CVE-2026-68448

A flaw was found in the Linux kernel's overlayfs component. When copying files across different overlay filesystems, the system incorrectly checked read permissions using the destination filesystem's credentials instead of the source's. This oversight could allow an unauthorized user to read file...

CVE-2026-68448

In the Linux kernel, the following vulnerability has been resolved: ovl: check access to copyfilerange source with src mounter creds Commit 5dae222a5ff0c "vfs: allow copyfilerange to copy across devices" allowed filesystems that implement the copyfilerange fop to decide if they want to access...

DEBIAN-CVE-2026-68448

In the Linux kernel, the following vulnerability has been resolved: ovl: check access to copyfilerange source with src mounter creds Commit 5dae222a5ff0c "vfs: allow copyfilerange to copy across devices" allowed filesystems that implement the copyfilerange fop to decide if they want to access...

CVE-2026-68448

In the Linux kernel, the following vulnerability has been resolved: ovl: check access to copyfilerange source with src mounter creds Commit 5dae222a5ff0c "vfs: allow copyfilerange to copy across devices" allowed filesystems that implement the copyfilerange fop to decide if they want to access...

CVE-2026-68448 ovl: check access to copy_file_range source with src mounter creds

In the Linux kernel, the following vulnerability has been resolved: ovl: check access to copyfilerange source with src mounter creds Commit 5dae222a5ff0c "vfs: allow copyfilerange to copy across devices" allowed filesystems that implement the copyfilerange fop to decide if they want to access...

CVE-2026-68448

In the Linux kernel, the following vulnerability has been resolved: ovl: check access to copyfilerange source with src mounter creds Commit 5dae222a5ff0c "vfs: allow copyfilerange to copy across devices" allowed filesystems that implement the copyfilerange fop to decide if they want to access...

EUVD-2026-57054

In the Linux kernel, the following vulnerability has been resolved: ovl: check access to copyfilerange source with src mounter creds Commit 5dae222a5ff0c "vfs: allow copyfilerange to copy across devices" allowed filesystems that implement the copyfilerange fop to decide if they want to access...

CVE-2026-68448

The CVE-2026-68448 entry concerns the Linux kernel overlayfs copy_file_range path. Previously, cross-filesystem copy could proceed using the destination overlayfs’s mounter credentials, with the source file’s read path checked using the destination’s credentials. This could deny a permitted copy ...

CVE-2026-68448 ovl: check access to copy_file_range source with src mounter creds

In the Linux kernel, the following vulnerability has been resolved: ovl: check access to copyfilerange source with src mounter creds Commit 5dae222a5ff0c "vfs: allow copyfilerange to copy across devices" allowed filesystems that implement the copyfilerange fop to decide if they want to access...

Linux Distros Unpatched Vulnerability : CVE-2026-68448

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ovl: check access to copyfilerange source with src mounter creds Commit 5dae222a5ff0c vfs: allow copyfilerange to copy across devices allowed filesystems that...

PT-2026-70964

In the Linux kernel, the following vulnerability has been resolved: ovl: check access to copy file range source with src mounter creds Commit 5dae222a5ff0c "vfs: allow copy file range to copy across devices" allowed filesystems that implement the copy file range f op to decide if they want to...

Important: Red Hat Security Advisory: kernel security, bug fix, and enhancement update

An update for kernel is now available for Red Hat Enterprise Linux 9.6 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

kernel: selinux: fix overlayfs mmap() and mprotect() access checks

A flaw was found in the Linux kernel's SELinux security module when handling overlayfs. The existing security model for overlayfs does not properly enforce access controls for mmap and mprotect operations. This oversight could allow a local attacker to bypass intended security policies, potential...

kernel: selinux: fix overlayfs mmap() and mprotect() access checks

A flaw was found in the Linux kernel's SELinux security module when handling overlayfs. The existing security model for overlayfs does not properly enforce access controls for mmap and mprotect operations. This oversight could allow a local attacker to bypass intended security policies, potential...

Important: Red Hat Security Advisory: kernel security, bug fix, and enhancement update

An update for kernel is now available for Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

RHEL 9 : kernel (RHSA-2026:51746)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:51746 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: selinux: fix overlayfs mmap a...

OPENSUSE-SU-2026:11461-1 fuse-overlayfs-1.17-1.1 on GA media

These are all security issues fixed in the fuse-overlayfs-1.17-1.1 package on the GA media of openSUSE Tumbleweed...

MiracleLinux 9 : kernel-5.14.0-687.19.1.el9_8 (AXSA:2026-1437:58)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-1437:58 advisory. kernel: drm/amd/display: Do not skip unrelated mode changes in DSC validation CVE-2026-31488 kernel: ipv6: icmp: clear skb2-cb in...

[SECURITY] Fedora 44 Update: fuse-overlayfs-1.17-1.fc44

FUSE overlay+shiftfs implementation for rootless containers...

SUSE CVE-2026-52791

fuse-overlayfs is an implementation of overlayfs in FUSE for rootless containers. Prior to 1.17, the release-1.x C branch preserves SUID and SGID mode bits in main.c during openOTRUNC and truncate handling on a copied-up file, allowing a low-privileged process to leave the upper-layer file with...