Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Squashfs: negative file sizes are now rejected in squashfsread inode. Syskaller reports a “WARNING in ovlcopyupfile” in overlayfs. This warning occurs because the underlying Squashfs file system returns a file with a negative...

AZL-70073 CVE-2025-40200 affecting package kernel for versions less than 6.6.117.1-1

In the Linux kernel, the following vulnerability has been resolved: Squashfs: reject negative file sizes in squashfsreadinode Syskaller reports a "WARNING in ovlcopyupfile" in overlayfs. This warning is ultimately caused because the underlying Squashfs file system returns a file with a negative...

DEBIAN-CVE-2025-40200

In the Linux kernel, the following vulnerability has been resolved: Squashfs: reject negative file sizes in squashfsreadinode Syskaller reports a "WARNING in ovlcopyupfile" in overlayfs. This warning is ultimately caused because the underlying Squashfs file system returns a file with a negative...

CVE-2025-40200 Squashfs: reject negative file sizes in squashfs_read_inode()

In the Linux kernel, the following vulnerability has been resolved: Squashfs: reject negative file sizes in squashfsreadinode Syskaller reports a "WARNING in ovlcopyupfile" in overlayfs. This warning is ultimately caused because the underlying Squashfs file system returns a file with a negative...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-990552)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990552 advisory. In the Linux kernel, the following vulnerability has been resolved: ovl: fix warning in ovlcreatereal Syzbot triggered the following warning in ovlworkdircreate -...

PT-2025-46757

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw within the Squashfs file system where negative file sizes can be returned by the squashfs read inode function. This issue can lead to a warning in...