EUVD-2023-60491

In the Linux kernel, the following vulnerability has been resolved: ovl: fix null pointer dereference in ovlgetaclrcu Following process: P1 P2 pathopenat linkpathwalk maylookup inodepermissionrcu ovlpermission aclpermissioncheck checkacl getcachedaclrcu ovlgetinodeacl realinode =...

CVE-2023-54313

In the Linux kernel, the following vulnerability has been resolved: ovl: fix null pointer dereference in ovlgetaclrcu Following process: P1 P2 pathopenat linkpathwalk maylookup inodepermissionrcu ovlpermission aclpermissioncheck checkacl getcachedaclrcu ovlgetinodeacl realinode =...

CVE-2023-54313

In the Linux kernel, the following vulnerability has been resolved: ovl: fix null pointer dereference in ovlgetaclrcu Following process: P1 P2 pathopenat linkpathwalk maylookup inodepermissionrcu ovlpermission aclpermissioncheck checkacl getcachedaclrcu ovlgetinodeacl realinode =...

UBUNTU-CVE-2023-54313

In the Linux kernel, the following vulnerability has been resolved: ovl: fix null pointer dereference in ovlgetaclrcu Following process: P1 P2 pathopenat linkpathwalk maylookup inodepermissionrcu ovlpermission aclpermissioncheck checkacl getcachedaclrcu ovlgetinodeacl realinode =...

CVE-2023-54313 ovl: fix null pointer dereference in ovl_get_acl_rcu()

In the Linux kernel, the following vulnerability has been resolved: ovl: fix null pointer dereference in ovlgetaclrcu Following process: P1 P2 pathopenat linkpathwalk maylookup inodepermissionrcu ovlpermission aclpermissioncheck checkacl getcachedaclrcu ovlgetinodeacl realinode =...

CVE-2023-54313

In the Linux kernel, the following vulnerability has been resolved: ovl: fix null pointer dereference in ovlgetaclrcu Following process: P1 P2 pathopenat linkpathwalk maylookup inodepermissionrcu ovlpermission aclpermissioncheck checkacl getcachedaclrcu ovlgetinodeacl realinode =...

CVE-2023-54313 ovl: fix null pointer dereference in ovl_get_acl_rcu()

In the Linux kernel, the following vulnerability has been resolved: ovl: fix null pointer dereference in ovlgetaclrcu Following process: P1 P2 pathopenat linkpathwalk maylookup inodepermissionrcu ovlpermission aclpermissioncheck checkacl getcachedaclrcu ovlgetinodeacl realinode =...

CVE-2023-53856

In the Linux kernel, the following vulnerability has been resolved: of: overlay: Call ofchangesetinit early When ofoverlayfdtapply fails, the changeset may be partially applied, and the caller is still expected to call ofoverlayremove to clean up this partial state. However, ofoverlayapply calls...

CVE-2023-53856

In the Linux kernel, the following vulnerability has been resolved: of: overlay: Call ofchangesetinit early When ofoverlayfdtapply fails, the changeset may be partially applied, and the caller is still expected to call ofoverlayremove to clean up this partial state. However, ofoverlayapply calls...

Linux Distros Unpatched Vulnerability : CVE-2025-40237

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - fs/notify: call exportfsencodefid with sumount Calling intotifyshowfdinfo on fd watching an overlayfs inode, while the overlayfs is being unmounted, can lead to...

EUVD-2025-201222

In the Linux kernel, the following vulnerability has been resolved: fs/notify: call exportfsencodefid with sumount Calling intotifyshowfdinfo on fd watching an overlayfs inode, while the overlayfs is being unmounted, can lead to dereferencing NULL ptr. This issue was found by syzkaller. Race...

CVE-2025-40237 fs/notify: call exportfs_encode_fid with s_umount

In the Linux kernel, the following vulnerability has been resolved: fs/notify: call exportfsencodefid with sumount Calling intotifyshowfdinfo on fd watching an overlayfs inode, while the overlayfs is being unmounted, can lead to dereferencing NULL ptr. This issue was found by syzkaller. Race...

EUVD-2025-150374

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...

Linux Distros Unpatched Vulnerability : CVE-2025-40200

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Squashfs: reject negative file sizes in squashfsreadinode Syskaller reports a WARNING in ovlcopyupfile in overlayfs. This warning is ultimately caused because t...

Siemens SIMATIC S7-1500 Improper Input Validation (CVE-2024-56570)

In the Linux kernel, the following vulnerability has been resolved: ovl: Filter invalid inodes with missing lookup function Add a check to the ovldentryweird function to prevent the processing of directory inodes that lack the lookup function.This is important because such inodes can cause errors...

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...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-990383)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990383 advisory. In the Linux kernel, the following vulnerability has been resolved: ovl: Filter invalid inodes with missing lookup function Add a check to the ovldentryweird functio...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988911)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988911 advisory. In the Linux kernel, the following vulnerability has been resolved: ovl: fix warning in ovlcreatereal Syzbot triggered the following warning in ovlworkdircreate -...

Unity Linux 20.1050e Security Update: kernel (UTSA-2025-990096)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990096 advisory. In the Linux kernel, the following vulnerability has been resolved: ovl: fix warning in ovlcreatereal Syzbot triggered the following warning in ovlworkdircreate -...

Exploit for CVE-2015-1328

CVE-2015-1328 Proof of Concept A Proof of Concept PoC explo...