CVE-2025-21863 io_uring: prevent opcode speculation

In the Linux kernel, the following vulnerability has been resolved: iouring: prevent opcode speculation sqe-opcode is used for different tables, make sure we santitise it against speculations...

CVE-2025-21863

CVE-2025-21863 — Linux kernel io_uring opcode speculation : The vulnerability arises from the io_uring path where sqe->opcode is used for different tables, allowing speculative execution issues. The fix sanitises sqe->opcode to prevent speculation. Affected product: Linux kernel with io_uri...

CVE-2025-21863: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: iouring: prevent opcode speculation sqe-opcode is used for different tables, make sure we santitise it against speculations...

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 Linux kernel that stems from a failure to clean up opcodes, which could lead to a speculative execution attack...

CVE-2025-21837

Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority...

UBUNTU-CVE-2022-49347

In the Linux kernel, the following vulnerability has been resolved: ext4: fix bugon in ext4writepages we got issue as follows: EXT4-fs error device loop0: ext4mbgeneratebuddy:1141: group 0, block bitmap and bg descriptor inconsistent: 25 vs 31513 free cls ------------ cut here ------------ kernel...

CVE-2022-49347 ext4: fix bug_on in ext4_writepages

In the Linux kernel, the following vulnerability has been resolved: ext4: fix bugon in ext4writepages we got issue as follows: EXT4-fs error device loop0: ext4mbgeneratebuddy:1141: group 0, block bitmap and bg descriptor inconsistent: 25 vs 31513 free cls ------------ cut here ------------ kernel...

PT-2025-11025

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A vulnerability in the Linux kernel has been resolved, related to io uring. The issue involves preventing opcode speculation, where sqe-opcode is used for different tables and needs to...

CVE-2024-33067

Information disclosure while invoking callback function of sound model driver from ADSP for every valid opcode received from sound model driver...

CVE-2024-33067: Buffer Over-read

Information disclosure while invoking callback function of sound model driver from ADSP for every valid opcode received from sound model driver...

PT-2025-2411 · Unknown · Sound Model Driver

Name of the Vulnerable Software and Affected Versions: Sound model driver affected versions not specified Description: There is an information disclosure issue that occurs when calling a callback function of the sound model driver from ADSP for every valid opcode received from the sound model...

PT-2025-52665

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.18.0-rc1-next Description The Linux kernel contains an issue within the jbd2 journaling system. A bug can occur in the jbd2 journal get create access function when the file system is corrupted. Specifically, th...

kernel: io_uring: clear opcode specific data for an early failure

No description is available for this CVE...

CVE-2024-50256

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfrejectipv6: fix potential crash in nfsendreset6 I got a syzbot report without a repro 1 crashing in nfsendreset6 I think the issue is that dev-hardheaderlen is zero, and we attempt later to push an Ethernet header. U...

AZL-53298 CVE-2024-50255 affecting package kernel for versions less than 6.6.64.2-1

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci: fix null-ptr-deref in hcireadsupportedcodecs Fix hcicmdsyncsk to return not NULL for unknown opcodes. hcicmdsyncsk returns NULL if a command returns a status event. However, it also returns NULL where an opcode...

IBM Tivoli Storage Manager FastBack Server Opcode 0x534 Denial of Service

This module requires Metasploit: https://metasploit.com/download Current source: https://github.com/rapid7/metasploit-framework class MetasploitModule "IBM Tivoli Storage Manager FastBack Server Opcode 0x534 Denial of Service", 'Description' = %q This module exploits a denial of service condition...

CVE-2024-43899

A NULL pointer dereference vulnerability was found in dcn20getdcccompressioncap function in the dcn20resource.c file in the AMD GPU driver in the Linux Kernel. This issue could allow an attacker to make the system hang when using the mpv media player with specific hardware acceleration options...

CVE-2024-43899

CVE-2024-43899 affects the Linux kernel’s DRM AMD display path. The vulnerability is a NULL pointer dereference in dcn20_resource.c that can cause a hang when MPV runs on a DCN401 dGPU, specifically during fullscreen playback after enabling fullscreen (double click). Affected component/function c...

DEBIAN-CVE-2023-52912

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fixed bug on error when unloading amdgpu Fixed bug on error when unloading amdgpu. The error message is as follows: 377.706202 kernel BUG at drivers/gpu/drm/drmbuddy.c:278! 377.706215 invalid opcode: 0000 1 PREEMPT SM...

CVE-2023-52912

CVE-2023-52912 relates to the Linux kernel’s DRM amdgpu subsystem. The issue arises during unloading of amdgpu where a bug in drm_buddy_free_block can trigger a kernel BUG and invalid opcode, as shown in the stack trace and kernel log snippet. The impact is a potentially local disruption of a sys...