CVE-2026-23375

In the Linux kernel, the following vulnerability has been resolved: mm: thp: deny THP for files on anonymous inodes filethpenabled incorrectly allows THP for files on anonymous inodes e.g. guestmemfd and secretmem. These files are created via allocfilepseudo, which does not call getwriteaccess an...

CVE-2026-23375

In the Linux kernel, the following vulnerability has been resolved: mm: thp: deny THP for files on anonymous inodes filethpenabled incorrectly allows THP for files on anonymous inodes e.g. guestmemfd and secretmem. These files are created via allocfilepseudo, which does not call getwriteaccess an...

CVE-2026-23375 mm: thp: deny THP for files on anonymous inodes

In the Linux kernel, the following vulnerability has been resolved: mm: thp: deny THP for files on anonymous inodes filethpenabled incorrectly allows THP for files on anonymous inodes e.g. guestmemfd and secretmem. These files are created via allocfilepseudo, which does not call getwriteaccess an...

CVE-2026-23375

CVE-2026-23375 (Linux kernel THP for anonymous inodes) – concrete details in connected docs : The issue arises from file_thp_enabled() incorrectly allowing/thp collapse for anonymous inodes created via alloc_file_pseudo() (e.g., guest_memfd, secretmem), enabling khugepaged/MADV_COLLAPSE exploits ...

Linux Distros Unpatched Vulnerability : CVE-2026-23375

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - mm: thp: deny THP for files on anonymous inodes filethpenabled incorrectly allows THP for files on anonymous inodes e.g. guestmemfd and secretmem. These files a...

SUSE-SU-2026:20720-1 Security update for the Linux Kernel

The SUSE Linux Enterprise Micro 6.0 and Micro 6.1 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2023-53817: crypto: lib/mpi - avoid null pointer deref in mpicmpui bsc1254992. - CVE-2025-37861: scsi: mpi3mr: Synchronous access b/w reset and tm...

Linux RC4 Packer with In-Memory Execution (x86)

This evasion module packs Linux payloads using RC4 encryption and executes them from memory using memfdcreate for fileless execution. The evasion module works on systems with Linux Kernel 3.17+ due to memfdcreate support. Features: - RC4 encryption with configurable key size - Fileless execution...

Linux RC4 Packer with In-Memory Execution

This evasion module packs Linux payloads using RC4 encryption and executes them from memory using memfdcreate for fileless execution. Linux kernel version support: 3.17+ Module Options msf use evasion/linux/aarch64/rc4packer msf evasionrc4packer show actions ...actions... msf evasionrc4packer set...

SUSE CVE-2025-68810

In the Linux kernel, the following vulnerability has been resolved: KVM: Disallow toggling KVMMEMGUESTMEMFD on an existing memslot Reject attempts to disable KVMMEMGUESTMEMFD on a memslot that was initially created with a guestmemfd binding, as KVM doesn't support toggling KVMMEMGUESTMEMFD on...

CVE-2025-68810

In the Linux kernel, the following vulnerability has been resolved: KVM: Disallow toggling KVMMEMGUESTMEMFD on an existing memslot Reject attempts to disable KVMMEMGUESTMEMFD on a memslot that was initially created with a guestmemfd binding, as KVM doesn't support toggling KVMMEMGUESTMEMFD on...

CVE-2025-68810

In the Linux kernel, the following vulnerability has been resolved: KVM: Disallow toggling KVMMEMGUESTMEMFD on an existing memslot Reject attempts to disable KVMMEMGUESTMEMFD on a memslot that was initially created with a guestmemfd binding, as KVM doesn't support toggling KVMMEMGUESTMEMFD on...

CVE-2025-68810 KVM: Disallow toggling KVM_MEM_GUEST_MEMFD on an existing memslot

In the Linux kernel, the following vulnerability has been resolved: KVM: Disallow toggling KVMMEMGUESTMEMFD on an existing memslot Reject attempts to disable KVMMEMGUESTMEMFD on a memslot that was initially created with a guestmemfd binding, as KVM doesn't support toggling KVMMEMGUESTMEMFD on...

PT-2026-2542

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.18.0-rc6-115d5de2eef3-next-kasan Description The Linux kernel contains a flaw within the KVM subsystem. Specifically, it fails to prevent disabling the KVM MEM GUEST MEMFD flag on a memslot that was initially...

The vulnerability of the memfd_pin_folios() function in the mm/gup.c module of the Linux kernel’s memory management subsystem allows a hacker to cause a service failure.

The vulnerability of the memfdpinfolios function in the mm/gup.c module of the Linux kernel’s memory management subsystem leads to uncontrolled resource consumption. Exploiting this vulnerability could allow an attacker to cause a system failure...

CVE-2025-68292

In the Linux kernel, the following vulnerability has been resolved: mm/memfd: fix information leak in hugetlb folios When allocating hugetlb folios for memfd, three initialization steps are missing: 1. Folios are not zeroed, leading to kernel memory disclosure to userspace 2. Folios are not marke...

UBUNTU-CVE-2025-68292

In the Linux kernel, the following vulnerability has been resolved: mm/memfd: fix information leak in hugetlb folios When allocating hugetlb folios for memfd, three initialization steps are missing: 1. Folios are not zeroed, leading to kernel memory disclosure to userspace 2. Folios are not marke...

CVE-2025-68292

In the Linux kernel, the following vulnerability has been resolved: mm/memfd: fix information leak in hugetlb folios When allocating hugetlb folios for memfd, three initialization steps are missing: 1. Folios are not zeroed, leading to kernel memory disclosure to userspace 2. Folios are not marke...

PT-2025-51696

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel's memfd functionality related to hugetlb folios. Specifically, when allocating huge transparent pages for memfd, initialization steps were missing,...

Linux Distros Unpatched Vulnerability : CVE-2025-40272

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - mm/secretmem: fix use-after-free race in fault handler When a page fault occurs in a secret memory file created with memfdsecret2, the kernel will allocate a ne...

CVE-2025-40272

A use-after-free race condition was found in the secretmem subsystem of the Linux kernel. When two tasks concurrently fault on the same page in a memfdsecret file, the losing task may free its folio before restoring the direct map entry. This allows the freed page to be reallocated while still...