CentOS Linux 8.5 [TuxCare] Security Update: bpftool / kernel / kernel-core / kernel-cross-headers / etc Multiple Vulnerabilities (CENTOS8.5:CLSA-2026:1792979985)

The CentOS Linux 8.5 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare CENTOS8.5:CLSA-2026:1792979985 advisory. - In the Linux kernel, the following vulnerability has been resolved: net: bridge: fix vlan tunnel dst refcnt when egressing The...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: net: bridge: Fixed an issue where the dstclone function was used, but the result was set incorrectly. This issue could cause problems because the entry might have a reference count of 0 or be already deleted. It also triggered th...

CVE-2026-90114

A flaw was found in the Linux kernel's networking bridge component. When processing specially crafted VLAN Virtual Local Area Network tunnel ranges, a logic error can occur where descending VLAN and tunnel IDs are incorrectly handled. This can lead to an unpredictable return value, potentially...

Linux Distros Unpatched Vulnerability : CVE-2026-90114

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net: bridge: Reject descending VLAN tunnel ranges A pair of descending VLAN and tunnel IDs can pass the tunnel range span check. The VLAN subtraction produces a...

AZL-102212 CVE-2026-90114 affecting package kernel for versions less than 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: net: bridge: Reject descending VLAN tunnel ranges A pair of descending VLAN and tunnel IDs can pass the tunnel range span check. The VLAN subtraction produces a negative int, which is converted to unsigned when compared with the...

CVE-2026-90114

In the Linux kernel, the following vulnerability has been resolved: net: bridge: Reject descending VLAN tunnel ranges A pair of descending VLAN and tunnel IDs can pass the tunnel range span check. The VLAN subtraction produces a negative int, which is converted to unsigned when compared with the...

CVE-2026-90114 net: bridge: Reject descending VLAN tunnel ranges

In the Linux kernel, the following vulnerability has been resolved: net: bridge: Reject descending VLAN tunnel ranges A pair of descending VLAN and tunnel IDs can pass the tunnel range span check. The VLAN subtraction produces a negative int, which is converted to unsigned when compared with the...

CVE-2026-90114

This Linux kernel vulnerability affects the net: bridge subsystem. A pair of descending VLAN and tunnel IDs can pass the tunnel range span check because the VLAN subtraction produces a negative signed int, which is implicitly converted to unsigned when compared against the u32 tunnel ID delta. Wh...

CVE-2026-90114 net: bridge: Reject descending VLAN tunnel ranges

In the Linux kernel, the following vulnerability has been resolved: net: bridge: Reject descending VLAN tunnel ranges A pair of descending VLAN and tunnel IDs can pass the tunnel range span check. The VLAN subtraction produces a negative int, which is converted to unsigned when compared with the...

CVE-2026-90114: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net: bridge: Reject descending VLAN tunnel ranges A pair of descending VLAN and tunnel IDs can pass the tunnel range span check. The VLAN subtraction produces a negative int, which is converted to unsigned when compared with the...

Linux Kernel Heap Buffer Overflow DoS

The vulnerability of the brhandleegressvlantunnel function in the net/bridge/brvlantunnel.c module, which is part of the Linux kernel’s networking functions, relates to the use of memory after it has been freed. Exploiting this vulnerability could allow an attacker to cause a service failure...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988716)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988716 advisory. In the Linux kernel, the following vulnerability has been resolved: net: bridge: fix vlan tunnel dst null pointer dereference This patch fixes a tunneldst null point...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988845)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988845 advisory. In the Linux kernel, the following vulnerability has been resolved: net: bridge: fix vlan tunnel dst refcnt when egressing The egress tunnel code uses dstclone and...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-986876)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-986876 advisory. In the Linux kernel, the following vulnerability has been resolved: net: bridge: fix vlan tunnel dst refcnt when egressing The egress tunnel code uses dstclone and...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-987169)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-987169 advisory. In the Linux kernel, the following vulnerability has been resolved: net: bridge: fix vlan tunnel dst null pointer dereference This patch fixes a tunneldst null point...

SUSE CVE-2021-47222

In the Linux kernel, the following vulnerability has been resolved: net: bridge: fix vlan tunnel dst refcnt when egressing The egress tunnel code uses dstclone and directly sets the result which is wrong because the entry might have 0 refcnt or be already deleted, causing number of problems. It...

SUSE CVE-2021-47223

In the Linux kernel, the following vulnerability has been resolved: net: bridge: fix vlan tunnel dst null pointer dereference This patch fixes a tunneldst null pointer dereference due to lockless access in the tunnel egress path. When deleting a vlan tunnel the tunneldst pointer is set to NULL...

CVE-2021-47222

In the Linux kernel, the following vulnerability has been resolved: net: bridge: fix vlan tunnel dst refcnt when egressing The egress tunnel code uses dstclone and directly sets the result which is wrong because the entry might have 0 refcnt or be already deleted, causing number of problems. It...

DEBIAN-CVE-2021-47223

In the Linux kernel, the following vulnerability has been resolved: net: bridge: fix vlan tunnel dst null pointer dereference This patch fixes a tunneldst null pointer dereference due to lockless access in the tunnel egress path. When deleting a vlan tunnel the tunneldst pointer is set to NULL...

CVE-2021-47222

In the Linux kernel, the following vulnerability has been resolved: net: bridge: fix vlan tunnel dst refcnt when egressing The egress tunnel code uses dstclone and directly sets the result which is wrong because the entry might have 0 refcnt or be already deleted, causing number of problems. It...