EUVD-2026-45798

In the Linux kernel, the following vulnerability has been resolved: ixgbevf: fix use-after-free in VEPA multicast source pruning ixgbevfcleanrxirq prunes frames whose source MAC matches the VF's own address VEPA multicast workaround by freeing the skb and continuing to the next descriptor:...

CVE-2026-64113 ixgbevf: fix use-after-free in VEPA multicast source pruning

In the Linux kernel, the following vulnerability has been resolved: ixgbevf: fix use-after-free in VEPA multicast source pruning ixgbevfcleanrxirq prunes frames whose source MAC matches the VF's own address VEPA multicast workaround by freeing the skb and continuing to the next descriptor:...

CVE-2026-64096

In the Linux kernel, the following vulnerability has been resolved: batman-adv: mcast: fix use-after-free in orignode RCU release batadvmcastpurgeorig removes entries from RCU-protected hlists but does not wait for an RCU grace period before returning. Concurrent RCU readers may still accesses...

EUVD-2026-45781

In the Linux kernel, the following vulnerability has been resolved: batman-adv: mcast: fix use-after-free in orignode RCU release batadvmcastpurgeorig removes entries from RCU-protected hlists but does not wait for an RCU grace period before returning. Concurrent RCU readers may still accesses...

CVE-2026-64096 batman-adv: mcast: fix use-after-free in orig_node RCU release

In the Linux kernel, the following vulnerability has been resolved: batman-adv: mcast: fix use-after-free in orignode RCU release batadvmcastpurgeorig removes entries from RCU-protected hlists but does not wait for an RCU grace period before returning. Concurrent RCU readers may still accesses...

CVE-2026-64096

In the Linux kernel, the following vulnerability has been resolved: batman-adv: mcast: fix use-after-free in orignode RCU release batadvmcastpurgeorig removes entries from RCU-protected hlists but does not wait for an RCU grace period before returning. Concurrent RCU readers may still accesses...

CVE-2026-64096

Summary of CVE-2026-64096 (Linux kernel, batman-adv): A use-after-free in batman-adv multicast origin node release was fixed. The function batadv_mcast_purge_orig() removed entries from RCU-protected hlists without waiting for an RCU grace period, risking access to freed memory by concurrent read...

CVE-2026-64032 bridge: mcast: Fix a possible use-after-free when removing a bridge port

In the Linux kernel, the following vulnerability has been resolved: bridge: mcast: Fix a possible use-after-free when removing a bridge port When per-VLAN multicast snooping is enabled, the bridge iterates over all the bridge ports, disables the per-port multicast context on each port and enables...

CVE-2026-64032 bridge: mcast: Fix a possible use-after-free when removing a bridge port

In the Linux kernel, the following vulnerability has been resolved: bridge: mcast: Fix a possible use-after-free when removing a bridge port When per-VLAN multicast snooping is enabled, the bridge iterates over all the bridge ports, disables the per-port multicast context on each port and enables...

CVE-2026-64032

In the Linux kernel, the following vulnerability has been resolved: bridge: mcast: Fix a possible use-after-free when removing a bridge port When per-VLAN multicast snooping is enabled, the bridge iterates over all the bridge ports, disables the per-port multicast context on each port and enables...

EUVD-2026-45605

In the Linux kernel, the following vulnerability has been resolved: bridge: mcast: Fix a possible use-after-free when removing a bridge port When per-VLAN multicast snooping is enabled, the bridge iterates over all the bridge ports, disables the per-port multicast context on each port and enables...

CVE-2026-64032

The CVE-2026-64032 entry documents a Linux kernel use-after-free in bridge multicast snooping when removing a bridge port. The issue occurs when both per-port and per-{port, VLAN} multicast contexts become enabled on a single bridge port due to interactions between per-VLAN multicast snooping and...

CVE-2026-63991 Bluetooth: 6lowpan: check skb_clone() return value in send_mcast_pkt()

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: 6lowpan: check skbclone return value in sendmcastpkt The skbclone function can return NULL if memory allocation fails. sendmcastpkt calls skbclone without checking the return value, which can lead to a NULL pointer...

EUVD-2026-45564

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: 6lowpan: check skbclone return value in sendmcastpkt The skbclone function can return NULL if memory allocation fails. sendmcastpkt calls skbclone without checking the return value, which can lead to a NULL pointer...

CVE-2026-63991

The CVE CVE-2026-63991 concerns the Linux kernel Bluetooth 6lowpan path. The issue: skb_clone() may return NULL on allocation failure, and send_mcast_pkt() did not check this, risking a NULL pointer dereference in send_pkt() when dereferencing skb->data. The connected records indicate a fix wa...

CVE-2026-63991 Bluetooth: 6lowpan: check skb_clone() return value in send_mcast_pkt()

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: 6lowpan: check skbclone return value in sendmcastpkt The skbclone function can return NULL if memory allocation fails. sendmcastpkt calls skbclone without checking the return value, which can lead to a NULL pointer...

CVE-2026-63989 bridge: Fix sleep in atomic context in netlink path

In the Linux kernel, the following vulnerability has been resolved: bridge: Fix sleep in atomic context in netlink path Since the introduction of the netlink configuration path for bridge ports in commit 25c71c75ac87 "bridge: bridge port parameters over netlink", brsetport was always called with...

EUVD-2026-45561

In the Linux kernel, the following vulnerability has been resolved: bridge: Fix sleep in atomic context in sysfs path Since the start of the git history, brportstore always acquired the bridge lock. Back then this decision made sense: The bridge lock protects the STP state of the bridge and its...

PT-2026-61413

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the batman-adv module. The batadv mcast purge orig function removes entries from RCU-protected hlists without waiting for an RCU grace period. This allow...

PT-2026-61454

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the SMB client where the CIFS GENL CMD SWN NOTIFY userspace witness-notify command lacks a capability flag. This allows any local process to send RESOURCE CHANGE or CLIE...