PT-2026-116838

In the Linux kernel, the following vulnerability has been resolved: net: ethtool: keep rtnl lock for the ioctl self test An offline self test that brings the interface down and back up with netif close / netif open requires rtnl lock for both. Since the ethtool IOCTL path became rtnl-optional for...

Linux Kernel Security Vulnerabilities

The Linux kernel version 7.2 contains security vulnerabilities. These vulnerabilities stem from the ethtool IOCTL self-test path, which only holds a netdev lock on the ops-locked driver but not a rtnllock. During offline self-tests, when interfaces are closed and reopened using...

CentOS Linux 8.5 [TuxCare] Security Update: bpftool / kernel / kernel-core / kernel-cross-headers / etc Multiple Vulnerabilities (CENTOS8.5:CLSA-2026:1792247642)

The CentOS Linux 8.5 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare CENTOS8.5:CLSA-2026:1792247642 advisory. - In the Linux kernel, the following vulnerability has been resolved: ethtool: do not perform operations on net devices being...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Ice: The code for copying the last block was omitted in icegetmoduleeeprom. icegetmoduleeeprom is broken since the commit e9c9692c8a81 “Ice: Reimplement module reads used by ethtool”. In this refactoring, icegetmoduleeeprom reads...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ice: fix vsi-txqmap sizing The approach of having XDP queue per CPU regardless of user's setting exposed a hidden bug that could occur in case when Rx queue count differ from Tx queue count. Currently vsi-txqmap's size is equal t...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ICE: xsk: prohibit usage of non-balanced queue ID Fix the following scenario: 1. ethtool -L $IFACE rx 8 tx 96 2. xdpsock -q 10 -t -z The above refers to a situation where a user wants to attach an XSK socket in txonly mode at a...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Netwerk: Ethernet: xscale: Ensure proper check for PTP support. In ixp4xxgettsinfo, ixp46xptpfind is called unconditionally. This feature only exists in ixp46x, resulting in the following segmentation fault from tcpdump:...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Ice: Avoid bpfprog refcount underflow The Ice driver includes routines for managing XDP resources that are shared between the ndobpf operation and the VSI rebuild flow. The latter occurs, for example, when the user changes the...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: firmwareloader: Block path traversal Most firmware names are hardcoded strings, or are constructed from fairly constrained format strings where the dynamic parts are just some hexadecimal numbers or similar elements. However,...

CVE-2026-98359

In the Linux kernel, the following vulnerability has been resolved: RDMA/core: Reject unregistering netdevs in ibgetethspeed ibdevicegetnetdev intentionally returns a referenced netdevice even when it is unregistering, so matching and cleanup callers can still find the association. The reference...

CVE-2026-98359

A vulnerability exists in the Linux kernel within the RDMA/core component. The function ib_device_get_netdev() returns a referenced net_device even during unregistration to maintain associations. However, ib_get_eth_speed() fails to verify the registration state before invoking its ethtool callba...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: BUG: NULL pointer dereference in the kernel, address: 0000000000000038 RIP efxnicupdatestats Abridged calltrace: efxef10updatestatspf, efxnetstats, devgetstats, devseqprintfstats The issue occurs when trying to retrieve the lates...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ethtool: eeprom: Added more checks to the EEPROM Netlink fallback mechanism. The Netlink fallback mechanism for reading module EEPROM fallbacksetparams validates that offset totallen return -EINVAL; This could lead to unexpected...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: gianfar: ethtool: Fixed a refcount leak in gfargettsinfo The offindcompatiblenode function returns a node pointer with the refcount incremented. We should use ofnodeput on it after processing. Also, add the missing ofnodeput to...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: gve: Prevent ethtool operations after shutdown A crash can occur if an ethtool operation is invoked after the shutdown function is called. shutdown is invoked during system shutdown to stop DMA operations without performing...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: net: macb: Use the current queue number for stats There is a potential mismatch between the memory reserved for statistics and the amount of memory written. gemgetssetcount correctly calculates the number of stats based on the...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: i40e: Fixed the call trace in setuptxdescriptors. After a PF reset and the use of ethtool -t, there was a call trace in dmesg. Sometimes this led to a panic. After some time, approximately 5 seconds, between a reset and a test...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: octeontx2-pf: fixed the “UBSAN: shift-out-of-bounds error” issue. This patch ensures that the RX ring size rxpending is not set below the permitted limit. This prevents UBSAN shift-out-of-bounds errors when users specify small or...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ethtool: Avoid overflowing the user-space buffer during stats queries The ethtool -S command operates through three ioctl calls: - ETHTOOLGSSETINFO for the size of the statistics data; - ETHTOOLGSTRINGS for the names of the...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: macb: fix use-after-free access to PTP clock PTP clock is registered on every opening of the interface and destroyed on every closing. However it may be accessed via gettsinfo ethtool call which is possible while the interfa...