Null pointer dereference

The bluetooth HCI host layer logic not clearing a global reference to a state pointer after handling connection events may allow a malicious HCI Controller to cause the use of a dangling reference in the host layer, leading to a crash DoS or potential RCE on the Host layer...

CVE-2023-1901 HCI send_sync Dangling Semaphore Reference Re-use

The bluetooth HCI host layer logic not clearing a global reference to a semaphore after synchronously sending HCI commands may allow a malicious HCI Controller to cause the use of a dangling reference in the host layer, leading to a crash DoS or potential RCE on the Host layer...

CVE-2023-1901

The CVE concerns Zephyr's Bluetooth HCI host layer. The issue arises from not clearing a global reference to a semaphore after synchronously sending HCI commands, which may allow a malicious HCI Controller to reuse a dangling reference in the host layer. Reported impacts include DoS via a crash a...

CVE-2023-1901 HCI send_sync Dangling Semaphore Reference Re-use

The bluetooth HCI host layer logic not clearing a global reference to a semaphore after synchronously sending HCI commands may allow a malicious HCI Controller to cause the use of a dangling reference in the host layer, leading to a crash DoS or potential RCE on the Host layer...

CVE-2023-1902 HCI Connection Creation Dangling State Reference Re-use

The bluetooth HCI host layer logic not clearing a global reference to a state pointer after handling connection events may allow a malicious HCI Controller to cause the use of a dangling reference in the host layer, leading to a crash DoS or potential RCE on the Host layer...

CVE-2023-1902 HCI Connection Creation Dangling State Reference Re-use

The bluetooth HCI host layer logic not clearing a global reference to a state pointer after handling connection events may allow a malicious HCI Controller to cause the use of a dangling reference in the host layer, leading to a crash DoS or potential RCE on the Host layer...

CVE-2023-1902 HCI Connection Creation Dangling State Reference Re-use

The bluetooth HCI host layer logic not clearing a global reference to a state pointer after handling connection events may allow a malicious HCI Controller to cause the use of a dangling reference in the host layer, leading to a crash DoS or potential RCE on the Host layer...

PT-2023-4151 · Zephyr · Zephyr

Name of the Vulnerable Software and Affected Versions: Zephyr affected versions not specified Description: The issue is related to a Bluetooth protocol implementation flaw in the Zephyr real-time operating system, involving the use of memory after it has been freed. This could allow a remote...

PT-2023-4150 · Zephyr · Zephyr

Name of the Vulnerable Software and Affected Versions: Zephyr affected versions not specified Description: The issue is related to the Bluetooth protocol implementation, specifically with the bluetooth HCI host layer logic not clearing a global reference to a semaphore after synchronously sending...

Zephyr 资源管理错误漏洞

Zephyr is an extensible real-time operating system RTOS open-sourced by the Zephyr Project. A resource management error vulnerability exists in Zephyr 3.3 and earlier versions that stems from not clearing global references to state pointers after processing connection events, which could allow a...

Zephyr 缓冲区错误漏洞

Zephyr is an extensible real-time operating system RTOS open-sourced by the Zephyr Project. A security vulnerability exists in Zephyr 3.3 and earlier versions that stems from not clearing global references to semaphores after synchronously sending HCI commands, which could allow a malicious HCI...

Mozilla: Subdomain takeover on one of the subdomain under mozaws.net

A dangling DNS record enabled subdomain takeover on a mozaws.net subdomain. Researchers exploited this to host content on the affected subdomain...

EulerOS Virtualization 3.0.6.0 : xorg-x11-server (EulerOS-SA-2023-2234)

According to the versions of the xorg-x11-server packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - A flaw was found in the Xorg-x11-server. An out-of-bounds access issue can occur in the ProcXkbSetGeometry function due ...

xorg-x11-server: DeepCopyPointerClasses use-after-free leads to privilege elevation

A vulnerability was found in X.Org. This issue occurs due to a dangling pointer in DeepCopyPointerClasses that can be exploited by ProcXkbSetDeviceInfo and ProcXkbGetDeviceInfo to read and write into freed memory. This can lead to local privilege elevation on systems where the X server runs...

kernel: fs: dlm: fix invalid derefence of sb_lvbptr

In the Linux kernel, the following vulnerability has been resolved: fs: dlm: fix invalid derefence of sblvbptr I experience issues when putting a lkbsb on the stack and have sblvbptr field to a dangled pointer while not using DLMLKFVALBLK. It will crash with the following kernel message, the...

Important: glib2

Issue Overview: In GNOME GLib 2.56.1, gmarkupparsecontextendparse in gmarkup.c has a NULL pointer dereference. CVE-2018-16428 GNOME GLib 2.56.1 has an out-of-bounds read vulnerability in gmarkupparsecontextparse in gmarkup.c, related to utf8str. CVE-2018-16429 The keyfile settings backend in GNOM...

ROS-20230419-03

The X.Org Server vulnerability is related to a post-release exploit bug where, when handling the deletion of a of a window, Xserver leaves a dangling pointer to that window in the CompScreen structure. Exploitation of the vulnerability could allow an attacker to cause a post-release usage error a...

Advisory ROSA-SA-2023-2154

Software: tigervnc 1.8.0 OS: rosa-server79 packageevrstring: 1.8.0-25 CVE-ID: CVE-2023-1393 BDU-ID: None CVE-Crit: HIGH CVE-DESC: Use-After-Free can result in elevated local privileges. If a client explicitly destroys a linker overlay window also known as COW, Xserver will leave a dangling pointe...

xorg-x11-server: X.Org Server Overlay Window Use-After-Free Local Privilege Escalation Vulnerability

A vulnerability was found in X.Org Server. This flaw occurs if a client explicitly destroys the compositor overlay window aka COW, where Xserver leaves a dangling pointer to that window in the CompScreen structure, which will later trigger a use-after-free issue. The Overlay Window use-after-free...

xorg-x11-server: X.Org Server Overlay Window Use-After-Free Local Privilege Escalation Vulnerability

A vulnerability was found in X.Org Server. This flaw occurs if a client explicitly destroys the compositor overlay window aka COW, where Xserver leaves a dangling pointer to that window in the CompScreen structure, which will later trigger a use-after-free issue. The Overlay Window use-after-free...