UBUNTU-CVE-2024-35859

In the Linux kernel, the following vulnerability has been resolved: block: fix module reference leakage from bdevopenbydev error path At the time bdevmayopen is called, module reference is grabbed already, hence module reference should be released if bdevmayopen failed. This problem is found by...

The vulnerability of the bio_first_folio() function in the include/linux/bio.h module of the Block Device Management subsystem of the Linux operating system allows a attacker to cause a service failure.

The vulnerability of the biofirstfolio function in the include/linux/bio.h module of the Block Device Management subsystem of the Linux operating system is related to the assignment of a null pointer. Exploiting this vulnerability could allow an attacker to cause a service failure...

DEBIAN-CVE-2024-27025

In the Linux kernel, the following vulnerability has been resolved: nbd: null check for nlaneststart nlaneststart may fail and return NULL. Insert a check and set errno based on other call sites within the same source code...

UBUNTU-CVE-2024-27025

In the Linux kernel, the following vulnerability has been resolved: nbd: null check for nlaneststart nlaneststart may fail and return NULL. Insert a check and set errno based on other call sites within the same source code...

libnbd: Malicious NBD server may crash libnbd

A flaw was found in libnbd, due to a malicious Network Block Device NBD, a protocol for accessing Block Devices such as hard disks over a Network. This issue may allow a malicious NBD server to cause a Denial of Service...

libnbd: Crash or misbehaviour when NBD server returns an unexpected block size

A flaw was found in libnbd. A server can reply with a block size larger than 2^63 the NBD spec states the size is a 64-bit unsigned value. This issue could lead to an application crash or other unintended behavior for NBD clients that doesn't treat the return value of the nbdgetsize function...

SUSE CVE-2024-26899

In the Linux kernel, the following vulnerability has been resolved: block: fix deadlock between bdlinkdiskholder and partition scan 'openmutex' of gendisk is used to protect open/close block devices. But in bdlinkdiskholder, it is used to protect the creation of symlink between holding disk and...

USN-6726-3: Linux kernel (Xilinx ZynqMP) vulnerabilities

Pratyush Yadav discovered that the Xen network backend implementation in the Linux kernel did not properly handle zero length data request, leading to a null pointer dereference vulnerability. An attacker in a guest VM could possibly use this to cause a denial of service host domain crash...

DEBIAN-CVE-2024-26899

In the Linux kernel, the following vulnerability has been resolved: block: fix deadlock between bdlinkdiskholder and partition scan 'openmutex' of gendisk is used to protect open/close block devices. But in bdlinkdiskholder, it is used to protect the creation of symlink between holding disk and...

USN-6726-2: Linux kernel (IoT) vulnerabilities

Pratyush Yadav discovered that the Xen network backend implementation in the Linux kernel did not properly handle zero length data request, leading to a null pointer dereference vulnerability. An attacker in a guest VM could possibly use this to cause a denial of service host domain crash...

USN-6726-1: Linux kernel vulnerabilities

Pratyush Yadav discovered that the Xen network backend implementation in the Linux kernel did not properly handle zero length data request, leading to a null pointer dereference vulnerability. An attacker in a guest VM could possibly use this to cause a denial of service host domain crash...

CVE-2024-26685

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix potential bug in endbufferasyncwrite According to a syzbot report, endbufferasyncwrite, which handles the completion of block device writes, may detect abnormal condition of the buffer asyncwrite flag and cause a BUGO...

CVE-2024-26685 nilfs2: fix potential bug in end_buffer_async_write

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix potential bug in endbufferasyncwrite According to a syzbot report, endbufferasyncwrite, which handles the completion of block device writes, may detect abnormal condition of the buffer asyncwrite flag and cause a BUGO...

PT-2024-11223 · Linux +1 · Linux Kernel +1

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The issue is related to a missing discipline function in the s390/dasd component of the Linux kernel. This leads to a crash with an illegal operation exception in dasd device tasklet...

Ubuntu: Security Advisory (USN-6700-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2024 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...

DEBIAN-CVE-2023-52618

In the Linux kernel, the following vulnerability has been resolved: block/rnbd-srv: Check for unlikely string overflow Since "devsearchpath" can technically be as large as PATHMAX, there was a risk of truncation when copying it and a second string into "fullpath" since it was also PATHMAX sized...

UBUNTU-CVE-2021-47119

In the Linux kernel, the following vulnerability has been resolved: ext4: fix memory leak in ext4fillsuper Buffer head references must be released before calling killbdev; otherwise the buffer head and its page referenced by bdata will not be freed by killbdev, and subsequently that bh will be...

USN-6688-1: Linux kernel (OEM) vulnerabilities

Pratyush Yadav discovered that the Xen network backend implementation in the Linux kernel did not properly handle zero length data request, leading to a null pointer dereference vulnerability. An attacker in a guest VM could possibly use this to cause a denial of service host domain crash...

DEBIAN-CVE-2021-46981

In the Linux kernel, the following vulnerability has been resolved: nbd: Fix NULL pointer in flushworkqueue Open /dev/nbdX first, the configrefs will be 1 and the pointers in nbddevice are still null. Disconnect /dev/nbdX, then reference a null recvworkq. The protection by configrefs in...

PT-2024-8216

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The issue is related to the nbd component of the Linux kernel and involves a null check for nla nest start. This function may fail and return NULL, potentially leading to a denial of...