Linux Distros Unpatched Vulnerability : CVE-2026-63952

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - memfd: deny writeable mappings when implying SEALWRITE When SEALEXEC is added, SEALWRITE is implied to make W^X. But the implied seal is set after the check tha...

EUVD-2026-45725

In the Linux kernel, the following vulnerability has been resolved: memfd: deny writeable mappings when implying SEALWRITE When SEALEXEC is added, SEALWRITE is implied to make W^X. But the implied seal is set after the check that makes sure the memfd can not have any writable mappings. This means...

CVE-2026-63952 memfd: deny writeable mappings when implying SEAL_WRITE

In the Linux kernel, the following vulnerability has been resolved: memfd: deny writeable mappings when implying SEALWRITE When SEALEXEC is added, SEALWRITE is implied to make W^X. But the implied seal is set after the check that makes sure the memfd can not have any writable mappings. This means...

PT-2026-61269

In the Linux kernel, the following vulnerability has been resolved: memfd: deny writeable mappings when implying SEAL WRITE When SEAL EXEC is added, SEAL WRITE is implied to make W^X. But the implied seal is set after the check that makes sure the memfd can not have any writable mappings. This...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mm/secretmem: fixed a use-after-free race condition in the fault handler. When a page fault occurs in a secret memory file created with memfdsecret2, the kernel will allocate a new folio for it, mark the underlying page as not...

Linux Distros Unpatched Vulnerability : CVE-2026-46013

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: mm/memfdluo: fix physical address conversion in putfolios cleanup In memfdluoretrievefolios'...

SUSE CVE-2026-46013

In the Linux kernel, the following vulnerability has been resolved: mm/memfdluo: fix physical address conversion in putfolios cleanup In memfdluoretrievefolios's putfolios cleanup path: 1. khorestorefolio expects a physaddrt physical address but receives a raw PFN pfolio-pfn. This causes...

CVE-2026-46013

A flaw was found in the Linux kernel. An issue in the memfdluo component, specifically within the putfolios cleanup path of memfdluoretrievefolios, leads to incorrect physical address conversion and a missing check for sparse file holes. This could result in incorrect memory handling, potentially...

CVE-2026-46013

Technical details about CVE-2026-46013 are not publicly provided in the supplied connected documents. Available sources reference the CVE at a high level only. Monitor for updates.

EUVD-2026-32310

In the Linux kernel, the following vulnerability has been resolved: mm/memfdluo: fix physical address conversion in putfolios cleanup In memfdluoretrievefolios's putfolios cleanup path: 1. khorestorefolio expects a physaddrt physical address but receives a raw PFN pfolio-pfn. This causes...

PT-2026-43880

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified openSUSE Tumbleweed versions prior to kernel-devel-7.0.11-1.1 Description An issue exists in the put folios cleanup path of the memfd luo retrieve folios function. The kho restore folio function...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm: memfdluo: always dirty all folios A “dirty folio” is one that has been written to. A “clean folio” is the opposite. Since a clean folio contains no user data, it can be freed under memory pressure. Preserving memfd by saving...

Astra Linux – Vulnerability in Linux 5.10

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. KVM does not support toggling KVMMEMGUESTMEMFD on...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm/secretmem: A panic occurs when growing a memfdsecret. When attempting to grow an existing memfdsecret using ftruncate, a panic occurs 1. For example, performing the following reliably will cause the panic: c fd = memfdsecret;...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: mm: thp: Deny THP for files on anonymous inodes The filethpenabled function incorrectly allows THP for files on anonymous inodes e.g., guestmemfd and secretmem. These files are created using allocfilepseudo, which does not cal...

Linux Distros Unpatched Vulnerability : CVE-2026-43389

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: mm: memfdluo: always dirty all folios A dirty folio is one which has been written to. A clea...

CVE-2026-43389

A flaw was found in the memfdluo subsystem of the Linux kernel. When using memfd preservation with Live Update Operations LUO, the kernel may incorrectly mark a memory page folio as clean even if it contains user data. This can lead to data loss, as the kernel might reclaim these 'dirty' folios...

EUVD-2026-28695

In the Linux kernel, the following vulnerability has been resolved: mm: memfdluo: always dirty all folios A dirty folio is one which has been written to. A clean folio is its opposite. Since a clean folio has no user data, it can be freed under memory pressure. memfd preservation with LUO saves t...

CVE-2026-43389

In the Linux kernel, the following vulnerability has been resolved: mm: memfdluo: always dirty all folios A dirty folio is one which has been written to. A clean folio is its opposite. Since a clean folio has no user data, it can be freed under memory pressure. memfd preservation with LUO saves t...

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 memfd mechanism’s handling of dirty flags during preservation operations. This vulnerability...