mm: do file ownership checks with the proper mount idmap

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SUSE CVE-2026-64294

In the Linux kernel, the following vulnerability has been resolved: mm: do file ownership checks with the proper mount idmap Ever since idmapped mounts were introduced, inode ownership checks for side-channel protection in mincore and madviseMADVPAGEOUT were done against the nopmntidmap, which...

CVE-2026-64294

In the Linux kernel, the following vulnerability has been resolved: mm: do file ownership checks with the proper mount idmap Ever since idmapped mounts were introduced, inode ownership checks for side-channel protection in mincore and madviseMADVPAGEOUT were done against the nopmntidmap, which...

CVE-2026-64294

In the Linux kernel, the following vulnerability has been resolved: mm: do file ownership checks with the proper mount idmap Ever since idmapped mounts were introduced, inode ownership checks for side-channel protection in mincore and madviseMADVPAGEOUT were done against the nopmntidmap, which...

UBUNTU-CVE-2026-64294

In the Linux kernel, the following vulnerability has been resolved: mm: do file ownership checks with the proper mount idmap Ever since idmapped mounts were introduced, inode ownership checks for side-channel protection in mincore and madviseMADVPAGEOUT were done against the nopmntidmap, which...

CVE-2026-64294

In the Linux kernel, the following vulnerability has been resolved: mm: do file ownership checks with the proper mount idmap Ever since idmapped mounts were introduced, inode ownership checks for side-channel protection in mincore and madviseMADVPAGEOUT were done against the nopmntidmap, which...

CVE-2026-64294 mm: do file ownership checks with the proper mount idmap

In the Linux kernel, the following vulnerability has been resolved: mm: do file ownership checks with the proper mount idmap Ever since idmapped mounts were introduced, inode ownership checks for side-channel protection in mincore and madviseMADVPAGEOUT were done against the nopmntidmap, which...

EUVD-2026-49006

In the Linux kernel, the following vulnerability has been resolved: mm: do file ownership checks with the proper mount idmap Ever since idmapped mounts were introduced, inode ownership checks for side-channel protection in mincore and madviseMADVPAGEOUT were done against the nopmntidmap, which...

Linux Distros Unpatched Vulnerability : CVE-2026-64392

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ksmbd: use opener credentials for delete-on-close Delete-on-close can be completed by deferred or durable handle teardown, where no request work is available...

EUVD-2026-48487

Rapid7 InsightVM, Nexpose, and the Insight Agent execute discovered executables during authenticated assessment without validating file ownership, allowing a local low-privileged user to run code as the scan credential Scan Engine or as root/SYSTEM Insight Agent. Fixed in Scan Engine content...

CVE-2026-44509

Rsync is a file-copying tool that uses a delta-transfer algorithm to synchronize remote and local files. In versions prior to 3.4.3, previous bug fixes for symlink races in open calls missed races in other path based system calls like chmod and chown. For rsync daemons with "use chroot = no" this...

CVE-2026-13445

IBM Langflow OSS 1.0.0 through 1.10.1 can allow an authenticated attacker to exploit the SaveToFile component to read and modify another user's uploaded files by specifying absolute paths pointing to victim storage locations. In append mode, the attacker's workflow reads victim file contents,...

PT-2026-59338

Summary An access control check is missing when deleting a file from a knowledge base. The only check being done is that the user has write access to the knowledge base or is admin, but NOT that the file actually belongs to this knowledge base. It is thus possible to delete arbitrary files from...

PT-2026-59591

When creating an export through the pretix API, API clients are returned an UUID value for their export job a long, random string like 35742818-c375-4d15-839f-d49aecce94d6. Using this UUID, the API client can then request the actual file for download. The same kind of UUID is used in other places...

GO-2026-5817 Mattermost doesn't validate file ownership and access control in github.com/mattermost/mattermost-server

Mattermost doesn't validate file ownership and access control in github.com/mattermost/mattermost-server...

ansible-core Incorrect Authorization vulnerability

A flaw was found in Ansible. The ansible-core user module can allow an unprivileged user to silently create or replace the contents of any file on any system path and take ownership of it when a privileged user executes the user module against the unprivileged user's home directory. If the...

NewStart CGSL MAIN 6.06 : ansible-core Multiple Vulnerabilities (NS-SA-2026-0056)

The remote NewStart CGSL host, running version MAIN 6.06, has ansible-core packages installed that are affected by multiple vulnerabilities: - A flaw was found in Ansible. The ansible-core user module can allow an unprivileged user to silently create or replace the contents of any file on any...

CVE-2026-13218

A flaw was found in KubeVirt's virt-handler network cache handling. The WriteToCachedFile function writes data to a launcher-rooted path using os.WriteFile and os.Chown without symlink protection. A user with access to the virt-launcher container can plant a symlink at the cache file path, causin...

CVE-2026-13218

A flaw was found in KubeVirt's virt-handler network cache handling. The WriteToCachedFile function writes data to a launcher-rooted path using os.WriteFile and os.Chown without symlink protection. A user with access to the virt-launcher container can plant a symlink at the cache file path, causin...

GO-2026-5670 Focalboard doesn't validate file ownership when serving uploaded files in github.com/mattermost/focalboard

Focalboard doesn't validate file ownership when serving uploaded files in github.com/mattermost/focalboard...