PT-2026-64573

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 7.1.0 Description An issue exists in the Linux kernel where sleepable BPF programs cannot properly access Longest Prefix Match LPM maps. The function trie lookup elem uses an annotation that only validates classi...

Linux Distros Unpatched Vulnerability : CVE-2026-64248

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: MIPS: smp: report dying CPU to RCU in stopthiscpu smpsendstop parks all secondary CPUs in...

Linux Distros Unpatched Vulnerability : CVE-2026-64419

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - mm/shrinker: do not hold RCU lock in shrinkerdebugfscountshow Reading the debugfs count file of a memcg-aware shrinker can sleep inside an RCU read-side critica...

CVE-2026-64248

In the Linux kernel, the following vulnerability has been resolved: MIPS: smp: report dying CPU to RCU in stopthiscpu smpsendstop parks all secondary CPUs in stopthiscpu. The function marks the CPU offline for the scheduler via setcpuonlinefalse but never informs RCU, so RCU keeps expecting a...

DEBIAN-CVE-2026-64250

In the Linux kernel, the following vulnerability has been resolved: LoongArch: Report dying CPU to RCU in stopthiscpu This is a port of MIPS commit 9f3f3bdc6d9dac1 "MIPS: smp: report dying CPU to RCU in stopthiscpu". smpsendstop parks all secondary CPUs in stopthiscpu. And the function marks the...

CVE-2026-64211

In the Linux kernel, the following vulnerability has been resolved: srcu: Don't queue workqueue handlers to never-online CPUs While an srcustruct structure is in the midst of switching from CPU-0 to all-CPUs state, it can attempt to invoke callbacks for CPUs that have never been online. Worse yet...

DEBIAN-CVE-2026-64211

In the Linux kernel, the following vulnerability has been resolved: srcu: Don't queue workqueue handlers to never-online CPUs While an srcustruct structure is in the midst of switching from CPU-0 to all-CPUs state, it can attempt to invoke callbacks for CPUs that have never been online. Worse yet...

UBUNTU-CVE-2026-64248

In the Linux kernel, the following vulnerability has been resolved: MIPS: smp: report dying CPU to RCU in stopthiscpu smpsendstop parks all secondary CPUs in stopthiscpu. The function marks the CPU offline for the scheduler via setcpuonlinefalse but never informs RCU, so RCU keeps expecting a...

CVE-2026-64250

In the Linux kernel, the following vulnerability has been resolved: LoongArch: Report dying CPU to RCU in stopthiscpu This is a port of MIPS commit 9f3f3bdc6d9dac1 "MIPS: smp: report dying CPU to RCU in stopthiscpu". smpsendstop parks all secondary CPUs in stopthiscpu. And the function marks the...

CVE-2026-64250 LoongArch: Report dying CPU to RCU in stop_this_cpu()

In the Linux kernel, the following vulnerability has been resolved: LoongArch: Report dying CPU to RCU in stopthiscpu This is a port of MIPS commit 9f3f3bdc6d9dac1 "MIPS: smp: report dying CPU to RCU in stopthiscpu". smpsendstop parks all secondary CPUs in stopthiscpu. And the function marks the...

CVE-2026-64250

The CVE-2026-64250 entry pertains to the Linux kernel on LoongArch. The root cause is that smp_send_stop() parks secondary CPUs and marks the offline CPU for the scheduler without informing RCU, causing RCU to wait for a quiescent state from CPUs that are spinning with interrupts disabled. The is...

CVE-2026-64250 LoongArch: Report dying CPU to RCU in stop_this_cpu()

In the Linux kernel, the following vulnerability has been resolved: LoongArch: Report dying CPU to RCU in stopthiscpu This is a port of MIPS commit 9f3f3bdc6d9dac1 "MIPS: smp: report dying CPU to RCU in stopthiscpu". smpsendstop parks all secondary CPUs in stopthiscpu. And the function marks the...

CVE-2026-64248

CVE-2026-64248 affects the Linux kernel on MIPS: the function smp_send_stop() offline CPUs without informing RCU, causing possible stalls due to RCU grace periods never completing. The issue can trigger reboot hangs when irq_work_sync() runs after the affected path. The vulnerability has been fix...

CVE-2026-64248

In the Linux kernel, the following vulnerability has been resolved: MIPS: smp: report dying CPU to RCU in stopthiscpu smpsendstop parks all secondary CPUs in stopthiscpu. The function marks the CPU offline for the scheduler via setcpuonlinefalse but never informs RCU, so RCU keeps expecting a...

EUVD-2026-48657

In the Linux kernel, the following vulnerability has been resolved: MIPS: smp: report dying CPU to RCU in stopthiscpu smpsendstop parks all secondary CPUs in stopthiscpu. The function marks the CPU offline for the scheduler via setcpuonlinefalse but never informs RCU, so RCU keeps expecting a...

CVE-2026-64248 MIPS: smp: report dying CPU to RCU in stop_this_cpu()

In the Linux kernel, the following vulnerability has been resolved: MIPS: smp: report dying CPU to RCU in stopthiscpu smpsendstop parks all secondary CPUs in stopthiscpu. The function marks the CPU offline for the scheduler via setcpuonlinefalse but never informs RCU, so RCU keeps expecting a...

CVE-2026-64211

CVE-2026-64211 affects the Linux kernel SRCU: during CPU state transitions, tree SRCU could queue workqueue callbacks to CPUs that are not online or will never be online (including imaginary CPUs). The issue could cause hangs on s390 due to scheduling workqueue handlers on such CPUs. The referenc...

PT-2026-64363

Name of the Vulnerable Software and Affected Versions Linux kernel versions 6.1 through 6.18.33 Description An issue exists in the MIPS architecture implementation where the smp send stop function parks secondary CPUs in stop this cpu. While the function marks the CPU as offline for the scheduler...

PT-2026-64365

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the LoongArch architecture where the stop this cpu function marks CPUs as offline for the scheduler using set cpu onlinefalse but fails to notify the Read-Copy-Update...

SUSE CVE-2026-64015

In the Linux kernel, the following vulnerability has been resolved: security/keys: fix missed RCU read section on lookup Nicholas Carlini reports that the keyring code calls assocarrayfind in findkeytoupdate without holding the RCU read lock, while the assocarraygc code really is designed around...