Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-003904)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003904 advisory. btrfsrootnode in fs/btrfs/ctree.c in the Linux kernel through 5.3.12 allows a NULL pointer dereference because rcudereferenceroot-node can be zero. Tenable has...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-000418)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-000418 advisory. btrfsrootnode in fs/btrfs/ctree.c in the Linux kernel through 5.3.12 allows a NULL pointer dereference because rcudereferenceroot-node can be zero. Tenable has...

Linux btrfs_root_node Heap Buffer Overflow DoS

The vulnerability of the btrfsrootnode function in the Linux operating system’s kernel is related to the assignment of a null pointer. Exploiting this vulnerability could allow an attacker to cause a service failure...

Linux kernel btrfs_root_node Heap Buffer Overflow DoS

The vulnerability of the btrfsrootnode function fs/btrfs/ctree.c in the Linux kernel is related to the assignment of a null pointer. Exploiting this vulnerability allows an attacker to cause a service failure...

CVE-2019-19036

btrfsrootnode in fs/btrfs/ctree.c in the Linux kernel through 5.3.12 allows a NULL pointer dereference because rcudereferenceroot-node can be zero...

CVE-2019-19036

btrfsrootnode in fs/btrfs/ctree.c in the Linux kernel through 5.3.12 allows a NULL pointer dereference because rcudereferenceroot-node can be zero...

UBUNTU-CVE-2019-19036

btrfsrootnode in fs/btrfs/ctree.c in the Linux kernel through 5.3.12 allows a NULL pointer dereference because rcudereferenceroot-node can be zero...

Linux kernel null pointer dereference vulnerability (CNVD-2019-42385)

The Linux kernel is a computer operating system kernel written in C and assembly language, compliant with the POSIX standard, and distributed under the GNU General Public License. A null pointer dereference vulnerability exists in btrfsrootnode in fs/btrfs/ctree.c in Linux kernel 5.3.12 and...

PT-2019-4255

Name of the Vulnerable Software and Affected Versions Linux kernel versions through 5.3.12 Description The issue is related to a NULL pointer dereference in the btrfs root node function, located in fs/btrfs/ctree.c. This can be triggered because rcu dereferenceroot-node can be zero, leading to a...

DEBIAN-CVE-2018-14612

An issue was discovered in the Linux kernel through 4.17.10. There is an invalid pointer dereference in btrfsrootnode when mounting a crafted btrfs image, because of a lack of chunk block group mapping validation in btrfsreadblockgroups in fs/btrfs/extent-tree.c, and a lack of empty-tree checks i...

Linux kernel invalid pointer dereference vulnerability (CNVD-2018-24481)

Linux kernel is the kernel used by Linux, the open source operating system released by the Linux Foundation in the United States. A security vulnerability exists in the 'btrfsrootnode' function in Linux kernel version 4.17.10 and earlier. An attacker can exploit this vulnerability to cause a deni...