Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: net: Marvell: Prestera: Fixed an issue where double-free operations occurred on the error path. Fixed error path handling in presterabridgeportjoin, which could cause the Prestera driver to crash see below. Trace: - Internal...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Net: Marvell: Pestera: Fixed handling of IPv4 routes with nhid. Fixed the handling of IPv4 routes that reference a nexthop via its id by replacing calls to fibinfonh with fibinfonhc. When attempting to add an IPv4 route that...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: marvell: prestera: Fixed a memory leak in presterarxtxswitchinit. When presterasdmaswitchinit failed, the memory pointed to by sw-rxtx wasn’t released. This issue has been addressed. The fix has only been compiled, but not...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: marvell: prestera: Fixed a NULL dereferencing on devlinkalloc failure. devlinkalloc may return NULL when allocation fails, but presteradevlinkalloc will unconditionally call devlinkpriv on the returned pointer. This leads to...

EUVD-2026-8521

In the Linux kernel, the following vulnerability has been resolved: net: marvell: prestera: fix NULL dereference on devlinkalloc failure devlinkalloc may return NULL on allocation failure, but presteradevlinkalloc unconditionally calls devlinkpriv on the returned pointer. This leads to a NULL...

CVE-2026-23019

In the Linux kernel, the following vulnerability has been resolved: net: marvell: prestera: fix NULL dereference on devlinkalloc failure devlinkalloc may return NULL on allocation failure, but presteradevlinkalloc unconditionally calls devlinkpriv on the returned pointer. This leads to a NULL...

SUSE CVE-2026-23019

In the Linux kernel, the following vulnerability has been resolved: net: marvell: prestera: fix NULL dereference on devlinkalloc failure devlinkalloc may return NULL on allocation failure, but presteradevlinkalloc unconditionally calls devlinkpriv on the returned pointer. This leads to a NULL...

CVE-2026-23019

In the Linux kernel, the following vulnerability has been resolved: net: marvell: prestera: fix NULL dereference on devlinkalloc failure devlinkalloc may return NULL on allocation failure, but presteradevlinkalloc unconditionally calls devlinkpriv on the returned pointer. This leads to a NULL...

CVE-2026-23019

In the Linux kernel, the following vulnerability has been resolved: net: marvell: prestera: fix NULL dereference on devlinkalloc failure devlinkalloc may return NULL on allocation failure, but presteradevlinkalloc unconditionally calls devlinkpriv on the returned pointer. This leads to a NULL...

UBUNTU-CVE-2026-23019

In the Linux kernel, the following vulnerability has been resolved: net: marvell: prestera: fix NULL dereference on devlinkalloc failure devlinkalloc may return NULL on allocation failure, but presteradevlinkalloc unconditionally calls devlinkpriv on the returned pointer. This leads to a NULL...

CVE-2026-23019

In the Linux kernel, the following vulnerability has been resolved: net: marvell: prestera: fix NULL dereference on devlinkalloc failure devlinkalloc may return NULL on allocation failure, but presteradevlinkalloc unconditionally calls devlinkpriv on the returned pointer. This leads to a NULL...

CVE-2026-23019

CVE-2026-23019 describes a NULL dereference in the Linux kernel’s net: marvell: prestera code. The root cause is that prestera_devlink_alloc() calls devlink_priv() on the pointer returned by devlink_alloc() without verifying that the pointer is non-NULL; if allocation fails, this leads to a NULL ...

CVE-2026-23019 net: marvell: prestera: fix NULL dereference on devlink_alloc() failure

In the Linux kernel, the following vulnerability has been resolved: net: marvell: prestera: fix NULL dereference on devlinkalloc failure devlinkalloc may return NULL on allocation failure, but presteradevlinkalloc unconditionally calls devlinkpriv on the returned pointer. This leads to a NULL...

EUVD-2026-5075

In the Linux kernel, the following vulnerability has been resolved: net: marvell: prestera: fix NULL dereference on devlinkalloc failure devlinkalloc may return NULL on allocation failure, but presteradevlinkalloc unconditionally calls devlinkpriv on the returned pointer. This leads to a NULL...

CVE-2026-23019

In the Linux kernel, the following vulnerability has been resolved: net: marvell: prestera: fix NULL dereference on devlinkalloc failure devlinkalloc may return NULL on allocation failure, but presteradevlinkalloc unconditionally calls devlinkpriv on the returned pointer. This leads to a NULL...

CVE-2026-23019 net: marvell: prestera: fix NULL dereference on devlink_alloc() failure

In the Linux kernel, the following vulnerability has been resolved: net: marvell: prestera: fix NULL dereference on devlinkalloc failure devlinkalloc may return NULL on allocation failure, but presteradevlinkalloc unconditionally calls devlinkpriv on the returned pointer. This leads to a NULL...

Linux Distros Unpatched Vulnerability : CVE-2026-23019

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net: marvell: prestera: fix NULL dereference on devlinkalloc failure devlinkalloc may return NULL on allocation failure, but presteradevlinkalloc unconditionall...

PT-2026-5522

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel’s networking subsystem related to Marvell Prestera devices. A failure in the devlink alloc function to allocate memory can lead to a NULL pointer...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989269)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989269 advisory. In the Linux kernel, the following vulnerability has been resolved: net: marvell: prestera: fix memory leak in presterarxtxswitchinit When presterasdmaswitchinit...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989190)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989190 advisory. In the Linux kernel, the following vulnerability has been resolved: net: marvell: prestera: fix double free issue on err path fix error path handling in...