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: ubi: fastmap: Fixed duplicate slab cache names during attachment Since commit 4c39529663b9 “slab: Warns about duplicate cache names when DEBUGVM=y”, duplicate slab cache names can be detected, and a kernel warning is issued. In t...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: f2fs: use global inlinexattrslab instead of per-sb slab cache As Hong Yun reported in mailing list: loop7: detected capacity change from 0 to 131072 ------------ cut here ------------ kmemcache of name 'f2fsxattrentry-7:7' alread...

Astra Linux – vulnerability in linux-5.10, linux-6.1, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: netfilter: ctnetlink: zero expects NAT fields when CTAEXPECTNAT absent ctnetlinkallocexpect allocates expectations from a non-zeroing slab cache via nfctexpectalloc. When CTAEXPECTNAT is not present in the netlink message,...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ACPICA: fixed cache leaks in “acpiparse” and “parseext”. ACPICA commit: 8829e70e1360c81e7a5a901b5d4f48330e021ea5 The actual ACPI cache leak points are as follows: 0.360101 ACPI: Added OSIModule Device 0.360101 ACPI: Added...

selinux-netfix

Local Area Network Connection Repair Tool SELinux Network Cac...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: f2fs: A fix was made to prevent race conditions during the fsyncentryslab access by multiple f2fs filesystem instances. As reported by syzbot, there is a use-after-free issue during f2fs recovery: A use-after-free occurs when...

EUVD-2026-55614

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: Fix use-after-free on vendor module reload mmudestroycaches destroys ptelistdesccache and mmupageheadercache, but leaves both pointers unchanged. The pointers live in kvm.ko, and therefore survive when a vendor modu...

CVE-2026-68428 KVM: x86/mmu: Fix use-after-free on vendor module reload

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: Fix use-after-free on vendor module reload mmudestroycaches destroys ptelistdesccache and mmupageheadercache, but leaves both pointers unchanged. The pointers live in kvm.ko, and therefore survive when a vendor modu...

CVE-2026-68428 KVM: x86/mmu: Fix use-after-free on vendor module reload

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: Fix use-after-free on vendor module reload mmudestroycaches destroys ptelistdesccache and mmupageheadercache, but leaves both pointers unchanged. The pointers live in kvm.ko, and therefore survive when a vendor modu...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/userq: Fixed the issue of a reference leak during queue teardown in version 2. The user mode queue maintains a pointer to the most recent fence in userq-lastfence. This pointer retains an additional dmafence reference...

CVE-2026-43026

In the Linux kernel, the following vulnerability has been resolved: netfilter: ctnetlink: zero expect NAT fields when CTAEXPECTNAT absent ctnetlinkallocexpect allocates expectations from a non-zeroing slab cache via nfctexpectalloc. When CTAEXPECTNAT is not present in the netlink message, savedad...

CVE-2026-31702 f2fs: fix use-after-free of sbi in f2fs_compress_write_end_io()

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix use-after-free of sbi in f2fscompresswriteendio In f2fscompresswriteendio, decpagecountsbi, type can bring the F2FSWBCPDATA counter to zero, unblocking f2fswaitonallpages in f2fsputsuper on a concurrent unmount CPU. The...

Linux Kernel Security Vulnerabilities

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 improper order of calls to decpagecount in f2fscompresswriteendio. This could lead to accessi...

CVE-2026-43026: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: netfilter: ctnetlink: zero expect NAT fields when CTAEXPECTNAT absent ctnetlinkallocexpect allocates expectations from a non-zeroing slab cache via nfctexpectalloc. When CTAEXPECTNAT is not present in the netlink message, savedad...

PT-2026-35492

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A double-free issue exists in the Linux kernel's KASAN Kernel Address Sanitizer component. The kasan free pxd function incorrectly assumes that the page table is always aligned with stru...

Linux Distros Unpatched Vulnerability : CVE-2026-31669

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: mptcp: fix slab-use-after-free in inetlookupestablished The ehash table lookups are lockless...

CVE-2026-31669

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix slab-use-after-free in inetlookupestablished The ehash table lookups are lockless and rely on SLABTYPESAFEBYRCU to guarantee socket memory stability during RCU read-side critical sections. Both tcpprot and tcpv6prot ha...

EUVD-2026-25562

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix slab-use-after-free in inetlookupestablished The ehash table lookups are lockless and rely on SLABTYPESAFEBYRCU to guarantee socket memory stability during RCU read-side critical sections. Both tcpprot and tcpv6prot ha...

Linux Kernel Security Vulnerabilities

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 copying of an unregistered TCPv6 protocol during the MPTCP stream initialization process. Thi...

PT-2026-35021

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A slab-use-after-free issue exists in the inet lookup established function. The problem occurs because MPTCP v6 subflow child sockets are allocated via kmalloc instead of the TCPv6 slab...