CVE-2026-7007 Division by zero in Zephyr ext2 superblock parsing allows DoS via crafted filesystem image

The Zephyr ext2 file system validates the on-disk superblock in ext2verifydisksuperblock subsys/fs/ext2/ext2impl.c before completing a mount. The validator checked the magic number, block size, revision and feature flags, but did not verify that the on-disk fields sblockspergroup and...

SUSE CVE-2026-15788

BuildKit's cache mount source= selector on Windows Container on Windows WCOW workers does not detect NTFS directory junctions placed inside the cache root. A build authored by an untrusted user on a WCOW-configured BuildKit daemon can read arbitrary host files reachable to the BuildKit daemon...

PT-2026-64305

The Zephyr ext2 file system validates the on-disk superblock in ext2 verify disk superblock subsys/fs/ext2/ext2 impl.c before completing a mount. The validator checked the magic number, block size, revision and feature flags, but did not verify that the on-disk fields s blocks per group and s...

OPENSUSE-SU-2026:21431-1 Security update for runc

This update for runc fixes the following issues: Update to 1.3.6. - CVE-2026-41579: malicious image with a /dev symlink can trigger limited host filesystem integrity violations bsc1268275. Other updates and bugfixes: - Version 1.3.6: Various integration test improvements. When masking directories...

SUSE-SU-2026:22938-1 Security update for runc

This update for runc fixes the following issues: Update to 1.3.6. - CVE-2026-41579: malicious image with a /dev symlink can trigger limited host filesystem integrity violations bsc1268275. Other updates and bugfixes: - Version 1.3.6: Various integration test improvements. When masking directories...

CVE-2026-59678

CVE-2026-59678 : An reported Incorrect Authorization vulnerability in Linux-Gaming PortProtonQt allows any user to mount/unmount arbitrary file systems and modify network settings via NetworkManager. Affected: PortProtonQt before 0d0f0950ebd948cdf82e8c3e1ebd2bcb9b8bafbe. Impact includes local pri...

github.com/moby/buildkit: BuildKit: Information Disclosure via Improper Handling of NTFS Directory Junctions

A flaw was found in BuildKit. An untrusted user, when authoring a build on a Windows Container on Windows WCOW configured BuildKit daemon, can exploit a vulnerability in the cache mount source selector. This flaw allows the user to read arbitrary files from the host system, leading to information...

github.com/moby/buildkit: BuildKit: Information Disclosure via Improper Handling of NTFS Directory Junctions

A flaw was found in BuildKit. An untrusted user, when authoring a build on a Windows Container on Windows WCOW configured BuildKit daemon, can exploit a vulnerability in the cache mount source selector. This flaw allows the user to read arbitrary files from the host system, leading to information...

CVE-2026-64074

A flaw was found in the Linux kernel. This vulnerability, located in the statmountmntidmap function, involves an out-of-bounds write. When processing mount ID mappings, an internal buffer can be incorrectly accessed due to an unchecked overflow, leading to a single-byte overwrite. This memory...

cifs-utils security update

7.6-2 - resolves: RHEL-192935 - fix krb5 mount regression 7.6-1 - Update to version 7.6 - resolves: RHEL-185756 - CVE-2026-12505 cifs-utils: LPE via cifs.spnego...

Symlink Attack

Overview Affected versions of this package are vulnerable to Symlink Attack in the WCOW cache mount source selector, which resolves NTFS junctions in the cache mount source path outside the intended cache root. A user who can author a build run by the daemon can read arbitrary host files reachabl...

CVE-2026-15788 WCOW cache mount source selector resolves NTFS junctions outside of cache root

BuildKit's cache mount source= selector on Windows Container on Windows WCOW workers does not detect NTFS directory junctions placed inside the cache root. A build authored by an untrusted user on a WCOW-configured BuildKit daemon can read arbitrary host files reachable to the BuildKit daemon...

CVE-2026-15788

CVE-2026-15788 concerns BuildKit on Windows Containers (WCOW). The issue is that the cache mount source= selector does not detect NTFS directory junctions inside the cache root, allowing a build authored by an untrusted user to read arbitrary host files reachable to the BuildKit daemon process. A...

CVE-2026-40187

In egroupware version 26.0 and earlier, an authenticated administrator can achieve OS-level Remote Code Execution RCE by uploading a malicious eTemplate XML file .xet to the VFS /etemplates mount. The Widget::expandname method passes template widget attribute values directly into a PHP eval call...

CVE-2026-40187

Summary (concrete details from sources): CVE-2026-40187 affects EGroupware 26.0 and earlier. An authenticated administrator can trigger OS-level RCE by uploading a malicious eTemplate XML file (.xet) to the VFS /etemplates mount. The vuln stems from Widget::expand_name() passing template widget a...

CVE-2026-25039

Summary (CVE-2026-25039): Parsec, a cloud-based file sharing app, does not sanitize the workspace name when creating a mountpoint in Windows, allowing a UNC path to be used as the workspace name. The root cause is that UNC paths may contain backslashes, and if the UNC target is invalid or unavail...

CVE-2026-25039 The application evaluate UNC path in workspace name

Parsec is a cloud-based application for simple and cryptographically secure file sharing. The application does not sanitize the workspace name, creating a vulnerability if that workspace name is a UNC path. When creating mountpoint in the windows filesystem to mount the workspace of an...

glib2 security update

2.56.4-170 - Add patch for CVE-2026-58016 - Resolves: RHEL-190622 2.68.4-169 - Add patch for CVE-2025-14087 and CVE-2025-14512 2.56.4-168 - Add patch for CVE-2025-13601 - Fix GUnixMount issues - Enable testsuite during RPM check phase 2.56.4-167 - gdbusconnection: Prevent sending a serial of zero...

SUSE CVE-2026-63810

In the Linux kernel, the following vulnerability has been resolved: block: Avoid mounting the bdev pseudo-filesystem in userspace The bdev pseudo-filesystem is an internal kernel filesystem with which userspace should not interfere. Unregister it so that userspace cannot even attempt to mount it...

CVE-2026-64074

In the Linux kernel, the following vulnerability has been resolved: fs/statmount: fix slab out-of-bounds write in statmountmntidmap statmountmntidmap writes one mapping with seqprintf and then manually advances seq-count to include the NUL separator. If seqprintf overflows, seqsetoverflow sets...