The vulnerability of the write_extent_buffer() function in the Linux operating system allows a hacker to trigger a service failure.

The vulnerability of the writeextentbuffer function in the Linux operating system is related to writing beyond the buffer’s boundaries. Exploiting this vulnerability can allow an attacker to cause a service failure...

PT-2020-6721 · Linux +7 · Linux Kernel +7

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A flaw was found in the Linux kernel, specifically in the ext4 filesystem, where a corrupted extent tree can cause a denial of service problem. This issue is related to an integer...

Huawei EulerOS: Security Advisory for kernel (EulerOS-SA-2020-1698)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2020 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

CVE-2019-11833

A flaw was found in the Linux kernel's implementation of ext4 extent management. The kernel doesn't correctly initialize memory regions in the extent tree block which may be exported to a local user to obtain sensitive information by reading empty/uninitialized data from the filesystem...

Manually moving backup files between Scale-Out Backup Repository extents

Extent Rebalance is Now Built-In to Veeam Backup & Replication This article was written prior to the release of Veeam Backup & Replication 12. While the procedure may still work in Veeam Backup & Replication 12 and higher, we strongly advise you to instead consider using the built-in rebalancing...

Vulnerability of the __btrfs_free_extent function (fs/btrfs/extent-tree.c) in the Linux operating system, which allows an attacker to gain unauthorized access to protected information

The vulnerability of the btrfsfreeextent function fs/btrfs/extent-tree.c in the Linux operating system is related to the lack of protection for metadata. Exploiting this vulnerability could allow an attacker to gain unauthorized access to protected information...

CVE-2019-19039

btrfsfreeextent in fs/btrfs/extent-tree.c in the Linux kernel through 5.3.12 calls btrfsprintleaf in a certain ENOENT case, which allows local users to obtain potentially sensitive information about register values via the dmesg program. NOTE: The BTRFS development team disputes this issues as no...

DEBIAN-CVE-2019-19039

btrfsfreeextent in fs/btrfs/extent-tree.c in the Linux kernel through 5.3.12 calls btrfsprintleaf in a certain ENOENT case, which allows local users to obtain potentially sensitive information about register values via the dmesg program. NOTE: The BTRFS development team disputes this issues as no...

UBUNTU-CVE-2019-19039

btrfsfreeextent in fs/btrfs/extent-tree.c in the Linux kernel through 5.3.12 calls btrfsprintleaf in a certain ENOENT case, which allows local users to obtain potentially sensitive information about register values via the dmesg program. NOTE: The BTRFS development team disputes this issues as no...

Linux kernel information disclosure vulnerability (CNVD-2019-42534)

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. An information disclosure vulnerability exists in Linux kernel 5.3.12 and earlier versions. The vulnerability stems...

PT-2019-4253 · Linux +2 · Linux Kernel +2

Name of the Vulnerable Software and Affected Versions: Linux kernel versions through 5.3.12 Description: The issue in the Linux kernel's btrfs free extent function allows local users to obtain potentially sensitive information about register values via the dmesg program in a certain ENOENT case...

kernel: fs/ext4/extents.c leads to information disclosure

A flaw was found in the Linux kernel's implementation of ext4 extent management. The kernel doesn't correctly initialize memory regions in the extent tree block which may be exported to a local user to obtain sensitive information by reading empty/uninitialized data from the filesystem...

EulerOS 2.0 SP3 : kernel (EulerOS-SA-2019-2068)

According to the versions of the kernel packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - An issue was discovered in the Linux kernel before 4.18.7. In block/blk-core.c, there is an blkdrainqueue use-after-free because a certain error...

kernel: NULL pointer dereference in fs/xfs/libxfs/xfs_inode_buf.c

An issue was discovered in the XFS filesystem in fs/xfs/libxfs/xfsinodebuf.c in the Linux kernel. A denial of service due to the NULL pointer dereference can occur for a corrupted xfs image upon encountering an inode that is in extent format, but has more extents than fit in the inode fork...

kernel: fs/ext4/extents.c leads to information disclosure

A flaw was found in the Linux kernel's implementation of ext4 extent management. The kernel doesn't correctly initialize memory regions in the extent tree block which may be exported to a local user to obtain sensitive information by reading empty/uninitialized data from the filesystem...

kernel: fs/ext4/extents.c leads to information disclosure

A flaw was found in the Linux kernel's implementation of ext4 extent management. The kernel doesn't correctly initialize memory regions in the extent tree block which may be exported to a local user to obtain sensitive information by reading empty/uninitialized data from the filesystem...

kernel: NULL pointer dereference in fs/xfs/libxfs/xfs_inode_buf.c

An issue was discovered in the XFS filesystem in fs/xfs/libxfs/xfsinodebuf.c in the Linux kernel. A denial of service due to the NULL pointer dereference can occur for a corrupted xfs image upon encountering an inode that is in extent format, but has more extents than fit in the inode fork...

Amazon Linux 2 : kernel (ALAS-2019-1214)

A flaw was found in the Linux kernel's freescale hypervisor manager implementation. A parameter passed via to an ioctl was incorrectly validated and used in size calculations for the page size calculation. An attacker can use this flaw to crash the system or corrupt memory or, possibly, create...

CVE-2019-11833

fs/ext4/extents.c in the Linux kernel through 5.1.2 does not zero out the unused memory region in the extent tree block, which might allow local users to obtain sensitive information by reading uninitialized data in the filesystem...

DEBIAN-CVE-2019-11833

fs/ext4/extents.c in the Linux kernel through 5.1.2 does not zero out the unused memory region in the extent tree block, which might allow local users to obtain sensitive information by reading uninitialized data in the filesystem...