Linux kernel 安全漏洞

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from a race condition in the cpumap structure within the PREEMPTRT kernel. This vulnerability could lead to...

The vulnerability of the __unregister_kprobe_top() function in the kernel/kprobes.c module of the Linux operating system allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the unregisterkprobetop function in the kernel/kprobes.c module of the Linux operating system is related to the reutilization of previously freed memory. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and accessibility of...

Linux Distros Unpatched Vulnerability : CVE-2026-23332

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - cpufreq: intelpstate: Fix crash during turbo disable When the system is booted with kernel command line argument nosmt or maxcpus to limit the number of CPUs,...

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 incorrect extraction of the user’s memory type in ioremapprot. This vulnerability could allow the...

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 improper handling of user mapping reference counts, potentially leading to kernel warnings...

PT-2026-36457

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An information leak exists when processing Router Advertisements with user options. The kernel constructs an 'RTM NEWNDUSEROPT' netlink message using the nduseroptmsg struct, which...

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 data competition between the sk-skdataready and sk-skwritespace pointers...

RHEL 8 : kernel (RHSA-2026:5689)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:5689 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: ipv6: BUG in pskbexpandhead as part of...

Exploit for Race Condition in Canonical Ubuntu_Linux

ls Privilege Escalation using the Dirty Cow Kernel Exploit...

CVE-2026-XNU-AIO-KEVENT-UAF

XNU AIO Kevent Use-After-Free CVE-2026-XXXX Kernel panic...

EUVD-2026-13609

In the Linux kernel, the following vulnerability has been resolved: macvlan: observe an RCU grace period in macvlancommonnewlink error path valis reported that a race condition still happens after my prior patch. macvlancommonnewlink might have made @dev visible before detecting an error, and its...

UBUNTU-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...

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 absence of a RCU timeout interval in the error path of the macvlancommonnewlink function. Thi...

SUSE CVE-2026-23267

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix ISCHECKPOINTED flag inconsistency issue caused by concurrent atomic commit and checkpoint writes During SPO tests, when mounting F2FS, an -EINVAL error was returned from f2fsrecoverinodepage. The issue occurred under th...

CVE-2026-23260

In the Linux kernel, the following vulnerability has been resolved: regmap: maple: free entry on masstoregfp failure regcachemaplewrite allocates a new block 'entry' to merge adjacent ranges and then stores it with masstoregfp. When masstoregfp fails, the new 'entry' remains allocated and is neve...

UBUNTU-CVE-2026-23268

In the Linux kernel, the following vulnerability has been resolved: apparmor: fix unprivileged local user can do privileged policy management An unprivileged local user can load, replace, and remove profiles by opening the apparmorfs interfaces, via a confused deputy attack, by passing the opened...

UBUNTU-CVE-2026-23254

In the Linux kernel, the following vulnerability has been resolved: net: gro: fix outer network offset The udp GRO complete stage assumes that all the packets inserted the RX have the encapsulation flag zeroed. Such assumption is not true, as a few H/W NICs can set such flag when H/W offloading t...

UBUNTU-CVE-2026-23270

In the Linux kernel, the following vulnerability has been resolved: net/sched: Only allow actct to bind to clsact/ingress qdiscs and shared blocks As Paolo said earlier 1: "Since the blamed commit below, classify can return TCACTCONSUMED while the current skb being held by the defragmentation...

UBUNTU-CVE-2026-23249

In the Linux kernel, the following vulnerability has been resolved: xfs: check for deleted cursors when revalidating two btrees The free space and inode btree repair functions will rebuild both btrees at the same time, after which it needs to evaluate both btrees to confirm that the corruptions a...

CVE-2026-23259

In the Linux kernel, the following vulnerability has been resolved: iouring/rw: free potentially allocated iovec on cache put failure If a read/write request goes through ioreqrwcleanup and has an allocated iovec attached and fails to put to the rwcache, then it may end up with an unaccounted iov...