CVE-2026-90049

A flaw was found in the Linux kernel's networking subsystem. When the skbzerocopy function fails to orphan fragments, it incorrectly calls skbtxerror on the source skbuff skb. This premature completion of the zerocopy user argument and clearing of the SKBFLSHAREDFRAG flag can lead to a condition...

CVE-2026-98101

A flaw was found in the Linux kernel's IPv6 networking subsystem. A race condition in the ip6mcsource function allows concurrent packet processing routines to observe inconsistent multicast source filter lists when entries are modified in place. A local user could exploit this flaw by changing...

CVE-2026-43503

🚨 CVE-2026-43503 — DirtyClone（脏克隆） 当共享内存不再安全共享时。 一个因 Linux 网络协议栈中未正确传播SKBFLSHAREDFRAG 标志而导致的本地权限提升漏洞。 📖 概述 CVE-2026-43503 ，编号为 DirtyClone（脏克隆） ，是一个影响 Linux 内核网络子系统的高危本地权限提升（LPE）漏洞。 该漏洞的存在是因为多个套接字缓冲区（SKB）的分片复制例程在克隆或传输数据包分片时未能保留 SKBFLSHAREDFRAG 标志。...

Security Bulletin: Kernel privilege escalation and disclosure Vulnerabilities in Linux in IBM Cloud Pak System[CVE-2026-46300, CVE-2026-46333, CVE-2026-43284]

Summary Multiple vulnerabilities in the Linux kernel affect the underlying operating system used by Platform system Manager PSM and OS Image for Red Hat Enterprise Linux Systems shipped with Cloud Pak System, . These issues include a local privilege escalation flaw in the networking subsystem...

CVE-2024-36886

Investigación de Vulnerabilidades N-Day Resumen Este proyecto se centra en las vulnerabilidades N-Day en el kernel de Linux, con énfasis en comprender su ciclo de vida, analizar su impacto y explorar estrategias de mitigación. Las vulnerabilidades N-Day son fallas divulgadas públicamente que...

CVE-2026-97984

A flaw was found in the Linux kernel's IPv6 networking subsystem. A local user could cause a Denial of Service DoS by exploiting an integer overflow in the User Datagram Protocol UDP length calculation. When Path MTU Discovery is enabled on a network device configured with an unusually large...

CVE-2026-80977

A flaw was found in the Linux kernel's networking subsystem. The skbtxerror function improperly handles shared zerocopy state in socket buffers skbs. When a cloned skb is processed, it can prematurely signal that its pages are free and drop shared fragment flags while the original skb is still in...

USN-8729-1: Linux kernel vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM32 architecture; - ARM64 architecture; - PowerPC architecture; - Compute Acceleration Framework; - Drivers core;...

CVE-2026-80813

In the Linux kernel, the following vulnerability has been resolved: nvmet: fix NULL pointer dereference in nvmetexecuteidentifynslist When a host issues an Identify command with CNS 07h Active Namespace ID List for a specific I/O Command Set, nvmetexecuteidentifynslist is called with matchcss set...

net: remove WARN_ON_ONCE() from sk_mc_loop()

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Security update for the Linux Kernel (Live Patch 37 for SUSE Linux Enterprise 15 SP5)

This update for the SUSE Linux Enterprise Kernel 5.14.21-150500.55.144 fixes various security issues: The following security issues were fixed: CVE-2023-53995: net: ipv4: fix one memleak in inetdelifa bsc1269284. CVE-2025-40204,CVE-2026-53224,CVE-2026-53246: sctp: validate cached peer INIT chunk...

CVE-2026-74288

A flaw was found in the Linux kernel's networking subsystem. During the process of dumping network routing rules fibrulesdump, a race condition could occur where a 'dying' rule one being deallocated is incorrectly accessed. This could lead to a reference count error, potentially causing a system...

CVE-2026-72239

In the Linux kernel, the following vulnerability has been resolved: x86/virt/sev: Revert "Drop WBINVD before setting MSRAMD64SYSCFGSNPEN" Revert 99cf1fb58e68 "x86/virt/sev: Drop WBINVD before setting MSRAMD64SYSCFGSNPEN". Section 8.8 of the SNP spec says: Before invoking SNPINITEX with INITRMP se...

CVE-2026-68455

In the Linux kernel, the following vulnerability has been resolved: liveupdate: validate session type before performing operation The sessions ioctls are not applicable to all session types. PRESERVEFD is only applicable to outgoing sessions. RETRIEVEFD and FINISH are only valid for incoming...

USN-8636-1 linux-azure-6.17, linux-gcp-6.17, linux-hwe-6.17, linux-oem-6.17, linux-realtime-6.17 vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - x86 architecture; - InfiniBand drivers; - Media drivers; - Network drivers; - Mellanox network drivers; - Texas...

CVE-2026-11742

The kernel queue helper zqueuenodepeek in kernel/queue.c dereferences a node taken from a queue's dataq list, reading the node's flag byte and, for items enqueued via kqueueallocappend/allocprepend, the data pointer of an internally allocated allocnode struct. The implementations of...

USN-8570-2 linux-oracle-6.17 vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Foo-over-UDP FOU; - ARM64 architecture; - x86 architecture; - Block layer subsystem; - Drivers core; - Null block...

USN-8493-2 linux-oracle-5.15 vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - RISC-V architecture; - Cryptographic API; - InfiniBand drivers; - IOMMU subsystem; - Network drivers; -...

Exploit for Write-what-where Condition in Linux Linux_Kernel

CVE-KERNEL · Linux Kernel LPE Chain Multi-C...

CVE-2026-45905

A flaw was found in the Linux kernel's networking subsystem, specifically within the xfrm IPsec component. A race condition can occur during the processing of Internet Control Message Protocol ICMP error messages. This vulnerability allows a local attacker to trigger a kernel warning, which could...