Security update for the Linux Kernel RT (Live Patch 2 for SUSE Linux Enterprise 16) (important)

openSUSE security update: security update for the linux kernel rt live patch 2 for suse linux enterprise 16 ------------------------------------------------------------- Announcement ID: openSUSE-SU-2026:20108-1 Rating: important References: bsc1254196 Cross-References: CVE-2025-40212 CVSS scores...

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...

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...

AZL-78479 CVE-2026-22997 affecting package kernel for versions less than 5.15.200.1-1

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

The CVE-2026-22997 issue affects the Linux kernel CAN/J1939 subsystem. The root cause is that j1939_session_deactivate_activate_next() is only invoked in j1939_tp_rxtimer() when the timer is enabled, allowing a refcount leak if the timer is cancelled without calling the function. This can lead to...

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...

SUSE CVE-2025-71150

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Fix refcount leak when invalid session is found on session lookup When a session is found but its state is not SMB2SESSIONVALID, It indicates that no valid session was found, but it is missing to decrement the reference...

SUSE-SU-2026:20148-1 Security update for the Linux Kernel (Live Patch 2 for SUSE Linux Enterprise 16)

This update for the SUSE Linux Enterprise kernel 6.12.0-160000.7.1 fixes one security issue The following security issue was fixed: - CVE-2025-40212: nfsd: fix refcount leak in nfsdsetfhdentry bsc1254196...

SUSE-SU-2026:20163-1 Security update for the Linux Kernel (Live Patch 2 for SUSE Linux Enterprise 16)

This update for the SUSE Linux Enterprise kernel 6.12.0-160000.7.1 fixes one security issue The following security issue was fixed: - CVE-2025-40212: nfsd: fix refcount leak in nfsdsetfhdentry bsc1254196...

CVE-2026-22994

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix reference count leak in bpfprogtestrunxdp syzbot is reporting unregisternetdevice: waiting for sit0 to become free. Usage count = 2 problem. A debug printk patch found that a refcount is obtained at xdpconvertmdtobuff fr...

UBUNTU-CVE-2025-71159

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix use-after-free warning in btrfsgetorcreatedelayednode Previously, btrfsgetorcreatedelayednode set the delayednode's refcount before acquiring the root-delayednodes lock. Commit e8513c012de7 "btrfs: implement reftracker...

CVE-2025-71159

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix use-after-free warning in btrfsgetorcreatedelayednode Previously, btrfsgetorcreatedelayednode set the delayednode's refcount before acquiring the root-delayednodes lock. Commit e8513c012de7 "btrfs: implement reftracker...

CVE-2026-22994

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix reference count leak in bpfprogtestrunxdp syzbot is reporting unregisternetdevice: waiting for sit0 to become free. Usage count = 2 problem. A debug printk patch found that a refcount is obtained at xdpconvertmdtobuff fr...

CVE-2025-71159

CVE-2025-71159 — Linux kernel btrfs use-after-free in delayed inode . Affected: the btrfs_get_or_create_delayed_node() path in fs/btrfs/delayed-inode.c. Root cause: the delayed_node refcount was set before acquiring root->delayed_nodes, creating a missing memory barrier and allowing stores to ...

CVE-2025-71159

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix use-after-free warning in btrfsgetorcreatedelayednode Previously, btrfsgetorcreatedelayednode set the delayednode's refcount before acquiring the root-delayednodes lock. Commit e8513c012de7 "btrfs: implement reftracker...

AZL-78425 CVE-2025-71150 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Fix refcount leak when invalid session is found on session lookup When a session is found but its state is not SMB2SESSIONVALID, It indicates that no valid session was found, but it is missing to decrement the reference...

CVE-2025-71146

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconncount: fix leaked ct in error paths There are some situations where ct might be leaked as error paths are skipping the refcounted check and return immediately. In order to solve it make sure that the check is...

CVE-2025-71150

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Fix refcount leak when invalid session is found on session lookup When a session is found but its state is not SMB2SESSIONVALID, It indicates that no valid session was found, but it is missing to decrement the reference...

UBUNTU-CVE-2025-71157

In the Linux kernel, the following vulnerability has been resolved: RDMA/core: always drop device refcount in ibdelsubdeviceandput Since nldevdeldev introduced by commit 060c642b2ab8 "RDMA/nldev: Add support to add/delete a sub IB device through netlink" grabs a reference using ibdevicegetbyindex...