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 -...

CVE-2021-47579

In the Linux kernel, the following vulnerability has been resolved: ovl: fix warning in ovlcreatereal Syzbot triggered the following warning in ovlworkdircreate - ovlcreatereal: if !err && WARNON!newdentry-dinode The reason is that the cgroup2 filesystem returns from mkdir without instantiating t...

UBUNTU-CVE-2021-47579

In the Linux kernel, the following vulnerability has been resolved: ovl: fix warning in ovlcreatereal Syzbot triggered the following warning in ovlworkdircreate - ovlcreatereal: if !err && WARNON!newdentry-dinode The reason is that the cgroup2 filesystem returns from mkdir without instantiating t...

CVE-2021-47579

Mode C: CVE-2021-47579 affects the Linux kernel overlayfs component (ovl) with a WARN_ON path in ovl_workdir_create() when mkdir returns a dentry without an inode (not instantiated). The fix, described in the connected advisories, calls ovl_mkdir_real() directly from ovl_workdir_create() and reje...

CVE-2021-47579 ovl: fix warning in ovl_create_real()

In the Linux kernel, the following vulnerability has been resolved: ovl: fix warning in ovlcreatereal Syzbot triggered the following warning in ovlworkdircreate - ovlcreatereal: if !err && WARNON!newdentry-dinode The reason is that the cgroup2 filesystem returns from mkdir without instantiating t...

GSD-2021-1002713 ovl: fix warning in ovl_create_real()

ovl: fix warning in ovlcreatereal This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.10.88 by commit 6859985a2fbda5d1586bf44538853e1be69e85f7. F...

GSD-2021-1002682 ovl: fix warning in ovl_create_real()

ovl: fix warning in ovlcreatereal This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.4.168 by commit f9f300a92297be8250547347fd52216ef0177ae0. F...