CVE-2026-23340 net: sched: avoid qdisc_reset_all_tx_gt() vs dequeue race for lockless qdiscs

In the Linux kernel, the following vulnerability has been resolved: net: sched: avoid qdiscresetalltxgt vs dequeue race for lockless qdiscs When shrinking the number of real tx queues, netifsetrealnumtxqueues calls qdiscresetalltxgt to flush qdiscs for queues which will no longer be used...

Linux Distros Unpatched Vulnerability : CVE-2026-23340

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net: sched: avoid qdiscresetalltxgt vs dequeue race for lockless qdiscs When shrinking the number of real tx queues, netifsetrealnumtxqueues calls...

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 a race condition between the qdiscresetalltxgt operation and the unlocked queue dequeue operation...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP3 RT kernel was updated to receive various security bugfixes. The following security bugs were fixed: CVE-2023-53794: cifs: fix session state check in reconnect to avoid use-after-free issue bsc1255163. CVE-2023-53827: Bluetooth: L2CAP: Fix use-after-free in...

CVE-2026-23276

In the Linux kernel, the following vulnerability has been resolved: net: add xmit recursion limit to tunnel xmit functions Tunnel xmit functions iptunnelxmit, ip6tunnelxmit lack their own recursion limit. When a bond device in broadcast mode has GRE tap interfaces as slaves, and those GRE tunnels...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP3 kernel was updated to fix various security issues The following security issues were fixed: CVE-2023-53794: cifs: fix session state check in reconnect to avoid use-after-free issue bsc1255163. CVE-2023-53827: Bluetooth: L2CAP: Fix use-after-free in...

SUSE-SU-2026:0928-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP3 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2023-53794: cifs: fix session state check in reconnect to avoid use-after-free issue bsc1255163. - CVE-2023-53827: Bluetooth: L2CAP: Fix use-after-free in...

ROS-20260313-73-0027

A vulnerability in the qdisctreereducebacklog function of the Linux kernel is related to null pointer dereferencing. Exploitation of the vulnerability could allow an attacker to cause a denial of service...

CLSA-2026-1773046198 kernel: Fix of 31 CVEs

smb3: fix for slab out of bounds on mount to ksmbd CVE-2025-38728 - netfilter: nftsetpipapo: clamp maximum map bucket size to INTMAX CVE-2025-38201 - ALSA: usb-audio: Validate UAC3 power domain descriptors, too CVE-2025-38729 - net: atm: fix /proc/net/atm/lec handling CVE-2025-38180 - tcpbpf:...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-005720)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005720 advisory. In the Linux kernel, the following vulnerability has been resolved: net: sched: cake: fix null pointer access issue when cakeinit fails When the default qdisc is cak...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-005636)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005636 advisory. In the Linux kernel, the following vulnerability has been resolved: net: sched: cake: fix null pointer access issue when cakeinit fails When the default qdisc is cak...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-005809)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005809 advisory. In the Linux kernel, the following vulnerability has been resolved: net/sched: Always pass notifications when child class becomes empty Certain classful qdiscs may...

K000160222: Linux kernel vulnerability CVE-2022-50356

Security Advisory Description In the Linux kernel, the following vulnerability has been resolved: net: sched: sfb: fix null pointer access issue when sfbinit fails When the default qdisc is sfb, if the qdisc of devqueue fails to be inited during mqprioinit, sfbreset is invoked to clear resources...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-005410)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005410 advisory. In the Linux kernel, the following vulnerability has been resolved: net/sched: Always pass notifications when child class becomes empty Certain classful qdiscs may...

ROS-20260304-73-0003

A vulnerability in the etsqdiscchange function of the netsched component of the Linux kernel is related to simultaneous execution using a shared resource with incorrect synchronization. Exploitation of the vulnerability allows an attacker to cause a denial of service...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-005490)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005490 advisory. In the Linux kernel, the following vulnerability has been resolved: netsched: hfsc: Fix a UAF vulnerability in class with netem as child qdisc As described in...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-005577)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005577 advisory. In the Linux kernel, the following vulnerability has been resolved: net: avoid potential underflow in qdiscpktleninit with UFO After commit 7c6d2ecbda83 net: be mor...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-005558)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005558 advisory. In the Linux kernel, the following vulnerability has been resolved: net: add more sanity checks to qdiscpktleninit One path takes care of SKBGSODODGY, assuming skb-l...

kernel: ip6_vti: fix slab-use-after-free in decode_session6

A use-after-free vulnerability was found in the IPv6 VTI Virtual Tunnel Interface implementation in the Linux kernel. When an IPv6 VTI device uses the SFB Stochastic Fair Blue qdisc, the control block cb field of an skb can be modified during packet enqueuing. The decodesession6 function then rea...

K000160130: Linux kernel vulnerability CVE-2022-50356

Security Advisory Description In the Linux kernel, the following vulnerability has been resolved: net: sched: sfb: fix null pointer access issue when sfbinit fails When the default qdisc is sfb, if the qdisc of devqueue fails to be inited during mqprioinit, sfbreset is invoked to clear resources...