CVE-2026-74693

A flaw was found in the prestera network driver in the Linux kernel. The presterafwhdrparse function reads the firmware header before checking that the firmware image contains the entire header. This oversight could allow a local attacker to provide a specially crafted, malformed firmware image,...

Astra Linux – Vulnerability in 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...

CVE-2026-74693

In the Linux kernel, the following vulnerability has been resolved: net: prestera: validate firmware header length presterafwhdrparse reads the firmware header before checking that the firmware image contains that header. Reject images shorter than struct presterafwheader before decoding the magi...

CVE-2026-74693 net: prestera: validate firmware header length

In the Linux kernel, the following vulnerability has been resolved: net: prestera: validate firmware header length presterafwhdrparse reads the firmware header before checking that the firmware image contains that header. Reject images shorter than struct presterafwheader before decoding the magi...

EUVD-2026-64380

In the Linux kernel, the following vulnerability has been resolved: net: prestera: validate firmware header length presterafwhdrparse reads the firmware header before checking that the firmware image contains that header. Reject images shorter than struct presterafwheader before decoding the magi...

CVE-2026-74693

CVE-2026-74693 affects the Linux kernel 's Prestera network driver (net: prestera). The function prestera_fw_hdr_parse() reads the firmware header before verifying that the firmware image is long enough to contain it, resulting in an out-of-bounds read of the magic and version fields. The fix rej...

CVE-2026-74693 net: prestera: validate firmware header length

In the Linux kernel, the following vulnerability has been resolved: net: prestera: validate firmware header length presterafwhdrparse reads the firmware header before checking that the firmware image contains that header. Reject images shorter than struct presterafwheader before decoding the magi...

Linux Distros Unpatched Vulnerability : CVE-2026-74693

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net: prestera: validate firmware header length presterafwhdrparse reads the firmware header before checking that the firmware image contains that header. Reject...

PT-2026-79698

In the Linux kernel, the following vulnerability has been resolved: net: prestera: validate firmware header length prestera fw hdr parse reads the firmware header before checking that the firmware image contains that header. Reject images shorter than struct prestera fw header before decoding the...

Astra Linux – Vulnerability found in Linux 6.12, 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 can lead...

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 in Linux 5.10

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...

The vulnerability of the prestera_devlink_alloc() function in the drivers/net/ethernet/marvell/prestera/prestera_devlink.c file of the Ethernet network adapter driver module for the Marvell Ethernet network adapter in the Linux operating system allows a hacker to cause a service failure.

The vulnerability of the presteradevlinkalloc function in the drivers/net/ethernet/marvell/prestera/presteradevlink.c file of the Ethernet network adapter driver for the Linux operating system is related to the passing of pointers. Exploiting this vulnerability could allow a remote attacker 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...