Siemens SCALANCE, Ruggedcom ROX Integer Underflow (Wrap or Wraparound) (CVE-2022-2639)

An integer coercion error was found in the openvswitch kernel module. Given a sufficiently large number of actions, while copying and reserving memory for a new action of a new flow, the reservesfasize function does not return -EMSGSIZE as expected, potentially leading to an out-of-bounds write...

Linux Distros Unpatched Vulnerability : CVE-2024-27395

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: Fix Use-After-Free in ovsctexit Since kfreercu, which is called in the...

kernel: openvswitch: integer underflow leads to out-of-bounds write in reserve_sfa_size()

An integer coercion error was found in the openvswitch kernel module. Given a sufficiently large number of actions, while copying and reserving memory for a new action of a new flow, the reservesfasize function does not return -EMSGSIZE as expected, potentially leading to an out-of-bounds write...

EulerOS Virtualization 2.9.0 : kernel (EulerOS-SA-2023-1223)

According to the versions of the kernel packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - Insufficient control flow management for the IntelR 82599 Ethernet Controllers and Adapters may allow an authenticated user to...

OracleVM 3.4 : kernel-uek (OVMSA-2022-0031)

The remote OracleVM system is missing necessary patches to address security updates: - In the Linux kernel 5.0.21, mounting a crafted btrfs filesystem image, performing some operations, and unmounting can lead to a use-after-free in btrfsqueuework in fs/btrfs/async-thread.c. CVE-2019-19377 - Ther...

CVE-2022-2639

An integer coercion error was found in the openvswitch kernel module. Given a sufficiently large number of actions, while copying and reserving memory for a new action of a new flow, the reservesfasize function does not return -EMSGSIZE as expected, potentially leading to an out-of-bounds write...

CVE-2022-2639

An integer coercion error was found in the openvswitch kernel module. Given a sufficiently large number of actions, while copying and reserving memory for a new action of a new flow, the reservesfasize function does not return -EMSGSIZE as expected, potentially leading to an out-of-bounds write...

Integer overflow

An integer coercion error was found in the openvswitch kernel module. Given a sufficiently large number of actions, while copying and reserving memory for a new action of a new flow, the reservesfasize function does not return -EMSGSIZE as expected, potentially leading to an out-of-bounds write...

UBUNTU-CVE-2022-2639

An integer coercion error was found in the openvswitch kernel module. Given a sufficiently large number of actions, while copying and reserving memory for a new action of a new flow, the reservesfasize function does not return -EMSGSIZE as expected, potentially leading to an out-of-bounds write...

CVE-2022-2639

An integer coercion error was found in the openvswitch kernel module. Given a sufficiently large number of actions, while copying and reserving memory for a new action of a new flow, the reservesfasize function does not return -EMSGSIZE as expected, potentially leading to an out-of-bounds write...

How to check the bond status with OpenVswitch

When the bond status are flapping, it might be necessary to check what the kernel sees. This article describes some useful commands to check Bond status around OVS...