UBUNTU-CVE-2026-74743

In the Linux kernel, the following vulnerability has been resolved: macvlan: inherit neededheadroom and neededtailroom from lowerdev macvlan devices inherit hardheaderlen from lowerdev during macvlaninit, but leave neededheadroom and neededtailroom set to 0. When the underlying lowerdev requires...

CVE-2026-74743 macvlan: inherit needed_headroom and needed_tailroom from lowerdev

In the Linux kernel, the following vulnerability has been resolved: macvlan: inherit neededheadroom and neededtailroom from lowerdev macvlan devices inherit hardheaderlen from lowerdev during macvlaninit, but leave neededheadroom and neededtailroom set to 0. When the underlying lowerdev requires...

CVE-2026-74743 macvlan: inherit needed_headroom and needed_tailroom from lowerdev

In the Linux kernel, the following vulnerability has been resolved: macvlan: inherit neededheadroom and neededtailroom from lowerdev macvlan devices inherit hardheaderlen from lowerdev during macvlaninit, but leave neededheadroom and neededtailroom set to 0. When the underlying lowerdev requires...

CVE-2026-74743

CVE-2026-74743 affects the Linux kernel's macvlan network driver. Macvlan devices inherit hard_header_len from the underlying device during initialization but leave needed_headroom and needed_tailroom set to zero. When the lower device requires extra headroom or tailroom (e.g., macsec , ipsec , w...

CVE-2026-74743: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: macvlan: inherit neededheadroom and neededtailroom from lowerdev macvlan devices inherit hardheaderlen from lowerdev during macvlaninit, but leave neededheadroom and neededtailroom set to 0. When the underlying lowerdev requires...

CVE-2026-74743: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: macvlan: inherit neededheadroom and neededtailroom from lowerdev macvlan devices inherit hardheaderlen from lowerdev during macvlaninit, but leave neededheadroom and neededtailroom set to 0. When the underlying lowerdev requires...

PT-2026-82123

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the macvlan module where devices inherit hard header len from the lower device during macvlan init but fail to inherit needed headroom and needed tailroom, leaving the...

Linux Distros Unpatched Vulnerability : CVE-2026-74743

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - macvlan: inherit neededheadroom and neededtailroom from lowerdev macvlan devices inherit hardheaderlen from lowerdev during macvlaninit, but leave neededheadroo...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098976)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098976 advisory. In the Linux kernel, the following vulnerability has been resolved: macvlan: fix possible UAF in macvlanforwardsource Add RCU protection on struct...

windows v6.05

Windows Windows inside a Docker container. Features ✨ Runs Windows inside a Docker container Automatic download and hands-free installation Supports modern and legacy Windows releases Near-native performance with KVM acceleration Customizable CPU, memory, and storage allocation Dynamic memory...

Linux kernel Net macvlan DoS

The vulnerability of the drivers/net/macvlan.c component in the Linux operating system’s kernel is related to the use of memory after it has been freed. Exploiting this vulnerability can allow an attacker to cause a service failure...

Linux Distros Unpatched Vulnerability : CVE-2026-53013

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - macvlan: fix macvlangetsize not reserving space for IFLAMACVLANBCCUTOFF macvlangetsize does not account for IFLAMACVLANBCCUTOFF, but macvlanfillinfo conditional...

macvlan: fix macvlan_get_size() not reserving space for IFLA_MACVLAN_BC_CUTOFF

...

EulerOS 2.0 SP15 : kernel (EulerOS-SA-2026-2444)

According to the versions of the kernel packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : crypto: algifaead - Revert to operating out-of-placeCVE-2026-31431 bpf: Fix undefined behavior in interpreter sdiv/smod for INTMINCVE-2026-31525...

CVE-2026-53013

A flaw was found in the Linux kernel's macvlan module. An issue in the macvlangetsize function, which incorrectly calculates the required space for network interface information, can lead to a denial of service. A local user could exploit this by configuring a macvlan interface with a specific...

SUSE CVE-2026-53013

In the Linux kernel, the following vulnerability has been resolved: macvlan: fix macvlangetsize not reserving space for IFLAMACVLANBCCUTOFF macvlangetsize does not account for IFLAMACVLANBCCUTOFF, but macvlanfillinfo conditionally includes it when port-bccutoff != 1. This causes nlaputs32 to fail...

CVE-2026-53220

In the Linux kernel, the following vulnerability has been resolved: netfilter: revalidate bridge ports ebtredirecttg dereferences brportgetrcu return without a NULL check, causing a kernel panic when the bridge port has been removed between the original hook invocation and an NFQUEUE reinject. A...

EUVD-2026-39311

In the Linux kernel, the following vulnerability has been resolved: netfilter: revalidate bridge ports ebtredirecttg dereferences brportgetrcu return without a NULL check, causing a kernel panic when the bridge port has been removed between the original hook invocation and an NFQUEUE reinject. A...

EUVD-2026-38881

In the Linux kernel, the following vulnerability has been resolved: macvlan: fix macvlangetsize not reserving space for IFLAMACVLANBCCUTOFF macvlangetsize does not account for IFLAMACVLANBCCUTOFF, but macvlanfillinfo conditionally includes it when port-bccutoff != 1. This causes nlaputs32 to fail...

CVE-2026-53013

In the Linux kernel, the following vulnerability has been resolved: macvlan: fix macvlangetsize not reserving space for IFLAMACVLANBCCUTOFF macvlangetsize does not account for IFLAMACVLANBCCUTOFF, but macvlanfillinfo conditionally includes it when port-bccutoff != 1. This causes nlaputs32 to fail...