1261 matches found
PT-2026-61175
Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the netfilter nf tables component where the process of moving hooks from the basechain or flowtable hook list to the transaction hook list during device deletions disrup...
PT-2026-61436
Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An unprivileged local user can cause a host CPU to pin indefinitely. This occurs when L2TP CMD SESSION GET is issued on L2TP ATTR IFNAME concurrently with L2TP CMD SESSION CREATE and L2T...
PT-2026-61392
Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the unregister fprobe function. This occurs because the function fails to wait for the Read-Copy-Update RCU grace period—a synchronization mechanism that...
PT-2026-61268
Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the zram writeback endio function. A race condition occurs between the bio completion handler zram writeback endio and the writeback task. Specifically,...
PT-2026-61285
Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the IPv6 implementation where an infinite loop can occur within the fib6 select path function. This happens because writers holding the tb6 lock may execute list del rcu...
PT-2026-61332
Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the keyring code where the find key to update function calls assoc array find without holding the RCU Read-Copy-Update read lock. RCU is a synchronization mechanism th...
kernel: RDMA/mlx4: Fix mis-use of RCU in mlx4_srq_event()
A flaw was found in the Linux kernel's RDMA/mlx4 component. This vulnerability arises from the incorrect use of Read-Copy Update RCU in the mlx4srqevent function. An attacker could potentially trigger an event before the srq object is fully initialized, leading to a system crash. This could resul...
Oracle Linux 9 : kernel (ELSA-2026-36645)
The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-36645 advisory. - eventpoll: fix epremove struct eventpoll / struct file UAF Ian Kent RHEL-180773 CVE-2026-46242 - eventpoll: defer struct eventpoll free to RCU grace...
kernel: net: bridge: use a stable FDB dst snapshot in RCU readers
A flaw was found in the Linux kernel. Inconsistent handling of local Forwarding Database FDB entries in the bridge networking component's RCU Read-Copy-Update readers can lead to a null-pointer dereference. A local attacker could exploit this by triggering a concurrent update to an FDB entry,...
K000162247: Linux kernel vulnerability CVE-2026-53109
Security Advisory Description In the Linux kernel, the following vulnerability has been resolved: powerpc/pgtable-frag: Fix bad page state in ptefragdestroy powerpc uses ptfragrefcount as a reference counter for tracking it's pte and pmd page table fragments. For PTE table, in case of Hash with 6...
Security update for the Linux Kernel
The SUSE Linux Enterprise 12 SP5 kernel was updated to fix various security issues The following security issues were fixed: CVE-2023-53995: net: ipv4: fix one memleak in inetdelifa bsc1255616. CVE-2026-23255: net: add proper RCU protection to /proc/net/ptype bsc1259891. CVE-2026-23451: bonding:...
kernel: net: bridge: use a stable FDB dst snapshot in RCU readers
A flaw was found in the Linux kernel. Inconsistent handling of local Forwarding Database FDB entries in the bridge networking component's RCU Read-Copy-Update readers can lead to a null-pointer dereference. A local attacker could exploit this by triggering a concurrent update to an FDB entry,...
Astra Linux – Vulnerability in Linux 6.1
In the Linux kernel, the following vulnerability has been resolved: eventpoll: Deferring the epfree function in eventpoll.c to a RCU callback during a grace period. In certain situations, epfree in eventpoll.c will free the epi-ep structure while it is still being used by another concurrent threa...
Astra Linux – Vulnerability in Linux 6.1
In the Linux kernel, the following vulnerabilities have been resolved: tls: Use skdstget and dstdevrcu in getnetdevforsock. getnetdevforsock is called during setsockopt, so it isn’t under RCU. Using skdstgetsk-dev could trigger a Use-After-Forgiving UAF condition. Let’s use skdstget and dstdevrcu...
Astra Linux – Vulnerability in Linux 6.1
In the Linux kernel, the following vulnerability has been resolved: nvmet-fc: Avoid scheduling the deletion of associations twice. When forcibly shutting down a port via the configfs interface, nvmetportsubsysdroplink first calls nvmetportdelctrls, and then nvmetdisableport. Both functions will...
Astra Linux – Vulnerability in Linux 6.1
In the Linux kernel, the following vulnerability has been resolved: ipv4: route: Prevent rtbindexception from rebinding stale fnhe The sit driver's packet transmission path calls: sittunnelxmit - updateorcreatefnhe, which lead to fnheremoveoldest being called to delete entries exceeding...
Astra Linux – Vulnerability in Linux 6.1
In the Linux kernel, the following vulnerability has been resolved: ftrace: The soft lockup issue in ftracemoduleenable has been fixed. A soft lockup was observed when loading the amdgpu module. If a module contains many functions that can be traced, multiple calls to kallsymslookup may take too...
Astra Linux – Vulnerability in Linux 6.1
In the Linux kernel, the following vulnerability has been resolved: netfilter: nftsetpipapo: The garbage collection process is split into two phases—unlink and reclaim. Yiming Qian reported a use-after-free issue in the pipapo set type: Under a large number of expired elements, commit-time garbag...
kernel: procfs: fix missing RCU protection when reading real_parent in do_task_stat()
A flaw was found in the Linux kernel's procfs component. When reading /proc/pid/stat, the dotaskstat function accesses task-realparent without proper Read-Copy-Update RCU protection. This missing protection creates a race condition, which can lead to a Use-After-Free UAF vulnerability. A local...
kernel: procfs: fix missing RCU protection when reading real_parent in do_task_stat()
A flaw was found in the Linux kernel's procfs component. When reading /proc/pid/stat, the dotaskstat function accesses task-realparent without proper Read-Copy-Update RCU protection. This missing protection creates a race condition, which can lead to a Use-After-Free UAF vulnerability. A local...