kernel: geneve: Fix use-after-free in geneve_find_dev().

A use-after-free vulnerability exists in the Linux kernel. When devnet is dismantled, the geneveexitbatchrtnl function calls unregisternetdevicequeue for each device in the network namespace. Later, when the device is freed, it is still linked to the backend UDP socket in the network namespace...

CVE-2026-45866

In the Linux kernel, the following vulnerability has been resolved: serial: caif: fix use-after-free in caifserial ldiscclose There is a use-after-free bug in caifserial where handletx may access ser-tty after the tty has been freed. The race condition occurs between ldiscclose and packet...

UBUNTU-CVE-2026-45866

In the Linux kernel, the following vulnerability has been resolved: serial: caif: fix use-after-free in caifserial ldiscclose There is a use-after-free bug in caifserial where handletx may access ser-tty after the tty has been freed. The race condition occurs between ldiscclose and packet...

CVE-2026-45866

The CVE-2026-45866 issue is a use-after-free in caif_serial within the Linux kernel where handle_tx() may access ser->tty after the tty is freed due to tty_kref_put() occurring in ldisc_close() while the network device is still active. The race between ldisc_close() and packet transmission can...

CVE-2026-45866 serial: caif: fix use-after-free in caif_serial ldisc_close()

In the Linux kernel, the following vulnerability has been resolved: serial: caif: fix use-after-free in caifserial ldiscclose There is a use-after-free bug in caifserial where handletx may access ser-tty after the tty has been freed. The race condition occurs between ldiscclose and packet...

Astra Linux - уязвимость в linux-5.10, linux-5.15, linux-6.1

In the Linux kernel, the following vulnerability has been resolved: can: j1939: prevents deadlock by changing j1939sockslock to rwlock The following 3 locks may race against each other, causing a deadlock situation in the Syzbot bug report: - j1939sockslock - activesessionlistlock -...

SUSE CVE-2026-22997

In the Linux kernel, the following vulnerability has been resolved: net: can: j1939: j1939xtprxrtssessionactive: deactivate session upon receiving the second rts Since j1939sessiondeactivateactivatenext in j1939tprxtimer is called only when the timer is enabled, we need to call...

UBUNTU-CVE-2026-22997

In the Linux kernel, the following vulnerability has been resolved: net: can: j1939: j1939xtprxrtssessionactive: deactivate session upon receiving the second rts Since j1939sessiondeactivateactivatenext in j1939tprxtimer is called only when the timer is enabled, we need to call...

CVE-2026-22997

In the Linux kernel, the following vulnerability has been resolved: net: can: j1939: j1939xtprxrtssessionactive: deactivate session upon receiving the second rts Since j1939sessiondeactivateactivatenext in j1939tprxtimer is called only when the timer is enabled, we need to call...

CVE-2026-22997 net: can: j1939: j1939_xtp_rx_rts_session_active(): deactivate session upon receiving the second rts

In the Linux kernel, the following vulnerability has been resolved: net: can: j1939: j1939xtprxrtssessionactive: deactivate session upon receiving the second rts Since j1939sessiondeactivateactivatenext in j1939tprxtimer is called only when the timer is enabled, we need to call...

Azure Linux 3.0 Security Update: kernel (CVE-2025-21652)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-21652 advisory. - In the Linux kernel, the following vulnerability has been resolved: ipvlan: Fix use-after-free in...

CVE-2025-39925

In the Linux kernel, the following vulnerability has been resolved: can: j1939: implement NETDEVUNREGISTER notification handler syzbot is reporting unregisternetdevice: waiting for vcan0 to become free. Usage count = 2 problem, for j1939 protocol did not have NETDEVUNREGISTER notification handler...

DEBIAN-CVE-2022-49867

In the Linux kernel, the following vulnerability has been resolved: net: wwan: iosm: fix memory leak in ipcwwandellink IOSM driver registers network device without setting the needsfreenetdev flag, and does NOT call freenetdev when unregisters network device, which causes a memory leak. This patc...

CVE-2024-47707 ipv6: avoid possible NULL deref in rt6_uncached_list_flush_dev()

In the Linux kernel, the following vulnerability has been resolved: ipv6: avoid possible NULL deref in rt6uncachedlistflushdev Blamed commit accidentally removed a check for rt-rt6iidev being NULL, as spotted by syzbot: Oops: general protection fault, probably for non-canonical address...

DEBIAN-CVE-2023-52638

In the Linux kernel, the following vulnerability has been resolved: can: j1939: prevent deadlock by changing j1939sockslock to rwlock The following 3 locks would race against each other, causing the deadlock situation in the Syzbot bug report: - j1939sockslock - activesessionlistlock -...