CVE-2022-49297 nbd: fix io hung while disconnecting device

In the Linux kernel, the following vulnerability has been resolved: nbd: fix io hung while disconnecting device In our tests, "qemu-nbd" triggers a io hung: INFO: task qemu-nbd:11445 blocked for more than 368 seconds. Not tainted 5.18.0-rc3-next-20220422-00003-g2176915513ca 884 "echo 0...

CVE-2022-49295 nbd: call genl_unregister_family() first in nbd_cleanup()

In the Linux kernel, the following vulnerability has been resolved: nbd: call genlunregisterfamily first in nbdcleanup Otherwise there may be race between module removal and the handling of netlink command, which can lead to the oops as shown below: BUG: kernel NULL pointer dereference, address:...

CVE-2022-49295 nbd: call genl_unregister_family() first in nbd_cleanup()

In the Linux kernel, the following vulnerability has been resolved: nbd: call genlunregisterfamily first in nbdcleanup Otherwise there may be race between module removal and the handling of netlink command, which can lead to the oops as shown below: BUG: kernel NULL pointer dereference, address:...

CVE-2022-49295 nbd: call genl_unregister_family() first in nbd_cleanup()

In the Linux kernel, the following vulnerability has been resolved: nbd: call genlunregisterfamily first in nbdcleanup Otherwise there may be race between module removal and the handling of netlink command, which can lead to the oops as shown below: BUG: kernel NULL pointer dereference, address:...

CVE-2022-49140

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CVE-2022-49140

CVE-2022-49140 entry is rejected/withdrawn by the CVE Numbering Authority and not an active vulnerability entry.

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from not calling genlunregisterfamily first in the nbdcleanup function, which could lead to a contention between...

Security update for qemu

This update for qemu fixes the following issues: CVE-2024-8612: Fixed information leak in virtio devices bsc1230915. CVE-2024-7409: Fixed denial of service via improper synchronization in QEMU NBD Server during socket closure bsc1229007. CVE-2024-3447: Fixed heap buffer overflow in...

Important: kernel-livepatch-6.1.112-124.190

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: gpiolib: cdev: Fix use after free in lineinfochangednotify CVE-2024-36899 In the Linux kernel, the following vulnerability has been resolved: ext4: avoid OOB when system.data xattr changes underneath the filesyste...

Security update for qemu

This update for qemu fixes the following issues: Fix bsc1221812: block: Reschedule query-block during qcow2 invalidation bsc1221812 Fix bsc1229007, CVE-2024-7409: nbd/server: CVE-2024-7409: Close stray clients at server-stop bsc1229007 nbd/server: CVE-2024-7409: Drop non-negotiating clients...

SUSE-SU-2024:4094-1 Security update for qemu

This update for qemu fixes the following issues: Security fixes: - CVE-2024-8354: Fixed assertion failure in usbepget bsc1230834 - CVE-2024-8612: Fixed information leak in virtio devices bsc1230915 Update version to 8.2.7: Security fixes: - CVE-2024-7409: Fixed denial of service via improper...

Man-in-the-middle(MitM) Attack

libnbd is vulnerable to a Man-in-the-middleMitM Attack. The vulnerability is due to the client failing to consistently verify the NBD server's certificate when using TLS to connect, which allows an attacker to intercept and manipulate the NBD traffic...

Fedora 37 : nbd (2022-e1ce6f6d88)

The remote Fedora 37 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2022-e1ce6f6d88 advisory. Automatic update for nbd-3.24-1.fc37. Changelog Tue Mar 8 2022 Robin Lee 3.24-1 - Update to 3.24: fix CVE-2022-26495RHBZ2061541,...

kernel: nbd: null check for nla_nest_start

In the Linux kernel, the following vulnerability has been resolved: nbd: null check for nlaneststart The Linux kernel CVE team has assigned CVE-2024-27025 to this issue. Upstream advisory: https://lore.kernel.org/linux-cve-announce/2024050107-CVE-2024-27025-babd@gregkh/T...

kernel: nbd: fix uaf in nbd_open

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...

Moderate: qemu-kvm security update

Kernel-based Virtual Machine KVM is a full virtualization solution for Linux on a variety of architectures. The qemu-kvm packages provide the user-space component for running virtual machines that use KVM. Security Fixes: QEMU: SR-IOV: improper validation of NumVFs leads to buffer overflow...

The vulnerability of the nbd_requeue_cmd() function in the Linux operating system allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the nbdrequeuecmd function in the drivers/block/nbd.c module of the Linux kernel is related to the reutilization of previously freed memory due to concurrent access to resources. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrit...

ROS-20241105-01

A vulnerability in the i2c component of the Linux kernel is related to a stack overflow in the function mlxbfi2csmbusstarttransaction in drivers/i2c/busses/i2c-mlxbf.c. Exploitation of the vulnerability could allow an attacker to cause a denial of service A vulnerability in the netfilter componen...

Oracle Linux 8 : virt:kvm_utils1 (ELSA-2024-12791)

The remote Oracle Linux 8 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2024-12791 advisory. - Bounds check for block exceeding page length CVE-2021-3504 resolves: rhbz1950501 - Fix for CVE-2019-9755 heap-based buffer overflow leads to local root...

SUSE-SU-2024:3744-1 Security update for qemu

This update for qemu fixes the following issues: Security fixes: - CVE-2024-8354: Fixed assertion failure in usbepget bsc1230834 - CVE-2024-8612: Fixed information leak in virtio devices bsc1230915 Update version to 8.2.7: Security fixes: - CVE-2024-7409: Fixed denial of service via improper...