CVE-2026-72494: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Replace waitqueue and flag with completion The driver previously used a waitqueue along with an explicit requestdone flag, but without proper barriers around requestdone. An earlier patch by Gui-Dong Han attempted to...

PT-2022-28430

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.4.176 Description A potential issue in the USB core of the Linux Kernel may cause a hang in usb kill urb due to missing memory barriers. The actual impact and attack plausibility have not yet been proven...

PT-2022-28469

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.10.96 Description A potential issue in the USB core of the Linux Kernel may cause a hang in usb kill urb due to missing memory barriers. The actual impact and attack plausibility have not yet been proven...

Xen Missing memory barriers DoS (XSA-340)

A denial of service DoS vulnerability exists in Xen servers when accessing/allocating an event channel due to a missing memory barrier. An authenticated, local attacker may be able to cause a hypervisor crash resulting in a Denial of Service DoS. Note that Nessus has not tested for this issue but...

CVE-2020-25603

An issue was discovered in Xen through 4.14.x. There are missing memory barriers when accessing/allocating an event channel. Event channels control structures can be accessed lockless as long as the port is considered to be valid. Such a sequence is missing an appropriate memory barrier e.g., smp...

CVE-2020-25603

An issue was discovered in Xen through 4.14.x. There are missing memory barriers when accessing/allocating an event channel. Event channels control structures can be accessed lockless as long as the port is considered to be valid. Such a sequence is missing an appropriate memory barrier e.g., smp...

CVE-2020-25603: Always-Incorrect Control Flow Implementation

An issue was discovered in Xen through 4.14.x. There are missing memory barriers when accessing/allocating an event channel. Event channels control structures can be accessed lockless as long as the port is considered to be valid. Such a sequence is missing an appropriate memory barrier e.g., smp...

openSUSE Security Update : xen (openSUSE-2020-599)

This update for xen fixes the following issues : Security issues fixed : - CVE-2020-11742: Bad continuation handling in GNTTABOPcopy bsc1169392. - CVE-2020-11740, CVE-2020-11741: xen: XSA-313 multiple xenoprof issues bsc1168140. - CVE-2020-11739: Missing memory barriers in read-write unlock paths...

CVE-2020-11739

An issue was discovered in Xen through 4.13.x, allowing guest OS users to cause a denial of service or possibly gain privileges because of missing memory barriers in read-write unlock paths. The read-write unlock paths don't contain a memory barrier. On Arm, this means a processor is allowed to...

CVE-2020-11739

An issue was discovered in Xen through 4.13.x, allowing guest OS users to cause a denial of service or possibly gain privileges because of missing memory barriers in read-write unlock paths. The read-write unlock paths don't contain a memory barrier. On Arm, this means a processor is allowed to...