Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-003970)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003970 advisory. Overlayfs did not properly perform permission checking when copying up files in an overlayfs and could be exploited from within a user namespace, if, for example,...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-001526)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001526 advisory. A race condition accessing file object in the Linux kernel OverlayFS subsystem was found in the way users do rename in specific way with OverlayFS. A local user coul...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-000799)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-000799 advisory. The eCryptfs subsystem in the Linux kernel before 3.18 allows local users to gain privileges via a large filesystem stack that includes an overlayfs layer, related t...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-001194)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001194 advisory. An issue was discovered in the Linux kernel before 4.8. Incorrect access checking in overlayfs mounts could be used by local attackers to modify or truncate files in...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-003122)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003122 advisory. The filesystem layer in the Linux kernel before 4.5.5 proceeds with post-rename operations after an OverlayFS file is renamed to a self-hardlink, which allows local...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-002281)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002281 advisory. The ovlsetattr function in fs/overlayfs/inode.c in the Linux kernel through 4.3.3 attempts to merge distinct setattr operations, which allows local users to bypass...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-002262)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002262 advisory. The eCryptfs subsystem in the Linux kernel before 3.18 allows local users to gain privileges via a large filesystem stack that includes an overlayfs layer, related t...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-003384)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003384 advisory. An issue was discovered in the Linux kernel before 4.8. Incorrect access checking in overlayfs mounts could be used by local attackers to modify or truncate files in...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-003346)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003346 advisory. fs/overlayfs/dir.c in the OverlayFS filesystem implementation in the Linux kernel before 4.6 does not properly verify the upper dentry before proceeding with unlink...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-002487)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002487 advisory. The overlayfs implementation in the Linux kernel through 4.5.2 does not properly maintain POSIX ACL xattr data, which allows local users to gain privileges by...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-001952)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001952 advisory. The overlayfs implementation in the Linux kernel through 4.5.2 does not properly restrict the mount namespace, which allows local users to gain privileges by mountin...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-003147)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003147 advisory. An issue was discovered in the Linux kernel before 4.8. Incorrect access checking in overlayfs mounts could be used by local attackers to modify or truncate files in...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-001957)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001957 advisory. The eCryptfs subsystem in the Linux kernel before 3.18 allows local users to gain privileges via a large filesystem stack that includes an overlayfs layer, related t...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-003103)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003103 advisory. fs/overlayfs/dir.c in the OverlayFS filesystem implementation in the Linux kernel before 4.6 does not properly verify the upper dentry before proceeding with unlink...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-002614)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002614 advisory. The filesystem layer in the Linux kernel before 4.5.5 proceeds with post-rename operations after an OverlayFS file is renamed to a self-hardlink, which allows local...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-002065)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002065 advisory. The ovlsetattr function in fs/overlayfs/inode.c in the Linux kernel through 4.3.3 attempts to merge distinct setattr operations, which allows local users to bypass...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-000617)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-000617 advisory. The filesystem layer in the Linux kernel before 4.5.5 proceeds with post-rename operations after an OverlayFS file is renamed to a self-hardlink, which allows local...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-001088)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001088 advisory. The ovlsetattr function in fs/overlayfs/inode.c in the Linux kernel through 4.3.3 attempts to merge distinct setattr operations, which allows local users to bypass...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-001494)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001494 advisory. A flaw was found in the Linux kernel's OverlayFS subsystem in the way the user mounts the TmpFS filesystem with OverlayFS. This flaw allows a local user to gain acce...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

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...