CVE-2026-41421 SiYuan Desktop Notification XSS Leads to Electron RCE

SiYuan is an open-source personal knowledge management system. Prior to 3.6.5, SiYuan desktop renders notification messages as raw HTML inside an Electron renderer. The notification route POST /api/notification/pushMsg accepts a user-controlled msg value, forwards it through the backend broadcast...

xfs: avoid dereferencing log items after push callbacks

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xfs: save ailp before dropping the AIL lock in push callbacks

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SUSE CVE-2026-31453

In the Linux kernel, the following vulnerability has been resolved: xfs: avoid dereferencing log items after push callbacks After xfsaildpushitem calls ioppush, the log item may have been freed if the AIL lock was dropped during the push. Background inode reclaim or the dquot shrinker can free th...

CVE-2026-39087

ntfy before 2.22.0 allows SSRF because of an unanchored regular expression for web push endpoint URLs...

CVE-2026-39087: Regular Expression without Anchors

ntfy before 2.22.0 allows SSRF because of an unanchored regular expression for web push endpoint URLs...

GHSA-J99G-7RQW-Q9JG nimiq-blockchain: Peer-triggerable panic during history sync

Impact HistoryStore::puthistorictxns uses an assert! to enforce invariants about HistoricTransaction.blocknumber must be within the macro block being pushed and within the same epoch. During history sync, a peer can influence the history: &HistoricTransaction input passed into...

EUVD-2026-24794

In the Linux kernel, the following vulnerability has been resolved: xfs: stop reclaim before pushing AIL during unmount The unmount sequence in xfsunmountflushinodes pushed the AIL while background reclaim and inodegc are still running. This is broken independently of any use-after-free issues -...

EUVD-2026-24792

In the Linux kernel, the following vulnerability has been resolved: xfs: avoid dereferencing log items after push callbacks After xfsaildpushitem calls ioppush, the log item may have been freed if the AIL lock was dropped during the push. Background inode reclaim or the dquot shrinker can free th...

EUVD-2026-24793

In the Linux kernel, the following vulnerability has been resolved: xfs: save ailp before dropping the AIL lock in push callbacks In xfsinodeitempush and xfsqmdquotlogitempush, the AIL lock is dropped to perform buffer IO. Once the cluster buffer no longer protects the log item from reclaim, the...

AZL-83207 CVE-2026-31455 affecting package kernel for versions less than 6.6.134.1-2

In the Linux kernel, the following vulnerability has been resolved: xfs: stop reclaim before pushing AIL during unmount The unmount sequence in xfsunmountflushinodes pushed the AIL while background reclaim and inodegc are still running. This is broken independently of any use-after-free issues -...

CVE-2026-31453

In the Linux kernel, the following vulnerability has been resolved: xfs: avoid dereferencing log items after push callbacks After xfsaildpushitem calls ioppush, the log item may have been freed if the AIL lock was dropped during the push. Background inode reclaim or the dquot shrinker can free th...

CVE-2026-31455 xfs: stop reclaim before pushing AIL during unmount

In the Linux kernel, the following vulnerability has been resolved: xfs: stop reclaim before pushing AIL during unmount The unmount sequence in xfsunmountflushinodes pushed the AIL while background reclaim and inodegc are still running. This is broken independently of any use-after-free issues -...

CVE-2026-31453

The CVE-2026-31453 issue affects the Linux kernel XFS path. The root cause is use-after-free-like behavior: after xfsaild_push_item() calls iop_push(), the log item could be freed if the AIL lock is dropped, allowing a freed log item to be dereferenced by tracepoints in the switch that follow. Th...

CVE-2026-31453 xfs: avoid dereferencing log items after push callbacks

In the Linux kernel, the following vulnerability has been resolved: xfs: avoid dereferencing log items after push callbacks After xfsaildpushitem calls ioppush, the log item may have been freed if the AIL lock was dropped during the push. Background inode reclaim or the dquot shrinker can free th...

CVE-2026-31453 xfs: avoid dereferencing log items after push callbacks

In the Linux kernel, the following vulnerability has been resolved: xfs: avoid dereferencing log items after push callbacks After xfsaildpushitem calls ioppush, the log item may have been freed if the AIL lock was dropped during the push. Background inode reclaim or the dquot shrinker can free th...

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 xfs inodeitempush and xfsqmdquotlogitempush functions. These functions access lip-liailp afte...

Linux Distros Unpatched Vulnerability : CVE-2026-31455

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - xfs: stop reclaim before pushing AIL during unmount The unmount sequence in xfsunmountflushinodes pushed the AIL while background reclaim and inodegc are still...

The vulnerability of the Windows Push Notifications service allows a perpetrator to escalate their privileges.

The vulnerability of Windows push-notifications services is related to synchronization errors when using a shared resource “Race Conditions”. Exploiting this vulnerability can allow an attacker to increase their privileges...

PT-2026-34196

An authorization bypass vulnerability was identified in GitHub Enterprise Server that allowed an attacker with admin access on one repository to modify the secret scanning push protection delegated bypass reviewer list on another repository by manipulating the owner id parameter in the request...