GHSA-FW38-PC54-JVX9 Klever-Go KVM: Throttler slot leak in trie account-data sync causes epoch bootstrap / state sync DoS

Summary The account-data trie syncers leak bounded throttler slots on error paths in syncDataTrie. Each failed trie sync permanently consumes one slot from the NumGoRoutinesThrottler, and the slot is never returned unless the sync succeeds or the root hash was already present. I confirmed this on...

CVE-2026-50260

A use-after-free flaw was found in the X.Org X server and Xwayland in FreeCounter. A client that sets up multiple SyncCounters and awaits on those triggers can trigger a use-after-free when destroying those counters via a second client connection. This may be used to crash the server, or for...

UBUNTU-CVE-2026-50261

A use-after-free flaw was found in the X.Org X server and Xwayland in SyncChangeCounter. A client that sets up multiple SyncCounters can trigger a use-after-free when destroying those counters via a second client connection while changing those counters. This may be used to crash the server, or f...

CVE-2026-50261

The CVE-2026-50261 entry describes a use-after-free in the X.Org X server and Xwayland related to SyncChangeCounter(). A client that creates multiple SyncCounters can trigger a use-after-free when those counters are destroyed via a second client connection during a change, potentially crashing th...

EUVD-2026-34817

A use-after-free flaw was found in the X.Org X server and Xwayland in SyncChangeCounter. A client that sets up multiple SyncCounters can trigger a use-after-free when destroying those counters via a second client connection while changing those counters. This may be used to crash the server, or f...

CVE-2026-50261 Xorg-x11-server: xorg-x11-server-xwayland: xorg-x11-server: use-after-free in syncchangecounter()

A use-after-free flaw was found in the X.Org X server and Xwayland in SyncChangeCounter. A client that sets up multiple SyncCounters can trigger a use-after-free when destroying those counters via a second client connection while changing those counters. This may be used to crash the server, or f...

CVE-2026-50261

A use-after-free flaw was found in the X.Org X server and Xwayland in SyncChangeCounter. A client that sets up multiple SyncCounters can trigger a use-after-free when destroying those counters via a second client connection while changing those counters. This may be used to crash the server, or f...

CVE-2026-50261 Xorg-x11-server: xorg-x11-server-xwayland: xorg-x11-server: use-after-free in syncchangecounter()

A use-after-free flaw was found in the X.Org X server and Xwayland in SyncChangeCounter. A client that sets up multiple SyncCounters can trigger a use-after-free when destroying those counters via a second client connection while changing those counters. This may be used to crash the server, or f...

CVE-2026-50260

The CVE-2026-50260 entry concerns the X.Org X server and Xwayland, where a use-after-free in FreeCounter() can be triggered by a client that sets up multiple SyncCounters and destroys them via a second client connection. The consequence is potential server crash and, if the X server runs as root,...

CVE-2026-50260

A use-after-free flaw was found in the X.Org X server and Xwayland in FreeCounter. A client that sets up multiple SyncCounters and awaits on those triggers can trigger a use-after-free when destroying those counters via a second client connection. This may be used to crash the server, or for...

CVE-2026-50260 Xorg-x11-server: xorg-x11-server-xwayland: xorg-x11-server: use-after-free in freecounter()

A use-after-free flaw was found in the X.Org X server and Xwayland in FreeCounter. A client that sets up multiple SyncCounters and awaits on those triggers can trigger a use-after-free when destroying those counters via a second client connection. This may be used to crash the server, or for...

[SECURITY] Fedora 44 Update: nextcloud-33.0.4-1.fc44

NextCloud gives you universal access to your files through a web interface or WebDAV. It also provides a platform to easily view & sync your contacts, calendars and bookmarks across all your devices and enables basic editing rig ht on the web. NextCloud is extendable via a simple but powerful API...

EUVD-2026-34483

Insufficient validation of untrusted input in Tab Group Sync in Google Chrome on Android prior to 149.0.7827.53 allowed a remote attacker to inject arbitrary scripts or HTML UXSS via malicious network traffic. Chromium security severity: Medium...

CVE-2026-50260

A use-after-free flaw was found in the X.Org X server and Xwayland in FreeCounter. A client that sets up multiple SyncCounters and awaits on those triggers can trigger a use-after-free when destroying those counters via a second client connection. This may be used to crash the server, or for...

DEBIAN-CVE-2026-11034

Insufficient validation of untrusted input in Tab Group Sync in Google Chrome on Android prior to 149.0.7827.53 allowed a remote attacker to inject arbitrary scripts or HTML UXSS via malicious network traffic. Chromium security severity: Medium...

CVE-2026-11034

Insufficient validation of untrusted input in Tab Group Sync in Google Chrome on Android prior to 149.0.7827.53 allowed a remote attacker to inject arbitrary scripts or HTML UXSS via malicious network traffic. Chromium security severity: Medium...

CVE-2026-11034

Insufficient validation of untrusted input in Tab Group Sync in Google Chrome on Android prior to 149.0.7827.53 allowed a remote attacker to inject arbitrary scripts or HTML UXSS via malicious network traffic. Chromium security severity: Medium...

CVE-2026-11034

Insufficient validation of untrusted input in Tab Group Sync in Google Chrome on Android prior to 149.0.7827.53 allowed a remote attacker to inject arbitrary scripts or HTML UXSS via malicious network traffic. Chromium security severity: Medium...

CVE-2026-11034

Insufficient validation of untrusted input in Tab Group Sync in Google Chrome on Android prior to 149.0.7827.53 allowed a remote attacker to inject arbitrary scripts or HTML UXSS via malicious network traffic. Chromium security severity: Medium...

CVE-2026-11034

Insufficient validation of untrusted input in Tab Group Sync in Google Chrome on Android prior to 149.0.7827.53 allowed a remote attacker to inject arbitrary scripts or HTML UXSS via malicious network traffic. Chromium security severity: Medium...