Linux kernel Heap Buffer Overflow DoS

The vulnerability of the bpfiterunixseqshow function in the net/unix/afunix.c module, which is part of the Linux kernel’s networking functions, is related to the occurrence of mutual locking. Exploiting this vulnerability could allow an attacker to cause a service failure...

Linux kernel HID Buffer Overflow DoS

The vulnerability of the hidpostreset function in the drivers/hid/usbhid/hid-core.c file of the Linux kernel subsystem for user interface devices leads to a mutual locking mechanism being activated. Exploiting this vulnerability could allow an attacker to cause a service failure...

Direct Rendering Infrastructure Heap Buffer Overflow DoS

The vulnerability of the vmBindJobLockObjects function in the drivers/gpu/drm/msm/msmgemvma.c file of the Direct Rendering Infrastructure DRI driver in the Linux operating system is related to improper locking of resources. Exploiting this vulnerability could allow an attacker to compromise the...

bpf_selem_unlink Heap Buffer Overflow DoS

The vulnerability of the bpfselemunlink function in the kernel/bpf/bpflocalstorage.c module, which is part of the BPF interpreter support for the Linux operating system, is related to the occurrence of mutual locking. Exploiting this vulnerability could allow an attacker to trigger a service...

SLIMbus Kernel Heap Buffer Overflow DoS

The vulnerability of the qcomslimngdssrpdrnotify function in the drivers/slimbus/qcom-ngd-ctrl.c driver of the SLIMbus kernel in the Linux operating system is related to the occurrence of mutual locking. Exploiting this vulnerability could allow a attacker to cause a service failure...

PT-2026-85798

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A circular locking dependency exists in the ocfs2 module, which can lead to a deadlock. The issue involves three system locks: INODE ALLOC SYSTEM INODE, EXTENT ALLOC SYSTEM INODE, and...

CVE-2026-80871: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: crypto: xilinx-trng - Remove cryptorng interface Implementing the cryptorng interface has no purpose, as it isn't used in practice. It's being removed from other drivers too. Just remove it. This leaves hwrng, which is actually...

SUSE CVE-2026-80739

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: TC, Check if flow is PEER before acquiring devcom lock In case mlx5eaddfdbflow fails in lower levels, the flow is deleted via mlx5etcdelflow, and mlx5etcdelflow is acquiring ESW devcom lock without condition. In...

kernel: netfilter: ctnetlink: ensure safe access to master conntrack

A flaw was found in the netfilter: ctnetlink component of the Linux kernel. This vulnerability occurs due to insufficient locking when accessing the master conntrack object, allowing it to become invalid while still being referenced. A local attacker could potentially exploit this race condition,...

CVE-2026-80739

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: TC, Check if flow is PEER before acquiring devcom lock In case mlx5eaddfdbflow fails in lower levels, the flow is deleted via mlx5etcdelflow, and mlx5etcdelflow is acquiring ESW devcom lock without condition. In...

UBUNTU-CVE-2026-80739

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: TC, Check if flow is PEER before acquiring devcom lock In case mlx5eaddfdbflow fails in lower levels, the flow is deleted via mlx5etcdelflow, and mlx5etcdelflow is acquiring ESW devcom lock without condition. In...

USN-8721-1 openssh vulnerabilities

It was discovered that OpenSSH's ssh-agent incorrectly handled interactions between agent locking and the [email protected] extension. A remote attacker with access to a forwarded agent connection could possibly use this issue to perform operations that should only be available locally, su...

CVE-2026-80739 net/mlx5e: TC, Check if flow is PEER before acquiring devcom lock

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: TC, Check if flow is PEER before acquiring devcom lock In case mlx5eaddfdbflow fails in lower levels, the flow is deleted via mlx5etcdelflow, and mlx5etcdelflow is acquiring ESW devcom lock without condition. In...

EUVD-2026-70343

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: TC, Check if flow is PEER before acquiring devcom lock In case mlx5eaddfdbflow fails in lower levels, the flow is deleted via mlx5etcdelflow, and mlx5etcdelflow is acquiring ESW devcom lock without condition. In...

kernel: smc91x: fix broken irq-context in PREEMPT_RT

A locking context bug was found in the Linux kernel's smc91x Ethernet driver on PREEMPTRT kernels. The smcspecialtrylock function disables IRQs but smcspecialunlock does not properly restore IRQs on PREEMPTRT. This mismatch causes RCU read unlock to fail in devqueuexmit, triggering a "workqueue...

kernel: smc91x: fix broken irq-context in PREEMPT_RT

A locking context bug was found in the Linux kernel's smc91x Ethernet driver on PREEMPTRT kernels. The smcspecialtrylock function disables IRQs but smcspecialunlock does not properly restore IRQs on PREEMPTRT. This mismatch causes RCU read unlock to fail in devqueuexmit, triggering a "workqueue...

Btrfs Heap Buffer Overflow DoS

The vulnerability of the btrfsrundelayeditems function in the fs/btrfs/delayed-inode.c file of the Btrfs file system in the Linux operating system is related to the occurrence of mutual locking. Exploiting this vulnerability could allow an attacker to cause a service failure...

Linux kernel voltage regulator driver Heap Buffer Overflow DoS

The vulnerability of the regulatorresolvesupply function in the drivers/regulator/core.c file of the Linux kernel’s voltage and current regulators driver module is related to improper resource locking. Exploiting this vulnerability could allow an attacker to cause a service failure...

PT-2026-84937

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An AA deadlock occurs in the Linux kernel when mlx5e add fdb flow fails in lower levels. The failure triggers the deletion of the flow via mlx5e tc del flow, which acquires the ESW devco...

SUSE CVE-2026-72372

In the Linux kernel, the following vulnerability has been resolved: afs: Fix lack of locking around modifications of net-cellsdynino Fix the lack of locking around modifications of net-cellsdynino by taking net-cellslock exclusively. This also requires to cell to be removed from net-cellsdynino i...