174 matches found
WinPVDrivers: Excessive permissions on user-exposed devices
ISSUE DESCRIPTION The Windows PV drivers expose various facilities to userspace. Several of these have no security descriptor, and are therefore fully accessible to unprivileged users. These are: 1. XenCons, CVE-2025-27462 2. XenIface, CVE-2025-27463 3. XenBus, CVE-2025-27464 IMPACT Unprivileged...
SUSE CVE-2025-37949
In the Linux kernel, the following vulnerability has been resolved: xenbus: Use kref to track req lifetime Marek reported seeing a NULL pointer fault in the xenbusthread callstack: BUG: kernel NULL pointer dereference, address: 0000000000000000 RIP: e030:wakeupcommon+0x4c/0x180 Call Trace:...
DEBIAN-CVE-2025-37949
In the Linux kernel, the following vulnerability has been resolved: xenbus: Use kref to track req lifetime Marek reported seeing a NULL pointer fault in the xenbusthread callstack: BUG: kernel NULL pointer dereference, address: 0000000000000000 RIP: e030:wakeupcommon+0x4c/0x180 Call Trace:...
CVE-2025-37949
In the Linux kernel, the following vulnerability has been resolved: xenbus: Use kref to track req lifetime Marek reported seeing a NULL pointer fault in the xenbusthread callstack: BUG: kernel NULL pointer dereference, address: 0000000000000000 RIP: e030:wakeupcommon+0x4c/0x180 Call Trace:...
UBUNTU-CVE-2025-37949
In the Linux kernel, the following vulnerability has been resolved: xenbus: Use kref to track req lifetime Marek reported seeing a NULL pointer fault in the xenbusthread callstack: BUG: kernel NULL pointer dereference, address: 0000000000000000 RIP: e030:wakeupcommon+0x4c/0x180 Call Trace:...
CVE-2025-37949 xenbus: Use kref to track req lifetime
In the Linux kernel, the following vulnerability has been resolved: xenbus: Use kref to track req lifetime Marek reported seeing a NULL pointer fault in the xenbusthread callstack: BUG: kernel NULL pointer dereference, address: 0000000000000000 RIP: e030:wakeupcommon+0x4c/0x180 Call Trace:...
Linux kernel 安全漏洞
Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. Linux kernel has a security vulnerability that stems from insufficient req lifecycle tracking in xenbus...
CVE-2025-37949: NULL Pointer Dereference
In the Linux kernel, the following vulnerability has been resolved: xenbus: Use kref to track req lifetime Marek reported seeing a NULL pointer fault in the xenbusthread callstack: BUG: kernel NULL pointer dereference, address: 0000000000000000 RIP: e030:wakeupcommon+0x4c/0x180 Call Trace:...
PT-2025-22210
Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer fault was reported in the xenbus thread callstack. The issue occurs when the req object is freed while the xenbus thread is still using it, causing a kernel NULL pointer...
The vulnerability of the Xen kernel component in the Linux operating system, which allows a hacker to trigger a service failure
The vulnerability of the xen component in the Linux operating system’s kernel is related to a memory leak in the xenbusdevprobe function. Exploiting this vulnerability can allow an attacker to cause a service failure...
SUSE CVE-2024-53198
In the Linux kernel, the following vulnerability has been resolved: xen: Fix the issue of resource not being properly released in xenbusdevprobe This patch fixes an issue in the function xenbusdevprobe. In the xenbusdevprobe function, within the if err branch at line 313, the program incorrectly...
UBUNTU-CVE-2024-53198
In the Linux kernel, the following vulnerability has been resolved: xen: Fix the issue of resource not being properly released in xenbusdevprobe This patch fixes an issue in the function xenbusdevprobe. In the xenbusdevprobe function, within the if err branch at line 313, the program incorrectly...
PT-2024-35645
Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A resource release issue in the xenbus dev probe function has been identified. The function incorrectly returns an error without releasing resources allocated by drv-probedev, id, leadin...
EulerOS Virtualization 2.10.0 : kernel (EulerOS-SA-2023-1933)
According to the versions of the kernel packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : Linux PV device frontends vulnerable to attacks by backends This CNA information record relates to multiple CVEs; the text explains...
SUSE CVE-2022-23036
Linux PV device frontends vulnerable to attacks by backends This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Several Linux PV device frontends are using the grant table interfaces for removing access rights of the...
SUSE CVE-2022-23038
Linux PV device frontends vulnerable to attacks by backends This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Several Linux PV device frontends are using the grant table interfaces for removing access rights of the...
SUSE CVE-2022-23037
Linux PV device frontends vulnerable to attacks by backends This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Several Linux PV device frontends are using the grant table interfaces for removing access rights of the...
SUSE CVE-2022-23041
Linux PV device frontends vulnerable to attacks by backends This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Several Linux PV device frontends are using the grant table interfaces for removing access rights of the...
SUSE CVE-2022-23040
Linux PV device frontends vulnerable to attacks by backends This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Several Linux PV device frontends are using the grant table interfaces for removing access rights of the...
SUSE CVE-2022-23042
Linux PV device frontends vulnerable to attacks by backends This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Several Linux PV device frontends are using the grant table interfaces for removing access rights of the...