CVE-2021-47566 proc/vmcore: fix clearing user buffer by properly using clear_user()

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...

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...

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...

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

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 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 · Deno · Deno

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...

Medium: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: disallow timeout for anonymous sets CVE-2023-52620 In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Add NULL ptr dereference checking at the end of attrallocatefra...

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...

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, which stems from a security flaw in the procfs host directory...