Ubuntu: Security Advisory (USN-6795-1)

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...

SUSE CVE-2021-47405

In the Linux kernel, the following vulnerability has been resolved: HID: usbhid: free rawreport buffers in usbhidstop Free the unsent rawreport buffers when the device is removed. Fixes a memory leak reported by syzbot at: https://syzkaller.appspot.com/bug?id=7b4fa7cb1a7c2d3342a2a8a6c53371c8c418a...

CVE-2021-47246

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix page reclaim for dead peer hairpin When adding a hairpin flow, a firmware-side send queue is created for the peer net device, which claims some host memory pages for its internal ring buffer. If the peer net device...

SUSE CVE-2021-47479

In the Linux kernel, the following vulnerability has been resolved: staging: rtl8712: fix use-after-free in rtl8712dlfw Syzbot reported use-after-free in rtl8712dlfw. The problem was in race condition between r871xudevremove -ndoopen callback. It's easy to see from crash log, that driver accesses...

SUSE CVE-2023-52837

In the Linux kernel, the following vulnerability has been resolved: nbd: fix uaf in nbdopen Commit 4af5f2e03013 "nbd: use blkmqallocdisk and blkcleanupdisk" cleans up disk by blkcleanupdisk and it won't set disk-privatedata as NULL as before. UAF may be triggered in nbdopen if someone tries to op...

UBUNTU-CVE-2021-47479

In the Linux kernel, the following vulnerability has been resolved: staging: rtl8712: fix use-after-free in rtl8712dlfw Syzbot reported use-after-free in rtl8712dlfw. The problem was in race condition between r871xudevremove -ndoopen callback. It's easy to see from crash log, that driver accesses...

CVE-2021-47449

The Linux kernel 's ice driver is vulnerable to a potential deadlock due to improper locking during the Tx timestamp tracking cleanup process. Specifically, a lock is held while calling ice_clear_phy_tstamp , which requires a mutex to send a PHY write command to the firmware; if this mutex sleeps...

PT-2024-32132

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The issue is related to the Linux kernel, specifically with the drm/xe module, where mmio mappings are not properly reset after device removal. This could allow something rogue to...

UBUNTU-CVE-2023-52808

In the Linux kernel, the following vulnerability has been resolved: scsi: hisisas: Set debugfsdir pointer to NULL after removing debugfs If init debugfs failed during device registration due to memory allocation failure, debugfsremoverecursive is called, after which debugfsdir is not set to NULL...

DEBIAN-CVE-2021-47405

In the Linux kernel, the following vulnerability has been resolved: HID: usbhid: free rawreport buffers in usbhidstop Free the unsent rawreport buffers when the device is removed. Fixes a memory leak reported by syzbot at: https://syzkaller.appspot.com/bug?id=7b4fa7cb1a7c2d3342a2a8a6c53371c8c418a...

UBUNTU-CVE-2021-47246

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix page reclaim for dead peer hairpin When adding a hairpin flow, a firmware-side send queue is created for the peer net device, which claims some host memory pages for its internal ring buffer. If the peer net device...

UBUNTU-CVE-2021-47405

In the Linux kernel, the following vulnerability has been resolved: HID: usbhid: free rawreport buffers in usbhidstop Free the unsent rawreport buffers when the device is removed. Fixes a memory leak reported by syzbot at: https://syzkaller.appspot.com/bug?id=7b4fa7cb1a7c2d3342a2a8a6c53371c8c418a...

CVE-2021-47405

In the Linux kernel, the following vulnerability has been resolved: HID: usbhid: free rawreport buffers in usbhidstop Free the unsent rawreport buffers when the device is removed. Fixes a memory leak reported by syzbot at: https://syzkaller.appspot.com/bug?id=7b4fa7cb1a7c2d3342a2a8a6c53371c8c418a...

CVE-2023-52808: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: scsi: hisisas: Set debugfsdir pointer to NULL after removing debugfs If init debugfs failed during device registration due to memory allocation failure, debugfsremoverecursive is called, after which debugfsdir is not set to NULL...

DEBIAN-CVE-2024-35879

In the Linux kernel, the following vulnerability has been resolved: of: dynamic: Synchronize ofchangesetdestroy with the devlink removals In the following sequence: 1 ofplatformdepopulate 2 ofoverlayremove During the step 1, devices are destroyed and devlinks are removed. During the step 2, OF...

AZL-42270 CVE-2024-26934 affecting package kernel for versions less than 5.15.158.1-1

In the Linux kernel, the following vulnerability has been resolved: USB: core: Fix deadlock in usbdeauthorizeinterface Among the attribute file callback routines in drivers/usb/core/sysfs.c, the interfaceauthorizedstore function is the only one which acquires a device lock on an ancestor device: ...

UBUNTU-CVE-2024-26934

In the Linux kernel, the following vulnerability has been resolved: USB: core: Fix deadlock in usbdeauthorizeinterface Among the attribute file callback routines in drivers/usb/core/sysfs.c, the interfaceauthorizedstore function is the only one which acquires a device lock on an ancestor device: ...

kernel: drm/amdgpu: fix calltrace warning in amddrm_buddy_fini

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix calltrace warning in amddrmbuddyfini The following call trace is observed when removing the amdgpu driver, which is caused by that BOs allocated for psp are not freed until removing. 61811.450562 RIP:...

kernel: misc: pci_endpoint_test: Free IRQs before removing the device

A use-after-free flaw was found in the Linux kernel's PCI endpoint test driver. In pciendpointtestremove, IRQs are freed after the device is removed, creating a race window where an IRQ can be delivered after device memory is freed. The IRQ handler then accesses invalid memory, causing a kernel...

kernel: md: don't dereference mddev after export_rdev()

A use-after-free vulnerability was found in the Linux kernel multiple device RAID subsystem's device lifetime management. A local user with privileges to manage MD arrays can trigger concurrent device addition and removal operations via sysfs, causing a race condition where the mddev structure is...