kernel: rcu-tasks: Avoid pr_info() with spin lock in cblist_init_generic()

A locking violation was found in the Linux kernel RCU-tasks subsystem's callback list initialization. During system boot, the initialization code calls prinfo while holding the rtp-cbsgbllock spinlock, causing a potentially sleeping function to be called in atomic context, which results in kernel...

AZL-53382 CVE-2024-50249 affecting package kernel for versions less than 6.6.64.2-1

In the Linux kernel, the following vulnerability has been resolved: ACPI: CPPC: Make rmwlock a rawspinlock The following BUG was triggered: ============================= BUG: Invalid wait context 6.12.0-rc2-XXX 406 Not tainted ----------------------------- kworker/1:1/62 is trying to lock:...

DEBIAN-CVE-2024-50249

In the Linux kernel, the following vulnerability has been resolved: ACPI: CPPC: Make rmwlock a rawspinlock The following BUG was triggered: ============================= BUG: Invalid wait context 6.12.0-rc2-XXX 406 Not tainted ----------------------------- kworker/1:1/62 is trying to lock:...

CVE-2024-50249 ACPI: CPPC: Make rmw_lock a raw_spin_lock

In the Linux kernel, the following vulnerability has been resolved: ACPI: CPPC: Make rmwlock a rawspinlock The following BUG was triggered: ============================= BUG: Invalid wait context 6.12.0-rc2-XXX 406 Not tainted ----------------------------- kworker/1:1/62 is trying to lock:...

Security update for the Linux Kernel RT (Live Patch 16 for SLE 15 SP5)

This update for the Linux Kernel 5.14.21-1505001358 fixes several issues. The following security issues were fixed: CVE-2021-47598: schcake: do not call cakedestroy from cakeinit bsc1227471. CVE-2023-52752: smb: client: fix use-after-free bug in cifsdebugdataprocshow bsc1225819. CVE-2024-36899:...

SUSE CVE-2024-50041

In the Linux kernel, the following vulnerability has been resolved: i40e: Fix macvlan leak by synchronizing access to macfilterhash This patch addresses a macvlan leak issue in the i40e driver caused by concurrent access to vsi-macfilterhash. The leak occurs when multiple threads attempt to modif...

UBUNTU-CVE-2024-50041

In the Linux kernel, the following vulnerability has been resolved: i40e: Fix macvlan leak by synchronizing access to macfilterhash This patch addresses a macvlan leak issue in the i40e driver caused by concurrent access to vsi-macfilterhash. The leak occurs when multiple threads attempt to modif...

SUSE CVE-2024-47735

In the Linux kernel, the following vulnerability has been resolved: RDMA/hns: Fix spinunlockirqrestore called with IRQs enabled Fix missuse of spinlockirq/spinunlockirq when spinlockirqsave/spinlockirqrestore was hold. This was discovered through the lock debugging, and the corresponding log is a...

AZL-50764 CVE-2024-47735 affecting package kernel for versions less than 5.15.173.1-1

In the Linux kernel, the following vulnerability has been resolved: RDMA/hns: Fix spinunlockirqrestore called with IRQs enabled Fix missuse of spinlockirq/spinunlockirq when spinlockirqsave/spinlockirqrestore was hold. This was discovered through the lock debugging, and the corresponding log is a...

AZL-51026 CVE-2024-47735 affecting package kernel for versions less than 6.6.56.1-5

In the Linux kernel, the following vulnerability has been resolved: RDMA/hns: Fix spinunlockirqrestore called with IRQs enabled Fix missuse of spinlockirq/spinunlockirq when spinlockirqsave/spinlockirqrestore was hold. This was discovered through the lock debugging, and the corresponding log is a...

DEBIAN-CVE-2024-47735

In the Linux kernel, the following vulnerability has been resolved: RDMA/hns: Fix spinunlockirqrestore called with IRQs enabled Fix missuse of spinlockirq/spinunlockirq when spinlockirqsave/spinlockirqrestore was hold. This was discovered through the lock debugging, and the corresponding log is a...

Security update for the Linux Kernel (Live Patch 49 for SLE 15 SP2)

This update for the Linux Kernel 5.3.18-15020024194 fixes several issues. The following security issues were fixed: CVE-2024-35861: Fixed potential UAF in cifssignalcifsdforreconnect bsc1225312. CVE-2021-47291: ipv6: fix another slab-out-of-bounds in fib6nhflushexceptions bsc1227651...

The vulnerability of the queued_spin_lock_slowpath() function in the qspinlock component of the Linux operating system allows a hacker to trigger a service failure.

The vulnerability of the queuedspinlockslowpath function in the qspinlock component of the Linux operating system’s kernel is related to improper locking of resources. Exploiting this vulnerability could allow an attacker to cause a service failure...

CVE-2024-46678

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kernel: scsi: bnx2fc: Remove spin_lock_bh while releasing resources after upload

In the Linux kernel, the following vulnerability has been resolved: scsi: bnx2fc: Remove spinlockbh while releasing resources after upload The session resources are used by FW and driver when session is offloaded, once session is uploaded these resources are not used. The lock is not required as...

kernel: wifi: mac80211: Fix deadlock in ieee80211_sta_ps_deliver_wakeup()

A vulnerability was found in the Linux kernel's mac80211 component within the ieee80211stapsdeliverwakeup function, where improper locking of the sta-pslock can lead to a deadlock condition, which occurs because the function uses a spin lock without preventing softirq execution on the same CPU,...

CVE-2024-46797 powerpc/qspinlock: Fix deadlock in MCS queue

In the Linux kernel, the following vulnerability has been resolved: powerpc/qspinlock: Fix deadlock in MCS queue If an interrupt occurs in queuedspinlockslowpath after we increment qnodesp-count and before node-lock is initialized, another CPU might see stale lock values in gettailqnode. If the...

CVE-2024-46797

CVE-2024-46797 : In the Linux kernel (PowerPC/MCS qspinlock), a deadlock can occur when an interrupt happens in queued_spin_lock_slowpath() after qnodesp->count is incremented but before node->lock is initialized. This can allow a CPU to see stale lock values and write the wrong qnode’s nex...

OESA-2024-2123 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Remove rcu locks from user resources User resource lookups used rcu to avoid two extra atomics. Unfortunately the rcu paths were buggy and it was eas...

CVE-2024-46678

In the Linux kernel, the following vulnerability has been resolved: bonding: change ipseclock from spin lock to mutex In the cited commit, bond-ipseclock is added to protect ipseclist, hence xdodevstateadd and xdodevstatedelete are called inside this lock. As ipseclock is a spin lock and such...