Ubuntu: Security Advisory (USN-6122-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2023 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...

Important: kernel

Issue Overview: A denial of service problem was found, due to a possible recursive locking scenario, resulting in a deadlock in tableclear in drivers/md/dm-ioctl.c in the Linux Kernel Device Mapper-Multipathing sub-component. CVE-2023-2269 In the Linux kernel through 6.3.1, a use-after-free in...

CVE-2023-2612 shiftfs lock unbalance in Ubuntu-specific kernels

Jean-Baptiste Cayrou discovered that the shiftfs file system in the Ubuntu Linux kernel contained a race condition when handling inode locking in some situations. A local attacker could use this to cause a denial of service kernel deadlock...

CVE-2023-2612 shiftfs lock unbalance in Ubuntu-specific kernels

Jean-Baptiste Cayrou discovered that the shiftfs file system in the Ubuntu Linux kernel contained a race condition when handling inode locking in some situations. A local attacker could use this to cause a denial of service kernel deadlock...

USN-6123-1: Linux kernel (OEM) vulnerabilities

Patryk Sondej and Piotr Krysiuk discovered that a race condition existed in the netfilter subsystem of the Linux kernel when processing batch requests, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrar...

USN-6122-1 linux-oem-6.1 vulnerabilities

Patryk Sondej and Piotr Krysiuk discovered that a race condition existed in the netfilter subsystem of the Linux kernel when processing batch requests, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrar...

USN-6122-1: Linux kernel (OEM) vulnerabilities

Patryk Sondej and Piotr Krysiuk discovered that a race condition existed in the netfilter subsystem of the Linux kernel when processing batch requests, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrar...

UBUNTU-CVE-2023-2612

Jean-Baptiste Cayrou discovered that the shiftfs file system in the Ubuntu Linux kernel contained a race condition when handling inode locking in some situations. A local attacker could use this to cause a denial of service kernel deadlock...

CVE-2023-2612

Jean-Baptiste Cayrou discovered that the shiftfs file system in the Ubuntu Linux kernel contained a race condition when handling inode locking in some situations. A local attacker could use this to cause a denial of service kernel deadlock...

Ubuntu 22.04 LTS : Linux kernel (OEM) vulnerabilities (USN-6123-1)

The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6123-1 advisory. Patryk Sondej and Piotr Krysiuk discovered that a race condition existed in the netfilter subsystem of the Linux kernel when processing batch requests,...

SUSE CVE-2023-32253

A flaw was found in the Linux kernel's ksmbd component. A deadlock is triggered by sending multiple concurrent session setup requests, possibly leading to a denial of service...

kernel: Recursive locking violation in usb-storage that can cause the kernel to deadlock

An incorrect access control flaw was found in the Linux kernel USB core subsystem. When attaching a malicious usb device, the recursive locking violation in usb-storage can cause the kernel to deadlock. This issue could allow a local user to crash the system...

kernel: driver core: fix potential deadlock in __driver_attach

In the Linux kernel, the following vulnerability has been resolved: driver core: fix potential deadlock in driverattach In driverattach function, There are also AA deadlock problem, like the commit b232b02bf3c2 "driver core: fix deadlock in deviceattach". stack like commit b232b02bf3c2 "driver...

kernel: scsi: storvsc: Remove WQ_MEM_RECLAIM from storvsc_error_wq

In the Linux kernel, the following vulnerability has been resolved: scsi: storvsc: Remove WQMEMRECLAIM from storvscerrorwq storvscerrorwq workqueue should not be marked as WQMEMRECLAIM as it doesn't need to make forward progress under memory pressure. Marking this workqueue as WQMEMRECLAIM may...

kernel: driver core: fix deadlock in __device_attach

In the Linux kernel, the following vulnerability has been resolved: driver core: fix deadlock in deviceattach In deviceattach function, The lock holding logic is as follows: ... deviceattach devicelockdev // get lock dev asyncscheduledevdeviceattachasynchelper, dev; // func asyncschedulenode...

kernel: dm thin: Fix ABBA deadlock between shrink_slab and dm_pool_abort_metadata

An ABBA deadlock flaw was found in the Linux kernel's device-mapper thin provisioning subsystem between the memory reclaim path and metadata abort handling. A local user can trigger this issue by initiating cache drop operations while dm-thin operations are active, causing process P1 to hold...

kernel: Recursive locking violation in usb-storage that can cause the kernel to deadlock

An incorrect access control flaw was found in the Linux kernel USB core subsystem. When attaching a malicious usb device, the recursive locking violation in usb-storage can cause the kernel to deadlock. This issue could allow a local user to crash the system...

Fedora 36 : kernel (2023-00393126a0)

The remote Fedora 36 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2023-00393126a0 advisory. The 6.2.15 stable kernel update contains a number of important fixes across the tree. Tenable has extracted the preceding description block directly...

Fedora 37 : kernel (2023-dfd4a6e8f2)

The remote Fedora 37 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2023-dfd4a6e8f2 advisory. The 6.2.15 stable kernel update contains a number of important fixes across the tree. Tenable has extracted the preceding description block directly...

Fedora 38 : kernel (2023-26325e5399)

The remote Fedora 38 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2023-26325e5399 advisory. The 6.2.15 stable kernel update contains a number of important fixes across the tree. Tenable has extracted the preceding description block directly...