failure ieee80211setunsolbcastproberesp calls kfreercu on the old template before allocating the replacement. If the kzalloc then fails, it returns -ENOMEM while...

CVE-2026-64568 wifi: mac80211: fix unsol_bcast_probe_resp double free on alloc failure

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: fix unsolbcastproberesp double free on alloc failure ieee80211setunsolbcastproberesp calls kfreercu on the old template before allocating the replacement. If the kzalloc then fails, it returns -ENOMEM while...

CVE-2026-64566

In the Linux kernel, the following vulnerability has been resolved: xfrm: iptfs: propagate SKBFLSHAREDFRAG in iptfsskbaddfrags When iptfsskbaddfrags copies frag references from the source frag walk into a new SKB, it increments the page reference count via skbfragref but does not propagate...

EUVD-2026-53260

In the Linux kernel, the following vulnerability has been resolved: xfrm: iptfs: propagate SKBFLSHAREDFRAG in iptfsskbaddfrags When iptfsskbaddfrags copies frag references from the source frag walk into a new SKB, it increments the page reference count via skbfragref but does not propagate...

[SECURITY] [DLA 4717-1] linux security update

------------------------------------------------------------------------- Debian LTS Advisory DLA-4717-1 [email protected] https://www.debian.org/lts/security/ Emilio Pozuelo Monfort August 05, 2026 https://wiki.debian.org/LTS -...

Exploit for Incorrect Resource Transfer Between Spheres in Linux Linux_Kernel

copyfail-guard Ferramenta de detecção e mitigação automatiz...

Linux Distros Unpatched Vulnerability : CVE-2026-64572

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ipv4: fib: free fibalias with kfreercu on insert error path fibtableinsert publishes newfa into the leaf's falist with fibinsertalias before calling the fib ent...

Linux Distros Unpatched Vulnerability : CVE-2026-64566

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - xfrm: iptfs: propagate SKBFLSHAREDFRAG in iptfsskbaddfrags When iptfsskbaddfrags copies frag references from the source frag walk into a new SKB, it increments...

Debian dla-4720 : ata-modules-6.1.0-48-armmp-di - security update

The remote Debian 12 host has packages installed that are affected by multiple vulnerabilities as referenced in the dla-4720 advisory. ------------------------------------------------------------------------- Debian LTS Advisory DLA-4720-1 [email protected]...

RXSA-2026:49870 Low: kernel security, bug fix, and enhancement update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: Linux kernel: Denial of Service due to NULL function pointer race in timer shutdown CVE-2025-68214 Bug Fixes and Enhancements: Possible regression with FM350GL rhel-9.8.z JIRA:Rocky Linux...

Exploit for Incorrect Resource Transfer Between Spheres in Linux Linux_Kernel

No d...

CVE-2026-64561

A flaw was found in KVM in the Linux kernel. This vulnerability occurs due to improper validation of memory management unit MMU page roots after these pages are made available. An attacker could exploit this by triggering a scenario where KVM attempts to map memory into an invalid root, causing...

CVE-2026-64562

In the Linux kernel, the following vulnerability has been resolved: KVM: nVMX: Hide shadow VMCS right after VMCLEAR freenested frees the shadow VMCS while vmcs01 still points to it. But because it is asynchronous with respect to loadedvmcsclear, the vCPU might migrate before the pointer is cleare...

CVE-2026-64564

In the Linux kernel, the following vulnerability has been resolved: sctp: don't free the ASCONF's own transport in DEL-IP processing sctpprocessasconf caches the transport the ASCONF chunk is processed against in asconf-transport == chunk-transport, set once in sctprcv. For an ASCONF located...