CVE-2025-71223

In the Linux kernel, the following vulnerability has been resolved: smb/server: fix refcount leak in smb2open When ksmbdvfsgetattr fails, the reference count of ksmbdfile must be released...

UBUNTU-CVE-2026-23134

In the Linux kernel, the following vulnerability has been resolved: slab: fix kmallocnolock context check for PREEMPTRT On PREEMPTRT kernels, locallock becomes a sleeping lock. The current check in kmallocnolock only verifies we're not in NMI or hard IRQ context, but misses the case where...

UBUNTU-CVE-2026-23139

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconncount: update lastgc only when GC has been performed Currently lastgc is being updated everytime a new connection is tracked, that means that it is updated even if a GC wasn't performed. With a sufficiently high...

CVE-2026-23139 netfilter: nf_conncount: update last_gc only when GC has been performed

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconncount: update lastgc only when GC has been performed Currently lastgc is being updated everytime a new connection is tracked, that means that it is updated even if a GC wasn't performed. With a sufficiently high...

CVE-2026-23139

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconncount: update lastgc only when GC has been performed Currently lastgc is being updated everytime a new connection is tracked, that means that it is updated even if a GC wasn't performed. With a sufficiently high...

CVE-2026-23139 netfilter: nf_conncount: update last_gc only when GC has been performed

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconncount: update lastgc only when GC has been performed Currently lastgc is being updated everytime a new connection is tracked, that means that it is updated even if a GC wasn't performed. With a sufficiently high...

CVE-2026-23127

In the Linux kernel, the following vulnerability has been resolved: perf: Fix refcount warning on event-mmapcount increment When calling refcountinc&event-mmapcount inside perfmmaprb, the following warning is triggered: refcountt: addition on 0; use-after-free. WARNING: lib/refcount.c:25 PoC:...

CVE-2026-23127

In the Linux kernel, the following vulnerability has been resolved: perf: Fix refcount warning on event-mmapcount increment When calling refcountinc&event-mmapcount inside perfmmaprb, the following warning is triggered: refcountt: addition on 0; use-after-free. WARNING: lib/refcount.c:25 PoC:...

UBUNTU-CVE-2026-23127

In the Linux kernel, the following vulnerability has been resolved: perf: Fix refcount warning on event-mmapcount increment When calling refcountinc&event-mmapcount inside perfmmaprb, the following warning is triggered: refcountt: addition on 0; use-after-free. WARNING: lib/refcount.c:25 PoC:...

CVE-2026-23127

CVE-2026-23127 affects the Linux kernel perf subsystem. The issue is caused by a refcount warning in perf_mmap_rb() when updating event->mmap_count during group-member mmap creation with PERF_FLAG_FD_OUTPUT. Specifically, refcount_inc(&event->mmap_count) can run when mmap_count is 0, trigge...

CVE-2026-23127

In the Linux kernel, the following vulnerability has been resolved: perf: Fix refcount warning on event-mmapcount increment When calling refcountinc&event-mmapcount inside perfmmaprb, the following warning is triggered: refcountt: addition on 0; use-after-free. WARNING: lib/refcount.c:25 PoC:...

CVE-2026-23127 perf: Fix refcount warning on event->mmap_count increment

In the Linux kernel, the following vulnerability has been resolved: perf: Fix refcount warning on event-mmapcount increment When calling refcountinc&event-mmapcount inside perfmmaprb, the following warning is triggered: refcountt: addition on 0; use-after-free. WARNING: lib/refcount.c:25 PoC:...

CVE-2026-23127 perf: Fix refcount warning on event->mmap_count increment

In the Linux kernel, the following vulnerability has been resolved: perf: Fix refcount warning on event-mmapcount increment When calling refcountinc&event-mmapcount inside perfmmaprb, the following warning is triggered: refcountt: addition on 0; use-after-free. WARNING: lib/refcount.c:25 PoC:...

Linux kernel 安全漏洞

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from an unchecked segment count. This vulnerability may lead to buffer overflows and kernel crashes...

CVE-2026-23129: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: dpll: Prevent duplicate registrations Modify the internal registration helpers dpllxarefdpll,pinadd to reject duplicate registration attempts. Previously, if a caller attempted to register the same pin multiple times with the sam...

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 improper reference counting of event-mmapcount in the perf tool. This vulnerability may lead to t...

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 fact that the reference count is not released in the parsedurablehandlecontext function,...

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 the ksmbdvfsgetattr function in smb2open, resulting in the failure to release the...

Linux Distros Unpatched Vulnerability : CVE-2026-23193

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - scsi: target: iscsi: Fix use-after-free in iscsitdecsessionusagecount In iscsitdecsessionusagecount, the function calls complete while holding the...

CVE-2025-15524

CVE-2025-15524 affects the WordPress plugin Gallery by FooGallery (versions up to and including 3.1.9). A missing capability check in ajax_get_gallery_info() allows authenticated users with Subscriber-level access and above to enumerate gallery IDs and retrieve private/draft/password-protected ga...