CVE-2026-46186

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: virtiobt: validate rx pkttype header length virtbtrxhandle reads the leading pkttype byte from the RX skb and forwards the remainder to hcirecvframe for every event/ACL/SCO/ISO type, without checking that the remaining...

UBUNTU-CVE-2026-46186

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: virtiobt: validate rx pkttype header length virtbtrxhandle reads the leading pkttype byte from the RX skb and forwards the remainder to hcirecvframe for every event/ACL/SCO/ISO type, without checking that the remaining...

EUVD-2026-32825

In the Linux kernel, the following vulnerability has been resolved: batman-adv: fix integer overflow on buffpos Fixing an integer overflow present in batadvivogmsendtoif. The size check is done using the int type in batadvivogmaggrpacket whereas the buffpos variable uses the s16 type. This could...

CVE-2026-46198 batman-adv: fix integer overflow on buff_pos

In the Linux kernel, the following vulnerability has been resolved: batman-adv: fix integer overflow on buffpos Fixing an integer overflow present in batadvivogmsendtoif. The size check is done using the int type in batadvivogmaggrpacket whereas the buffpos variable uses the s16 type. This could...

CVE-2026-46198

In the Linux kernel, the following vulnerability has been resolved: batman-adv: fix integer overflow on buffpos Fixing an integer overflow present in batadvivogmsendtoif. The size check is done using the int type in batadvivogmaggrpacket whereas the buffpos variable uses the s16 type. This could...

CVE-2026-46186

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: virtiobt: validate rx pkttype header length virtbtrxhandle reads the leading pkttype byte from the RX skb and forwards the remainder to hcirecvframe for every event/ACL/SCO/ISO type, without checking that the remaining...

CVE-2026-46186

Summary: CVE-2026-46186 affects the Linux kernel Bluetooth virtio_bt driver. The vulnerability arises in virtbt_rx_handle(), which reads the leading pkt_type byte from RX skb and forwards the rest to hci_recv_frame() for multiple packet types without validating that the remaining payload is large...

CVE-2026-46186 Bluetooth: virtio_bt: validate rx pkt_type header length

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: virtiobt: validate rx pkttype header length virtbtrxhandle reads the leading pkttype byte from the RX skb and forwards the remainder to hcirecvframe for every event/ACL/SCO/ISO type, without checking that the remaining...

CVE-2026-46186

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: virtiobt: validate rx pkttype header length virtbtrxhandle reads the leading pkttype byte from the RX skb and forwards the remainder to hcirecvframe for every event/ACL/SCO/ISO type, without checking that the remaining...

CVE-2026-46137

In the Linux kernel, the following vulnerability has been resolved: mptcp: pm: ADDADDR rtx: fix potential data-race This mptcppmaddtimer helper is executed as a timer callback in softirq context. To avoid any data races, the socket lock needs to be held with bhlocksock. If the socket is in use,...

EUVD-2026-32760

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Reject unknown opcodes before ICRC processing Even after applying commit 7244491dab34 "RDMA/rxe: Validate pad and ICRC before payloadsize in rxercv", a single unauthenticated UDP packet can still trigger panic. That pat...

CVE-2026-46133 RDMA/rxe: Reject unknown opcodes before ICRC processing

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Reject unknown opcodes before ICRC processing Even after applying commit 7244491dab34 "RDMA/rxe: Validate pad and ICRC before payloadsize in rxercv", a single unauthenticated UDP packet can still trigger panic. That pat...

EUVD-2026-32873

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Reject non-8-byte ATOMICWRITE payloads atomicwritereply at drivers/infiniband/sw/rxe/rxeresp.c unconditionally dereferences 8 bytes at payloadaddrpkt: value = u64 payloadaddrpkt; checkrkey previously accepted an...

rxrpc: Fix conn-level packet handling to unshare RESPONSE packets

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slip: bound decode() reads against the compressed packet length

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bpf: fix end-of-list detection in cgroup_storage_get_next_key()

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CVE-2026-45859

A flaw was found in the Linux kernel's netfilter nfnetlinkqueue component. This vulnerability occurs when an application does not set the FGSO capability flag and a Generic Segmentation Offload GSO packet with an unconfirmed netfilter connection nfconn entry is received. Due to an incorrect order...

SUSE CVE-2026-45927

In the Linux kernel, the following vulnerability has been resolved: bpf: Require frozen map for calculating map hash Currently, bpfmapgetinfobyfd calculates and caches the hash of the map regardless of the map's frozen state. This leads to a TOCTOU bug where userspace can call BPFOBJGETINFOBYFD t...

SUSE CVE-2026-45929

In the Linux kernel, the following vulnerability has been resolved: ovpn: fix possible use-after-free in ovpnnetxmit When building the skblist in ovpnnetxmit, skbsharecheck will free the original skb if it is shared. The current implementation continues to use the stale skb pointer for subsequent...

SUSE CVE-2026-45971

In the Linux kernel, the following vulnerability has been resolved: bpf: Limit bpf program signature size Practical BPF signatures are significantly smaller than KMALLOCMAXCACHESIZE Allowing larger sizes opens the door for abuse by passing excessive size values and forcing the kernel into expensi...