CVE-2026-64572 ipv4: fib: free fib_alias with kfree_rcu() on insert error path

In the Linux kernel, the following vulnerability has been resolved: ipv4: fib: free fibalias with kfreercu on insert error path fibtableinsert publishes newfa into the leaf's falist with fibinsertalias before calling the fib entry notifiers. When a notifier fails, the error path removes newfa wit...

CVE-2026-64571

In the Linux kernel, the following vulnerability has been resolved: wifi: p54: validate RX frame length in p54rxeepromreadback p54rxeepromreadback copies the requested EEPROM slice out of a device-supplied readback frame without checking that the skb actually holds that many bytes. Commit...

CVE-2026-64571

Technical details are not publicly available in the provided documents. Monitor for updates on affected versions, fixes, and affected hardware/software.

CVE-2026-64571 wifi: p54: validate RX frame length in p54_rx_eeprom_readback()

In the Linux kernel, the following vulnerability has been resolved: wifi: p54: validate RX frame length in p54rxeepromreadback p54rxeepromreadback copies the requested EEPROM slice out of a device-supplied readback frame without checking that the skb actually holds that many bytes. Commit...

CVE-2026-64571 wifi: p54: validate RX frame length in p54_rx_eeprom_readback()

In the Linux kernel, the following vulnerability has been resolved: wifi: p54: validate RX frame length in p54rxeepromreadback p54rxeepromreadback copies the requested EEPROM slice out of a device-supplied readback frame without checking that the skb actually holds that many bytes. Commit...

CVE-2026-64571

In the Linux kernel, the following vulnerability has been resolved: wifi: p54: validate RX frame length in p54rxeepromreadback p54rxeepromreadback copies the requested EEPROM slice out of a device-supplied readback frame without checking that the skb actually holds that many bytes. Commit...

EUVD-2026-53265

In the Linux kernel, the following vulnerability has been resolved: wifi: p54: validate RX frame length in p54rxeepromreadback p54rxeepromreadback copies the requested EEPROM slice out of a device-supplied readback frame without checking that the skb actually holds that many bytes. Commit...

CVE-2026-64570

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...

EUVD-2026-53264

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 ...

CVE-2026-64570

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...

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...

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...

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

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-2026-64567 btrfs: reject free space cache with more entries than pages

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-2026-64567

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 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...