SUSE CVE-2026-43109

In the Linux kernel, the following vulnerability has been resolved: x86: shadow stacks: proper error handling for mmap lock 김영민 reports that shstkpopsigframe doesn't check for errors from mmapreadlockkillable, which is a silly oversight, and also shows that we haven't marked those functions with...

RUSTSEC-2026-0143 Double-free in `vmem` storage reachable from safe Rust

When the vmem feature is enabled, VmemStorage::newBox and every public constructor that funnels through it — ConcurrentHeapRB::defaultcap, ConcurrentHeapRB::fromVec, From, etc. bit-copies the input buffer into a freshly mmap'd region with ptr::copynonoverlapping, then lets the source Box drop...

LuaJIT 2.1.1774638290 - Arbitrary Code Execution

-- Exploit Title: LuaJIT 2.1.1774638290 - Arbitrary Code Execution -- Date: 2026-03-29 -- Exploit Author: TaurusOmar -- Vendor Homepage: https://luajit.org/ -- Software Link: https://luajit.org/download.html -- Version: LuaJIT 2.1.1774638290 latest -- Tested on: Linux x86-64 Arch Linux --...

CVE-2026-43109

A flaw was found in the Linux kernel's x86 shadow stacks implementation. An oversight in the shstkpopsigframe function's error handling for mmapreadlockkillable could lead to unexpected behavior. This vulnerability involves improper error checking during memory management operations...

EUVD-2026-27629

In the Linux kernel, the following vulnerability has been resolved: x86: shadow stacks: proper error handling for mmap lock 김영민 reports that shstkpopsigframe doesn't check for errors from mmapreadlockkillable, which is a silly oversight, and also shows that we haven't marked those functions with...

CVE-2026-43109

In the Linux kernel, the following vulnerability has been resolved: x86: shadow stacks: proper error handling for mmap lock 김영민 reports that shstkpopsigframe doesn't check for errors from mmapreadlockkillable, which is a silly oversight, and also shows that we haven't marked those functions with...

CVE-2026-43109 x86: shadow stacks: proper error handling for mmap lock

In the Linux kernel, the following vulnerability has been resolved: x86: shadow stacks: proper error handling for mmap lock 김영민 reports that shstkpopsigframe doesn't check for errors from mmapreadlockkillable, which is a silly oversight, and also shows that we haven't marked those functions with...

CVE-2026-43109

The CVE-2026-43109 issue concerns Linux kernel x86 shadow stacks where shstk_pop_sigframe() did not check errors from mmap_read_lock_killable(), and related __must_check annotations were missing. The connected OSV entries confirm patches in rootio-linux for Ubuntu/Debian releases (e.g., Ubuntu 22...

CVE-2026-43109

In the Linux kernel, the following vulnerability has been resolved: x86: shadow stacks: proper error handling for mmap lock 김영민 reports that shstkpopsigframe doesn't check for errors from mmapreadlockkillable, which is a silly oversight, and also shows that we haven't marked those functions with...

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 shstkpopsigframe function not checking the return value of mmapreadlockkillable and not marki...

PT-2026-37419

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the x86 shadow stacks implementation where the shstk pop sigframe function fails to check for errors returned by mmap read lock killable. This occurs because the...

Linux Distros Unpatched Vulnerability : CVE-2026-43109

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - x86: shadow stacks: proper error handling for mmap lock reports that shstkpopsigframe doesn't check for errors from mmapreadlockkillable, which is a silly...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: Fixed the issue where the mmap write lock was not released. If the mmap write lock is acquired while draining a retry fault, the mmap write lock is not released because svmrangerestorepages calls mmapreadunlock before...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/erdma: Fixed a reference count leak in erdmammap. The function rdmausermmapentryget takes a reference; we should release that reference when it is no longer needed. Add the missing rdmausermmapEntryPut function in the err...

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: ocfs2: fixed a recursive semaphore deadlock in the fiemap call syzbot detected a OCFS2 hang due to a recursive semaphore on the FSIOCFIEMAP of the extent list in a specially crafted mmap file. contextswitch...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Wifi: rtw89: pci: Configure manual DAC mode via PCI config API only To support 36-bit DMA, configure the chip’s proprietary bit via the PCI config API or the chip’s DBI interface. However, the PCI device’s mmap is not set yet, an...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mapletree: Fixed the MASTATEPREALLOC flag in maspreallocate. The preallocation flag is temporarily cleared when explicit requests for allocations are made. Existing allocations are already counted against the request through...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: perf/core: The handling of buffer mapping failures in perfmmap is incorrect. After a buffer is successfully allocated or attached to an existing buffer, perfmmap attempts to map the buffer into the page table in read-only mode. I...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm/ksm: fixed a race condition involving VMA iteration and mmstruct teardown. The exitmmap function will tear down the VMAs and the maple tree, provided that the mmaplock is held in write mode. Ensure that the maple tree remains...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: xen/privcmd: Fixed a possible warning in privcmdioctlmmapresource. Since ‘kdata.num’ is a user-controlled data, if the user attempts to allocate memory larger than MAXORDER, then kcalloc will fail. This will also generate a stack...