CVE-2026-47274

CVE-2026-47274 affects pam_usb on Linux prior to 0.9.0. The issue stems from several pam_usb helper tools resolving external binaries via PATH instead of absolute paths, enabling a local attacker to substitute malicious binaries when they can influence the process environment during PAM authentic...

CVE-2026-47274

pamusb provides hardware authentication for Linux using ordinary removable media. Prior to 0.9.0, multiple pamusb helper tools resolved external binaries through the PATH environment variable rather than using absolute paths. An attacker who can influence the process environment during PAM...

EUVD-2026-32263

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: clean up the amdgpucsparserbos In low memory conditions, kmalloc can fail. In such conditions unlock the mutex for a clean exit. We do not need to amdgpubolistput as it's been handled in the amdgpucsparserfini...

EUVD-2026-32241

In the Linux kernel, the following vulnerability has been resolved: rcu: Fix rcureadunlock deadloop due to softirq Commit 5f5fa7ea89dc "rcu: Don't use negative nesting depth in rcureadunlock" removes the recursion-protection code from rcureadunlock. Therefore, we could invoke the deadloop in...

EUVD-2026-32315

In the Linux kernel, the following vulnerability has been resolved: net: mscc: ocelot: add missing lock protection in ocelotportxmitinj ocelotportxmitinj calls ocelotcaninject and ocelotportinjectframe without holding the injection group lock. Both functions contain lockdepassertheld for the...

CVE-2026-45979

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: clean up the amdgpucsparserbos In low memory conditions, kmalloc can fail. In such conditions unlock the mutex for a clean exit. We do not need to amdgpubolistput as it's been handled in the amdgpucsparserfini...

CVE-2026-45957

In the Linux kernel, the following vulnerability has been resolved: rcu: Fix rcureadunlock deadloop due to softirq Commit 5f5fa7ea89dc "rcu: Don't use negative nesting depth in rcureadunlock" removes the recursion-protection code from rcureadunlock. Therefore, we could invoke the deadloop in...

UBUNTU-CVE-2026-45957

In the Linux kernel, the following vulnerability has been resolved: rcu: Fix rcureadunlock deadloop due to softirq Commit 5f5fa7ea89dc "rcu: Don't use negative nesting depth in rcureadunlock" removes the recursion-protection code from rcureadunlock. Therefore, we could invoke the deadloop in...

CVE-2026-46056 Bluetooth: hci_event: fix potential UAF in SSP passkey handlers

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcievent: fix potential UAF in SSP passkey handlers hciconn lookup and field access must be covered by hdev lock in hciuserpasskeynotifyevt and hcikeypressnotifyevt, otherwise the connection can be freed concurrently...

CVE-2026-45979 drm/amdgpu: clean up the amdgpu_cs_parser_bos

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: clean up the amdgpucsparserbos In low memory conditions, kmalloc can fail. In such conditions unlock the mutex for a clean exit. We do not need to amdgpubolistput as it's been handled in the amdgpucsparserfini...

CVE-2026-45979

CVE-2026-45979 affects the Linux kernel amdgpu driver. The issue arises in drm/amdgpu: clean up the amdgpu_cs_parser_bos where, under low memory conditions, kmalloc can fail and the mutex may not be unlocked, leading to resource contention. The patch/fix exits cleanly by unlocking the mutex, and ...

CVE-2026-45979 drm/amdgpu: clean up the amdgpu_cs_parser_bos

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: clean up the amdgpucsparserbos In low memory conditions, kmalloc can fail. In such conditions unlock the mutex for a clean exit. We do not need to amdgpubolistput as it's been handled in the amdgpucsparserfini...

CVE-2026-45957 rcu: Fix rcu_read_unlock() deadloop due to softirq

In the Linux kernel, the following vulnerability has been resolved: rcu: Fix rcureadunlock deadloop due to softirq Commit 5f5fa7ea89dc "rcu: Don't use negative nesting depth in rcureadunlock" removes the recursion-protection code from rcureadunlock. Therefore, we could invoke the deadloop in...

CVE-2026-45957

CVE-2026-45957 documents a Linux kernel RCU bug: missing recursion protection in rcu_read_unlock() can cause a deadloop when softirq handling runs under ftrace, as shown in the call stack involving raise_softirq_irqoff() and rcu_read_unlock_special(). The issue was fixed by commits that adjust ir...

CVE-2026-45957 rcu: Fix rcu_read_unlock() deadloop due to softirq

In the Linux kernel, the following vulnerability has been resolved: rcu: Fix rcureadunlock deadloop due to softirq Commit 5f5fa7ea89dc "rcu: Don't use negative nesting depth in rcureadunlock" removes the recursion-protection code from rcureadunlock. Therefore, we could invoke the deadloop in...

kernel: nbd: defer config unlock in nbd_genl_connect

In the Linux kernel, the following vulnerability has been resolved: nbd: defer config unlock in nbdgenlconnect There is one use-after-free warning when running NBDCMDCONNECT and NBDCLEARSOCK: nbdgenlconnect nbdallocandinitconfig // configrefs=1 nbdstartdevice // configrefs=2 set NBDRTHASCONFIGREF...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the failure of kmalloc when low memory conditions occur, resulting in the mutual locking mechanis...

PT-2026-43846

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: clean up the amdgpu cs parser bos In low memory conditions, kmalloc can fail. In such conditions unlock the mutex for a clean exit. We do not need to amdgpu bo list put as it's been handled in the amdgpu cs parser fin...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from a deadlock issue caused by soft interrupts in the rcureadunlock function...

PT-2026-43824

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue in the Linux kernel can lead to a deadloop within the rcu read unlock function due to softirq. This occurs because recursion-protection code was removed from the rcu read unlock...