PT-2026-64640

In the Linux kernel, the following vulnerability has been resolved: mm/shrinker: do not hold RCU lock in shrinker debugfs count show Reading the debugfs "count" file of a memcg-aware shrinker can sleep inside an RCU read-side critical section: BUG: sleeping function called from invalid context at...

PT-2026-64507

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the KVM arm64 implementation where the flush hyp vcpu function copies the host vCPU context into the hyp's private vCPU during every run. Because the ctxt to vcpu...

PT-2026-64485

In the Linux kernel, the following vulnerability has been resolved: fuse-uring: fix EFAULT clobber in fuse uring commit copy from user returns the number of bytes not copied as an unsigned residual on failure 1..sizeofstruct fuse out header. fuse uring commit stores that residual in ssize t err,...

PT-2026-64756

Name of the Vulnerable Software and Affected Versions Linux kernel version 6.18 Description An issue exists in the xfrm module where the xfrm policy fini function incorrectly calls synchronize rcu within the .exit handler of xfrm net ops. This violates the guidelines in include/net/net namespace....

Linux Distros Unpatched Vulnerability : CVE-2026-64449

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - staging: vmeuser: bound slave read/write to the kernbuf size The SLAVE-path helpers buffertouser and bufferfromuser copy 'count' bytes into/out of the fixed-siz...

PT-2026-64616

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description In the ksmbd module, the FSCTL DUPLICATE EXTENTS TO FILE control code passes the source file to vfs clone file range or vfs copy file range without verifying the SMB access mask of the...

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...

Linux Distros Unpatched Vulnerability : CVE-2026-64286

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - KVM: arm64: Clear hyprunningvcpu when flushing the pKVM hyp vCPU flushhypvcpu copies the host vCPU context into the hyp's private vCPU on every run. ctxttovcpu...

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. - 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...

Linux Distros Unpatched Vulnerability : CVE-2026-16378

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Other issue in the DOM: Copy & Paste and Drag & Drop component. This vulnerability was fixed in Firefox 153 and Thunderbird 153. CVE-2026-16378 Note that Nessus...

Linux Distros Unpatched Vulnerability : CVE-2026-64264

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - fuse-uring: fix EFAULT clobber in fuseuringcommit copyfromuser returns the number of bytes not copied as an unsigned residual on failure 1..sizeofstruct...

PT-2026-64758

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the drm/hyperv component where the hyperv receive sub function processes VMBus packets without verifying the actual number of bytes written by the host into hv-recv bu...

PT-2026-64487

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the fuse module. The fuse ref folio function unlocks a request but fails to re-lock it before returning. This allows fuse chan abort to end the request,...

CVE-2026-66038

FFmpeg through 8.1.2, fixed in commit 8670835, contains an information disclosure vulnerability in the LCL/ZLIB video decoder that allows attackers to expose uninitialized heap memory by supplying a valid zlib stream that inflates to fewer bytes than the expected frame size. The zlibdecomp functi...

CVE-2026-64253

In the Linux kernel, the following vulnerability has been resolved: kernel/fork: clear PFBLOCKTS in copyprocess PFBLOCKTS is only set in blktimegetns when current-plug is non-NULL, and blkfinishplug clears it via blkflushplug before NULLing the plug pointer. copyprocess breaks the invariant by...

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-2026-64248

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-2026-64211

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...

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...