Linux Distros Unpatched Vulnerability : CVE-2026-31723

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - usb: gadget: fsubset: Fix netdevice lifecycle with devicemove The netdevice is allocated during function instance creation and registered during the bind phase...

Ubuntu 26.04 LTS : .NET vulnerabilities (USN-8216-1)

The remote Ubuntu 26.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-8216-1 advisory. Ludvig Pedersen discovered that the System.Security.Cryptography.Xml library in .NET incorrectly handled certain XML inputs. An attacker could possibly u...

Linux Distros Unpatched Vulnerability : CVE-2026-43035

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net: sched: clsapi: fix tcchainfillnode to initialize tcminfo to zero to prevent an info-leak When building netlink messages, tcchainfillnode never initializes...

Linux Distros Unpatched Vulnerability : CVE-2026-31724

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - usb: gadget: feem: Fix netdevice lifecycle with devicemove The netdevice is allocated during function instance creation and registered during the bind phase wit...

RHCOS 4 : OpenShift Container Platform 4.19.25 (RHSA-2026:3391)

The remote Red Hat Enterprise Linux CoreOS 4 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:3391 advisory. - runc: opencontainers/selinux: container escape and denial of service due to arbitrary write gadgets and procfs write redirects...

CVE-2026-43012

A flaw was found in the Linux kernel's net/mlx5 driver. This vulnerability occurs when the switchdev mode fails to initialize or transition correctly, leading to an improper rollback to legacy mode. During this rollback, the system attempts to unregister an already unregistered uplink network...

CVE-2026-43056

In the Linux kernel, the following vulnerability has been resolved: net: mana: fix use-after-free in addadev error path If auxiliarydeviceadd fails, addadev jumps to addfail and calls auxiliarydeviceuninitadev. The auxiliary device has its release callback set to adevrelease, which frees the...

CVE-2026-31723

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fsubset: Fix netdevice lifecycle with devicemove The netdevice is allocated during function instance creation and registered during the bind phase with the gadget device as its sysfs parent. When the function unbinds...

CVE-2026-31725

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fecm: Fix netdevice lifecycle with devicemove The netdevice is allocated during function instance creation and registered during the bind phase with the gadget device as its sysfs parent. When the function unbinds, t...

CVE-2026-31722

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: frndis: Fix netdevice lifecycle with devicemove The netdevice is allocated during function instance creation and registered during the bind phase with the gadget device as its sysfs parent. When the function unbinds,...

CVE-2026-31692

A flaw was found in the Linux kernel's rtnetlink component. An unprivileged local user, leveraging a user namespace, can exploit a missing CAPNETADMIN capability check in the rtnlnewlink function. This allows the user to create paired network devices in arbitrary network namespaces, including the...

CVE-2026-43056

In the Linux kernel, the following vulnerability has been resolved: net: mana: fix use-after-free in addadev error path If auxiliarydeviceadd fails, addadev jumps to addfail and calls auxiliarydeviceuninitadev. The auxiliary device has its release callback set to adevrelease, which frees the...

CVE-2026-43056 net: mana: fix use-after-free in add_adev() error path

In the Linux kernel, the following vulnerability has been resolved: net: mana: fix use-after-free in addadev error path If auxiliarydeviceadd fails, addadev jumps to addfail and calls auxiliarydeviceuninitadev. The auxiliary device has its release callback set to adevrelease, which frees the...

CVE-2026-43035

The CVE affects the Linux kernel net: sched: cls_api code path tc_chain_fill_node, where tcm_info in struct tcmsg was not initialized, leaking heap memory to userspace via a 4-byte field. The fix zeros tcm_info alongside other initialized fields. Affected/patched details from connected docs: upst...

CVE-2026-43035

In the Linux kernel, the following vulnerability has been resolved: net: sched: clsapi: fix tcchainfillnode to initialize tcminfo to zero to prevent an info-leak When building netlink messages, tcchainfillnode never initializes the tcminfo field of struct tcmsg. Since the allocation is not zeroed...

EUVD-2026-26630

In the Linux kernel, the following vulnerability has been resolved: net: xilinx: axienet: Fix BQL accounting for multi-BD TX packets When a TX packet spans multiple buffer descriptors scatter-gather, axienetfreetxchain sums the per-BD actual length from descriptor status into a caller-provided...

CVE-2026-43014 net: macb: properly unregister fixed rate clocks

In the Linux kernel, the following vulnerability has been resolved: net: macb: properly unregister fixed rate clocks The additional resources allocated with clkregisterfixedrate need to be released with clkunregisterfixedrate, otherwise they are lost...

CVE-2026-43014

In the Linux kernel, the following vulnerability has been resolved: net: macb: properly unregister fixed rate clocks The additional resources allocated with clkregisterfixedrate need to be released with clkunregisterfixedrate, otherwise they are lost...

CVE-2026-43014

Technical details for CVE-2026-43014 are not publicly available in the provided documents. The connected advisories mention generic kernel fixes but do not specify affected components, versions, or exploit conditions. Monitor for updates.

CVE-2026-43012

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix switchdev mode rollback in case of failure If for some internal reason switchdev mode fails, we rollback to legacy mode, before this patch, rollback will unregister the uplink netdev and leave it unregistered causin...