CVE-2026-63946 Bluetooth: ISO: fix UAF in iso_recv_frame

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: fix UAF in isorecvframe isorecvframe reads conn-sk under isoconnlock but releases the lock before using sk, with no reference held. A concurrent isosockkill can free sk in that window, causing use-after-free on...

CVE-2026-63945 Bluetooth: ISO: serialize iso_sock_clear_timer with socket lock

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: serialize isosockcleartimer with socket lock isosockclose calls isosockcleartimer before acquiring locksocksk. isosockcleartimer reads isopisk-conn twice without the socket lock held: if !isopisk-conn return;...

CVE-2026-63945 Bluetooth: ISO: serialize iso_sock_clear_timer with socket lock

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: serialize isosockcleartimer with socket lock isosockclose calls isosockcleartimer before acquiring locksocksk. isosockcleartimer reads isopisk-conn twice without the socket lock held: if !isopisk-conn return;...

CVE-2026-63945

CVE-2026-63945 affects the Linux kernel Bluetooth ISO code. The vulnerability arises when iso_sock_clear_timer() reads iso_pi(sk)->conn twice without holding the socket lock, while iso_chan_del() may NULL the connection under lock_sock, creating a window where the reference can be dropped and ...

EUVD-2026-45718

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: serialize isosockcleartimer with socket lock isosockclose calls isosockcleartimer before acquiring locksocksk. isosockcleartimer reads isopisk-conn twice without the socket lock held: if !isopisk-conn return;...

CVE-2026-63945

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: serialize isosockcleartimer with socket lock isosockclose calls isosockcleartimer before acquiring locksocksk. isosockcleartimer reads isopisk-conn twice without the socket lock held: if !isopisk-conn return;...

CVE-2026-63926 bpf: sockmap: fix tail fragment offset in bpf_msg_push_data

In the Linux kernel, the following vulnerability has been resolved: bpf: sockmap: fix tail fragment offset in bpfmsgpushdata When bpfmsgpushdata inserts data in the middle of a scatterlist entry, it splits the original entry into a left fragment and a right fragment. The right fragment offset is...

CVE-2026-63924

In the Linux kernel, the following vulnerability has been resolved: ipv6: exthdrs: refresh nh pointer after ipv6hopjumbo ipv6hopjumbo calls pskbtrimrcsum, which can change skb pointers. Let's recompute nh pointer to make sure any change won't mess things up...

EUVD-2026-45697

In the Linux kernel, the following vulnerability has been resolved: ipv6: exthdrs: refresh nh pointer after ipv6hopjumbo ipv6hopjumbo calls pskbtrimrcsum, which can change skb pointers. Let's recompute nh pointer to make sure any change won't mess things up...

CVE-2026-63915 nfc: hci: fix out-of-bounds read in HCP header parsing

In the Linux kernel, the following vulnerability has been resolved: nfc: hci: fix out-of-bounds read in HCP header parsing Both nfchcirecvfromllc and ncihcidatareceivedcb read packet-header from skb-data at function entry without first checking that the buffer holds at least one byte. A malicious...

CVE-2026-63914

The CVE-2026-63914 issue concerns Linux kernel xfrm/af_key path handling where XFRM_MSG_MIGRATE notifications were unintentionally sent to init_net instead of the caller’s netns due to hardcoded &init_net in xfrm_send_migrate() and pfkey_send_migrate(). The netlink path for migrations was not net...

CVE-2026-63871

CVE-2026-63871 concerns the Linux kernel Bluetooth ISO path. The issue is a data-race on the iso_pi fields passed to hci_get_route() in iso_connect_bis(), iso_connect_cis(), iso_listen_bis(), and iso_conn_big_sync(), which read iso_pi(sk)->dst/src/src_type without holding lock_sock(). Concurre...

CVE-2026-63871 Bluetooth: ISO: Fix data-race on iso_pi fields in hci_get_route calls

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: Fix data-race on isopi fields in hcigetroute calls isoconnectbis, isoconnectcis, isolistenbis, and isoconnbigsync call hcigetroute using isopisk-dst, isopisk-src, and isopisk-srctype without holding locksock. Thes...

CVE-2026-63871 Bluetooth: ISO: Fix data-race on iso_pi fields in hci_get_route calls

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: Fix data-race on isopi fields in hcigetroute calls isoconnectbis, isoconnectcis, isolistenbis, and isoconnbigsync call hcigetroute using isopisk-dst, isopisk-src, and isopisk-srctype without holding locksock. Thes...

EUVD-2026-45556

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: Fix data-race on isopi fields in hcigetroute calls isoconnectbis, isoconnectcis, isolistenbis, and isoconnbigsync call hcigetroute using isopisk-dst, isopisk-src, and isopisk-srctype without holding locksock. Thes...

CVE-2026-63857 net: airoha: Do not read uninitialized fragment address in airoha_dev_xmit()

In the Linux kernel, the following vulnerability has been resolved: net: airoha: Do not read uninitialized fragment address in airohadevxmit The transmit loop in airohadevxmit reads fragment address and length during its final iteration, when the loop index equals skbshinfoskb-nrfrags, at which...

CVE-2026-63830

In the Linux kernel, the following vulnerability has been resolved: net: skmsg: preserve sg.copy across SG transforms The skmsg sg.copy bitmap is part of the scatterlist entry ownership state. A set bit tells skmsgcomputedatapointers not to expose the entry through writable BPF ctx-data. This...

CVE-2026-63835 batman-adv: v: prevent OGM aggregation on disabled hardif

In the Linux kernel, the following vulnerability has been resolved: batman-adv: v: prevent OGM aggregation on disabled hardif When an interface gets disabled, the worker is correctly disabled by batadvhardifdisableinterface - ... - batadvvogmifacedisable. In this process, the skb aggrlist is also...

CVE-2026-63835

CVE-2026-63835 concerns the Linux kernel’s batman-adv OGM aggregation on disabled hard interfaces. When an interface is disabled, batadv_hardif_disable_interface() disables the worker and frees the skb aggr_list; however batadv_v_ogm_send_meshif() may still queue new skbs via batadv_v_ogm_queue_o...

EUVD-2026-45487

In the Linux kernel, the following vulnerability has been resolved: wifi: rtw88: usb: fix memory leaks on USB write failures When rtwusbwriteport fails to submit a USB Request Block URB e.g., due to device disconnect or ENOMEM, the completion callback is never executed. Currently, the driver...