CVE-2024-55642 block: Prevent potential deadlocks in zone write plug error recovery

In the Linux kernel, the following vulnerability has been resolved: block: Prevent potential deadlocks in zone write plug error recovery Zone write plugging for handling writes to zones of a zoned block device always execute a zone report whenever a write BIO to a zone fails. The intent of this i...

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 an invalid block device dereference that is not handled correctly in the nfs/blocklayout module, resulting i...

USN-7089-2 linux-azure, linux-gcp, linux-ibm vulnerabilities

Chenyuan Yang discovered that the USB Gadget subsystem in the Linux kernel did not properly check for the device to be enabled before writing. A local attacker could possibly use this to cause a denial of service. CVE-2024-25741 Several security issues were discovered in the Linux kernel. An...

CVE-2024-47680

In the Linux kernel, the following vulnerability has been resolved: f2fs: check discard support for conventional zones As the helper function f2fsbdevsupportdiscard shows, f2fs checks if the target block devices support discard by calling bdevmaxdiscardsectors and bdeviszoned. This check works we...

CVE-2024-47680

In the Linux kernel, the following vulnerability has been resolved: f2fs: check discard support for conventional zones As the helper function f2fsbdevsupportdiscard shows, f2fs checks if the target block devices support discard by calling bdevmaxdiscardsectors and bdeviszoned. This check works we...

UBUNTU-CVE-2024-47680

In the Linux kernel, the following vulnerability has been resolved: f2fs: check discard support for conventional zones As the helper function f2fsbdevsupportdiscard shows, f2fs checks if the target block devices support discard by calling bdevmaxdiscardsectors and bdeviszoned. This check works we...

CVE-2024-47680 f2fs: check discard support for conventional zones

In the Linux kernel, the following vulnerability has been resolved: f2fs: check discard support for conventional zones As the helper function f2fsbdevsupportdiscard shows, f2fs checks if the target block devices support discard by calling bdevmaxdiscardsectors and bdeviszoned. This check works we...

CVE-2024-47680

CVE-2024-47680 affects the Linux kernel’s f2fs discard handling for conventional zones on zoned block devices. The root cause is that f2fs relied on a discard capability check performed by bdev_max_discard_sectors() and bdev_is_zoned(), which bypasses to discard even when a device doesn’t support...

CVE-2024-47680 f2fs: check discard support for conventional zones

In the Linux kernel, the following vulnerability has been resolved: f2fs: check discard support for conventional zones As the helper function f2fsbdevsupportdiscard shows, f2fs checks if the target block devices support discard by calling bdevmaxdiscardsectors and bdeviszoned. This check works we...

RLSA-2024:6757 Moderate: libnbd security update

Network Block Device NBD is a protocol for accessing Block Devices hard disks and disk-like devices over a Network. The libnbd is a userspace client library for writing NBD clients. Security Fixes: libnbd: NBD server improper certificate validation CVE-2024-7383 For more details about the securit...

Important: qemu

Issue Overview: QEMU: sdhci: heap buffer overflow in sdhciwritedataport CVE-2024-3447 A flaw was found in the QEMU disk image utility qemu-img 'info' command. A specially crafted image file containing a json: value describing block devices in QMP could cause the qemu-img process on the host to...

PT-2024-32735

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The issue arises from the Linux kernel's handling of discard support for conventional zones on zoned block devices. The f2fs bdev support discard function checks for discard support, but...

kernel: mm: khugepaged: skip huge page collapse for special files

In the Linux kernel, the following vulnerability has been resolved: mm: khugepaged: skip huge page collapse for special files The read-only THP for filesystems will collapse THP for files opened readonly and mapped with VMEXEC. The intended usecase is to avoid TLB misses for large text segments...

qemu-kvm: 'qemu-img info' leads to host file read/write

A flaw was found in the QEMU disk image utility qemu-img 'info' command. A specially crafted image file containing a json: value describing block devices in QMP could cause the qemu-img process on the host to consume large amounts of memory or CPU time, leading to denial of service or read/write ...

OESA-2024-1858 qemu security update

QEMU is a FAST! processor emulator using dynamic translation to achieve good emulation speed. Security Fixes: A flaw was found in the QEMU disk image utility qemu-img 'info' command. A specially crafted image file containing a json: value describing block devices in QMP could cause the qemu-img...

qemu-kvm: 'qemu-img info' leads to host file read/write

A flaw was found in the QEMU disk image utility qemu-img 'info' command. A specially crafted image file containing a json: value describing block devices in QMP could cause the qemu-img process on the host to consume large amounts of memory or CPU time, leading to denial of service or read/write ...

qemu-kvm: 'qemu-img info' leads to host file read/write

A flaw was found in the QEMU disk image utility qemu-img 'info' command. A specially crafted image file containing a json: value describing block devices in QMP could cause the qemu-img process on the host to consume large amounts of memory or CPU time, leading to denial of service or read/write ...

qemu-kvm: 'qemu-img info' leads to host file read/write

A flaw was found in the QEMU disk image utility qemu-img 'info' command. A specially crafted image file containing a json: value describing block devices in QMP could cause the qemu-img process on the host to consume large amounts of memory or CPU time, leading to denial of service or read/write ...

CVE-2024-4467 Qemu-kvm: 'qemu-img info' leads to host file read/write

A flaw was found in the QEMU disk image utility qemu-img 'info' command. A specially crafted image file containing a json: value describing block devices in QMP could cause the qemu-img process on the host to consume large amounts of memory or CPU time, leading to denial of service or read/write ...

CVE-2024-4467 Qemu-kvm: 'qemu-img info' leads to host file read/write

A flaw was found in the QEMU disk image utility qemu-img 'info' command. A specially crafted image file containing a json: value describing block devices in QMP could cause the qemu-img process on the host to consume large amounts of memory or CPU time, leading to denial of service or read/write ...