SUSE CVE-2026-46153

In the Linux kernel, the following vulnerability has been resolved: 8021q: delete cleared egress QoS mappings vlandevsetegresspriority currently keeps cleared egress priority mappings in the hash as tombstones. Repeated set/clear cycles with distinct skb priorities therefore accumulate mapping...

UBUNTU-CVE-2026-46153

In the Linux kernel, the following vulnerability has been resolved: 8021q: delete cleared egress QoS mappings vlandevsetegresspriority currently keeps cleared egress priority mappings in the hash as tombstones. Repeated set/clear cycles with distinct skb priorities therefore accumulate mapping...

CVE-2026-46153 8021q: delete cleared egress QoS mappings

In the Linux kernel, the following vulnerability has been resolved: 8021q: delete cleared egress QoS mappings vlandevsetegresspriority currently keeps cleared egress priority mappings in the hash as tombstones. Repeated set/clear cycles with distinct skb priorities therefore accumulate mapping...

EUVD-2026-32780

In the Linux kernel, the following vulnerability has been resolved: 8021q: delete cleared egress QoS mappings vlandevsetegresspriority currently keeps cleared egress priority mappings in the hash as tombstones. Repeated set/clear cycles with distinct skb priorities therefore accumulate mapping...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the unresolved QoS mapping in 8021q, which may lead to memory leaks if not removed...

PT-2026-44276

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified openSUSE Tumbleweed versions prior to kernel-devel-7.0.11-1.1 Description A memory leak occurs in the 8021q module when vlan dev set egress priority is used. The system keeps cleared egress priority...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: dsa: tag8021q: Avoid leaking ctx on the error path of dsatag8021qregister If dsatag8021qsetup fails, for example due to the inability of the device to install a VLAN, the tag8021q context of the switch will be leaked. Make...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-005187)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005187 advisory. In the Linux kernel, the following vulnerability has been resolved: net: lapb: increase LAPBHEADERLEN It is unclear if net/lapb code is supposed to be ready for 8021...

SUSE CVE-2022-50837

In the Linux kernel, the following vulnerability has been resolved: net: dsa: tag8021q: avoid leaking ctx on dsatag8021qregister error path If dsatag8021qsetup fails, for example due to the inability of the device to install a VLAN, the tag8021q context of the switch will leak. Make sure it is...

EUVD-2022-55861

In the Linux kernel, the following vulnerability has been resolved: net: dsa: tag8021q: avoid leaking ctx on dsatag8021qregister error path If dsatag8021qsetup fails, for example due to the inability of the device to install a VLAN, the tag8021q context of the switch will leak. Make sure it is...

CVE-2022-50837

In the Linux kernel, the following vulnerability has been resolved: net: dsa: tag8021q: avoid leaking ctx on dsatag8021qregister error path If dsatag8021qsetup fails, for example due to the inability of the device to install a VLAN, the tag8021q context of the switch will leak. Make sure it is...

CVE-2022-50837

In the Linux kernel, the following vulnerability has been resolved: net: dsa: tag8021q: avoid leaking ctx on dsatag8021qregister error path If dsatag8021qsetup fails, for example due to the inability of the device to install a VLAN, the tag8021q context of the switch will leak. Make sure it is...

UBUNTU-CVE-2022-50837

In the Linux kernel, the following vulnerability has been resolved: net: dsa: tag8021q: avoid leaking ctx on dsatag8021qregister error path If dsatag8021qsetup fails, for example due to the inability of the device to install a VLAN, the tag8021q context of the switch will leak. Make sure it is...

CVE-2022-50837 net: dsa: tag_8021q: avoid leaking ctx on dsa_tag_8021q_register() error path

In the Linux kernel, the following vulnerability has been resolved: net: dsa: tag8021q: avoid leaking ctx on dsatag8021qregister error path If dsatag8021qsetup fails, for example due to the inability of the device to install a VLAN, the tag8021q context of the switch will leak. Make sure it is...

CVE-2022-50837

CVE-2022-50837 concerns the Linux kernel component for network switching (net: dsa: tag_8021q). The vulnerability arises when dsa_tag_8021q_setup() fails (e.g., VLAN install issue), causing the tag_8021q context of the switch to leak. The issue has been resolved by ensuring the affected ctx is fr...

CVE-2022-50837

In the Linux kernel, the following vulnerability has been resolved: net: dsa: tag8021q: avoid leaking ctx on dsatag8021qregister error path If dsatag8021qsetup fails, for example due to the inability of the device to install a VLAN, the tag8021q context of the switch will leak. Make sure it is...

CVE-2022-50837 net: dsa: tag_8021q: avoid leaking ctx on dsa_tag_8021q_register() error path

In the Linux kernel, the following vulnerability has been resolved: net: dsa: tag8021q: avoid leaking ctx on dsatag8021qregister error path If dsatag8021qsetup fails, for example due to the inability of the device to install a VLAN, the tag8021q context of the switch will leak. Make sure it is...

PT-2025-53955

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 DSA Distributed Switch Architecture and 802.1Q tagging. Specifically, if the dsa tag 8021q setup function fails, such ...

CVE-2023-54149

CVE-2023-54149 concerns the Linux kernel, where the felix driver used as a DSA master for another DSA switch can trigger a stack trace when VLAN-aware bridges join. The root cause is a call path where vlan_for_each() is expected to run with rtnl_lock() context but does not, inside DSA’s ndo_set_r...

Linux Distros Unpatched Vulnerability : CVE-2023-53855

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net: dsa: ocelot: call dsatag8021qunregister under rtnllock on driver remove When the tagging protocol in current use is ocelot-8021q and we unbind the driver, ...