PT-2026-44233

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer dereference can occur in the stmmac driver when RX memory is exhausted. The driver uses a shared ring array of DMA descriptors to coordinate between the CPU and MAC. The...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989951)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989951 advisory. In the Linux kernel, the following vulnerability has been resolved: net: systemport: Add global locking for descriptor lifecycle The descriptor list is a shared...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-987083)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-987083 advisory. In the Linux kernel, the following vulnerability has been resolved: net: systemport: Add global locking for descriptor lifecycle The descriptor list is a shared...

Linux Distros Unpatched Vulnerability : CVE-2021-47587

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: net: systemport: Add global locking for descriptor lifecycle The descriptor list is a shared...

CVE-2021-47587

In the Linux kernel, the following vulnerability has been resolved: net: systemport: Add global locking for descriptor lifecycle The descriptor list is a shared resource across all of the transmit queues, and the locking mechanism used today only protects concurrency across a given transmit queue...

CVE-2021-47587

In the Linux kernel, the following vulnerability has been resolved: net: systemport: Add global locking for descriptor lifecycle The descriptor list is a shared resource across all of the transmit queues, and the locking mechanism used today only protects concurrency across a given transmit queue...

DEBIAN-CVE-2021-47587

In the Linux kernel, the following vulnerability has been resolved: net: systemport: Add global locking for descriptor lifecycle The descriptor list is a shared resource across all of the transmit queues, and the locking mechanism used today only protects concurrency across a given transmit queue...

CVE-2021-47587

In the Linux kernel, the following vulnerability has been resolved: net: systemport: Add global locking for descriptor lifecycle The descriptor list is a shared resource across all of the transmit queues, and the locking mechanism used today only protects concurrency across a given transmit queue...

CVE-2021-47587

Affected software: Linux kernel driver path related to net: systemport and descriptor lifecycle handling (descriptor list across transmit queues). Vulnerability and root cause: The descriptor lifecyle was not globally serialized across all TX queues; the existing locking only protected concurrenc...

CVE-2021-47587 net: systemport: Add global locking for descriptor lifecycle

In the Linux kernel, the following vulnerability has been resolved: net: systemport: Add global locking for descriptor lifecycle The descriptor list is a shared resource across all of the transmit queues, and the locking mechanism used today only protects concurrency across a given transmit queue...

CVE-2021-47587 net: systemport: Add global locking for descriptor lifecycle

In the Linux kernel, the following vulnerability has been resolved: net: systemport: Add global locking for descriptor lifecycle The descriptor list is a shared resource across all of the transmit queues, and the locking mechanism used today only protects concurrency across a given transmit queue...

OESA-2022-2070 kernel security update

Security Fixes: The vulnerability is a use-after-free that happens when an iouring request is being processed on a registered file and the Unix GC runs and frees the iouring fd and all the registered fds. The order at which the Unix GC processes the inflight fds may lead to registered fds be free...

GSD-2021-1002754 net: systemport: Add global locking for descriptor lifecycle

net: systemport: Add global locking for descriptor lifecycle This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.15.11 by commit...

GSD-2021-1002706 net: systemport: Add global locking for descriptor lifecycle

net: systemport: Add global locking for descriptor lifecycle This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.10.88 by commit...

GSD-2021-1002675 net: systemport: Add global locking for descriptor lifecycle

net: systemport: Add global locking for descriptor lifecycle This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.4.168 by commit...

GSD-2021-1002657 net: systemport: Add global locking for descriptor lifecycle

net: systemport: Add global locking for descriptor lifecycle This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v4.19.222 by commit...

GSD-2021-1002637 net: systemport: Add global locking for descriptor lifecycle

net: systemport: Add global locking for descriptor lifecycle This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v4.14.259 by commit...

GSD-2021-1002614 net: systemport: Add global locking for descriptor lifecycle

net: systemport: Add global locking for descriptor lifecycle This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v4.4.296 by commit...

PT-2021-27105

Name of the Vulnerable Software and Affected Versions Linux Kernel versions 3.16 through 4.14.258 Description The issue concerns the addition of global locking for descriptor lifecycle in the systemport of the net module. It was introduced in version v3.16 and fixed in version v4.14.259. The actu...

PT-2021-27091

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v4.9.294 Description The issue concerns the addition of global locking for descriptor lifecycle in the systemport of the net module. The actual impact and attack plausibility have not yet been proven...