353 matches found
CVE-2026-53264
In the Linux kernel, the following vulnerability has been resolved: net/sched: actapi: use RCU with deferred freeing for action lifecycle When NEWTFILTER and DELFILTER are run concurrently it is possible to create a race with an associated action. Let's illustrate with CPU0 running NEWTFILTER and...
CVE-2026-53011
In the Linux kernel, the following vulnerability has been resolved: net/sched: taprio: fix use-after-free in advancesched on schedule switch In advancesched, when shouldchangeschedules returns true, switchschedules is called to promote the admin schedule to oper. switchschedules queues the old op...
EUVD-2026-38947
In the Linux kernel, the following vulnerability has been resolved: netsched: fix skb memory leak in deferred qdisc drops When the network stack cleans up the deferred list via qdiscrunend, it operates on the root qdisc. If the root qdisc do not implement the TCQFDEQUEUEDROPS flag the packets que...
Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12
In the Linux kernel, the following vulnerabilities have been resolved: net/sched: actife: avoided possible NULL derefrence tcfifeencode must ensure that ifeencode does not return NULL. syzbot reported: Oops: general protection fault, likely for a non-canonical address 0xdffffc0000000000: 0000 1 S...
Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1
In the Linux kernel, the following vulnerability has been resolved: net/sched: schqfq: Fixed a null dereference in aggdequeue. To prevent a potential crash in aggdequeue when cl-qdisc-ops-peekcl-qdisc returns NULL, we check the returned value before using it, similar to the existing approach in...
SUSE-SU-2026:22420-1 Security update for the Linux Kernel (Live Patch 16 for SUSE Linux Enterprise Micro 6.0)
This update for the SUSE Linux Enterprise Kernel 6.4.0-39.1 fixes various security issues The following security issues were fixed: - CVE-2026-23278: netfilter: nftables: always walk all pending catchall elements bsc1260907. - CVE-2026-31402: nfsd: fix heap overflow in NFSv4.0 LOCK replay cache...
SUSE-SU-2026:22479-1 Security update for the Linux Kernel RT (Live Patch 9 for SUSE Linux Enterprise Micro 6.0)
This update for the SUSE Linux Enterprise Kernel 6.4.0-33.1 fixes various security issues The following security issues were fixed: - CVE-2026-23278: netfilter: nftables: always walk all pending catchall elements bsc1260907. - CVE-2026-31402: nfsd: fix heap overflow in NFSv4.0 LOCK replay cache...
Siemens RUGGEDCOM RST2428P NULL Pointer Dereference (CVE-2026-22976)
In the Linux kernel, the following vulnerability has been resolved: net/sched: schqfq: Fix NULL deref when deactivating inactive aggregate in qfqreset qfqclass-leafqdisc-q.qlen 0 does not imply that the class itself is active. Two qfqclass objects may point to the same leafqdisc. This happens whe...
UBUNTU-CVE-2026-46319
In the Linux kernel, the following vulnerability has been resolved: net/sched: actct: Only release RCU read lock after ctft When looking up a flow table in actct in tcfctflowtableget, rhashtablelookupfast internally opens and closes an RCU read critical section before returning ctft. The...
SUSE SLES16 Security Update : kernel (SUSE-SU-2026:21845-1)
The remote SUSE Linux SLES16 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:21845-1 advisory. The SUSE Linux Enterprise 16.0 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2023-2058:...
EulerOS Virtualization 2.12.1 : kernel (EulerOS-SA-2026-2077)
According to the versions of the kernel packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : netfilter: ctnetlink: remove refcounting in expectation dumpersCVE-2025-39764 nvme: nvme-fc: Ensure -ioerrwork is cancelled in...
kernel: net: sched: act_csum: validate nested VLAN headers
A flaw was found in the Linux kernel's network scheduler component. A remote attacker could send specially crafted network packets containing nested Virtual Local Area Network VLAN headers. This could cause the kernel to read beyond allocated memory, leading to a system crash and a denial of...
kernel: net: sched: act_csum: validate nested VLAN headers
A flaw was found in the Linux kernel's network scheduler component. A remote attacker could send specially crafted network packets containing nested Virtual Local Area Network VLAN headers. This could cause the kernel to read beyond allocated memory, leading to a system crash and a denial of...
kernel: net: sched: act_csum: validate nested VLAN headers
A flaw was found in the Linux kernel's network scheduler component. A remote attacker could send specially crafted network packets containing nested Virtual Local Area Network VLAN headers. This could cause the kernel to read beyond allocated memory, leading to a system crash and a denial of...
kernel: net: sched: act_csum: validate nested VLAN headers
A flaw was found in the Linux kernel's network scheduler component. A remote attacker could send specially crafted network packets containing nested Virtual Local Area Network VLAN headers. This could cause the kernel to read beyond allocated memory, leading to a system crash and a denial of...
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 the net/sched/taprio module failing to perform null pointer checks on deleted sub-qdisc objects...
CVE-2026-43496
In the Linux kernel, the following vulnerability has been resolved: net/sched: schred: Replace direct dequeue call with peek and qdiscdequeuepeeked When red qdisc has children eg qfq qdisc whose peek callback is qdiscpeekdequeued, we could get a kernel panic. When the parent of such qdiscs eg...
Astra Linux – Vulnerability in Linux 5.10, Linux
In the Linux kernel, the following vulnerabilities have been resolved: net:sched: fixed a possible refcount leak in tcnewtfilter. It is necessary to call tfilterput to store the refcount obtained from tp-ops-get, to avoid possible refcount leaks when chain-tmpltops != NULL and chain-tmpltops !=...
Astra Linux – Vulnerability in Linux 5.10, Linux
In the Linux kernel, the following vulnerabilities have been resolved: net/sched: schtaprio: fixed possible use-after-free issue. syzbot reported a serious crash 1 in nettxaction, which made no sense until we obtained a reproducible example. This example reinstalls the taprio qdisc, but an invali...
Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15
In the Linux kernel, the following vulnerability has been resolved: net/sched: netem: account for backlog updates from child qdisc Generally, the qlen of any classful qdisc should reflect the number of packets held by the qdisc itself and all its children. In the case of netem, qlen only accounts...