CVE-2021-47566

CVE-2021-47566 involves a Linux kernel vulnerability in proc/vmcore where user-space buffers were cleared improperly (memset) instead of using clear_user(), enabling a supervisor write fault on a vmcore copy scenario. The fix = use clear_user() when handling user buffers; SMAP handling is noted 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, which stems from a buffer overflow problem in the proc/vmcore module...

CVE-2021-47566: Out-of-bounds Write

In the Linux kernel, the following vulnerability has been resolved: proc/vmcore: fix clearing user buffer by properly using clearuser To clear a user buffer we cannot simply use memset, we have to use clearuser. With a virtio-mem device that registers a vmcorecb and has some logically unplugged...

PT-2024-8982

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 5.15.0 Description: The vulnerability is related to the proc/vmcore component of the Linux kernel. It is caused by a buffer overflow when clearing a user buffer, which can lead to a permissions violation. The...

SUSE CVE-2021-47320

In the Linux kernel, the following vulnerability has been resolved: nfs: fix acl memory leak of posixaclcreate When looking into another nfs xfstests report, I found acl and defaultacl in nfs3proccreate and nfs3procmknod error paths are possibly leaked. Fix them in advance...

xorg-x11-server: Use-after-free in ProcRenderAddGlyphs

A use-after-free vulnerability was found in the ProcRenderAddGlyphs function of Xorg servers. This issue occurs when AllocateGlyph is called to store new glyphs sent by the client to the X server, potentially resulting in multiple entries pointing to the same non-refcounted glyphs. Consequently,...

AZL-42208 CVE-2023-52752 affecting package kernel for versions less than 5.15.167.1-2

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix use-after-free bug in cifsdebugdataprocshow Skip SMB sessions that are being teared down e.g. @ses-sesstatus == SESEXITING in cifsdebugdataprocshow to avoid use-after-free in @ses. This fixes the following GPF wh...

DEBIAN-CVE-2023-52752

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix use-after-free bug in cifsdebugdataprocshow Skip SMB sessions that are being teared down e.g. @ses-sesstatus == SESEXITING in cifsdebugdataprocshow to avoid use-after-free in @ses. This fixes the following GPF wh...

CVE-2023-52752

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix use-after-free bug in cifsdebugdataprocshow Skip SMB sessions that are being teared down e.g. @ses-sesstatus == SESEXITING in cifsdebugdataprocshow to avoid use-after-free in @ses. This fixes the following GPF wh...

UBUNTU-CVE-2023-52752

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix use-after-free bug in cifsdebugdataprocshow Skip SMB sessions that are being teared down e.g. @ses-sesstatus == SESEXITING in cifsdebugdataprocshow to avoid use-after-free in @ses. This fixes the following GPF wh...

CVE-2023-52752 smb: client: fix use-after-free bug in cifs_debug_data_proc_show()

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix use-after-free bug in cifsdebugdataprocshow Skip SMB sessions that are being teared down e.g. @ses-sesstatus == SESEXITING in cifsdebugdataprocshow to avoid use-after-free in @ses. This fixes the following GPF wh...

DEBIAN-CVE-2021-47320

In the Linux kernel, the following vulnerability has been resolved: nfs: fix acl memory leak of posixaclcreate When looking into another nfs xfstests report, I found acl and defaultacl in nfs3proccreate and nfs3procmknod error paths are possibly leaked. Fix them in advance...

CVE-2024-35871 riscv: process: Fix kernel gp leakage

In the Linux kernel, the following vulnerability has been resolved: riscv: process: Fix kernel gp leakage childregs represents the registers which are active for the new thread in user context. For a kernel thread, childregs-gp is never used since the kernel gp is not touched by switchto. For a...

CVE-2024-35871 riscv: process: Fix kernel gp leakage

In the Linux kernel, the following vulnerability has been resolved: riscv: process: Fix kernel gp leakage childregs represents the registers which are active for the new thread in user context. For a kernel thread, childregs-gp is never used since the kernel gp is not touched by switchto. For a...

CVE-2024-35816

A vulnerability was found in the Linux kernel's FireWire OHCI driver, which could lead to a resource leak by leaving behind an interrupt request IRQ when a device is unbound. This issue may cause instability or improper handling of IRQs, potentially affecting system performance or reliability...

PT-2024-26753 · Linux · Linux Kernel

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 the io uring feature. The issue involves the io queue proc function modifying the req-flags variable. Recommendations:...

CVE-2024-34346

Deno is a JavaScript, TypeScript, and WebAssembly runtime with secure defaults. The Deno sandbox may be unexpectedly weakened by allowing file read/write access to privileged files in various locations on Unix and Windows platforms. For example, reading "/proc/self/environ" may provide access...

CVE-2024-34346 Deno contains a permission escalation via open of privileged files with missing `--deny` flag

Deno is a JavaScript, TypeScript, and WebAssembly runtime with secure defaults. The Deno sandbox may be unexpectedly weakened by allowing file read/write access to privileged files in various locations on Unix and Windows platforms. For example, reading /proc/self/environ may provide access...

PT-2024-25803

Name of the Vulnerable Software and Affected Versions Deno versions prior to 1.43 Description The Deno sandbox may be unexpectedly weakened by allowing file read/write access to privileged files in various locations on Unix and Windows platforms. For example, reading /proc/self/environ may provid...

PT-2024-22450 · Microworld Technologies · Escan Antivirus

Name of the Vulnerable Software and Affected Versions: MicroWorld Technologies Inc eScan Antivirus version 4.0.0.49 Description: A kernel handle leak issue in ProcObsrvesx.sys could allow privilege escalation for low-privileged users. Recommendations: For version 4.0.0.49, consider updating to a...