PT-2024-11094

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The issue is related to a deadlock that occurs when cloning inline extents and using qgroups in the btrfs file system. This happens because when reserving metadata space for a transactio...

UBUNTU-CVE-2021-3428

A flaw was found in the Linux kernel. A denial of service problem is identified if an extent tree is corrupted in a crafted ext4 filesystem in fs/ext4/extents.c in ext4escacheextent. Fabricating an integer overflow, A local attacker with a special user privilege may cause a system crash problem...

DEBIAN-CVE-2019-18885

fs/btrfs/volumes.c in the Linux kernel before 5.1 allows a btrfsverifydevextents NULL pointer dereference via a crafted btrfs image because fsdevices-devices is mishandled within finddevice, aka CID-09ba3bc9dd15...

Potential data loss during Export Backup retention processing

Challenge In the environments using scale-out backup repository, Export Backup retention logic may delete the entire repository folder, if the required exported backup file has already been deleted manually prior to its set retention policy expiration. This issue affects Veeam Backup & Replicatio...

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...

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: 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...

Updated kernel packages fix security vulnerabilities

This kernel update provides the upstream 4.14.121. It adds additional fixes to the kernel side mitigations for the Microarchitectural Data Sampling MDS, also called ZombieLoad attack vulnerabilities. It also fixes the following security issues: A flaw was found in the Linux kernel's freescale...

PT-2019-2822 · Linux +5 · Linux Kernel +5

Name of the Vulnerable Software and Affected Versions: Linux kernel versions through 5.1.2 Description: The issue is related to the fs/ext4/extents.c file in the Linux kernel, which does not properly clear unused memory regions in the extent tree block. This might allow local users to obtain...

kernel: use-after-free in jbd2_journal_commit_transaction funtion

A flaw was found in the Linux kernel's ext4 filesystem code. A use-after-free is possible in ext4extremovespace function when mounting and operating a crafted ext4 image...

OracleVM 3.3 : Unbreakable / etc (OVMSA-2018-0237)

The remote OracleVM system is missing necessary patches to address critical security updates : - dm: fix race between dmgetfromkobject and dmdestroy Hou Tao CVE-2017-18203 - drm: udl: Properly check framebuffer mmap offsets Greg Kroah-Hartman Orabug: 27986407 CVE-2018-8781 - kernel/exit.c: avoid...

DEBIAN-CVE-2018-13095

An issue was discovered in fs/xfs/libxfs/xfsinodebuf.c in the Linux kernel through 4.17.3. A denial of service memory corruption and BUG 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...

UBUNTU-CVE-2018-13095

An issue was discovered in fs/xfs/libxfs/xfsinodebuf.c in the Linux kernel through 4.17.3. A denial of service memory corruption and BUG 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 update: new kernel 3.10.0-693.21.1.vz7.46.7, Virtuozzo 7.0 Update 7 Hotfix 2 (7.0.7-453)

The Hotfix 2 for Virtuozzo 7.0 Update 7 provides a new kernel 3.10.0-693.21.1.vz7.46.7 that introduces stability and usability bug fixes. In addition, this kernel was recompiled by the updated gcc with retpolines support. Retpolines are a technique used by the kernel to reduce overhead of...

Null pointer dereference

The xfsbmapextentstobtree function in fs/xfs/libxfs/xfsbmap.c in the Linux kernel through 4.16.3 allows local users to cause a denial of service xfsbmapiwrite NULL pointer dereference via a crafted xfs image...

Linux kernel denial of service vulnerability (CNVD-2018-08577)

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 'xfsbmapextentstobtree' function in the fs/xfs/libxfs/xfsbmap.c file in Linux kernel 4.16.3 and earlier. A local attacker can...

UBUNTU-CVE-2018-10323

The xfsbmapextentstobtree function in fs/xfs/libxfs/xfsbmap.c in the Linux kernel through 4.16.3 allows local users to cause a denial of service xfsbmapiwrite NULL pointer dereference via a crafted xfs image...

DEBIAN-CVE-2017-18224

In the Linux kernel before 4.15, fs/ocfs2/aops.c omits use of a semaphore and consequently has a race condition for access to the extent tree during read operations in DIRECT mode, which allows local users to cause a denial of service BUG by modifying a certain ecpos field...

kernel: Information leak when truncating of compressed/inlined extents on BTRFS

An information-leak vulnerability was found in the kernel when it truncated a file to a smaller size which consisted of an inline extent that was compressed. The data between the new file size and the old file size was not discarded and the number of bytes used by the inode were not correctly...