Vulnerability fixed in AMD Zen 2 platform

AMD has fixed a vulnerability in its Zen 2 platform. The involves a hardware vulnerability that allows a malicious person to able to read out part of the processor memory. The malicious party could theoretically use this to gain access to sensitive information, such as key material. Because this ...

Huawei EulerOS: Security Advisory for net-snmp (EulerOS-SA-2023-2400)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2023 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Oracle Linux 9 : kernel (ELSA-2023-3723)

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2023-3723 advisory. - net: tls: fix possible race condition between dotlsgetsockoptconf and dotlssetsockoptconf CVE-2023-28466 - i2c: xgene-slimpro: Fix out-of-bounds bug ...

CVE-2023-3812

An out-of-bounds memory access flaw was found in the Linux kernel’s TUN/TAP device driver functionality in how a user generates a malicious too big networking packet when napi frags is enabled. This flaw allows a local user to crash or potentially escalate their privileges on the system...

CVE-2023-3640

A possible unauthorized memory access flaw was found in the Linux kernel's cpuentryarea mapping of X86 CPU data to memory, where a user may guess the location of exception stacks or other important data. Based on the previous CVE-2023-0597, the 'Randomize per-cpu entry area' feature was implement...

CVE-2023-3640

A possible unauthorized memory access flaw was found in the Linux kernel's cpuentryarea mapping of X86 CPU data to memory, where a user may guess the location of exception stacks or other important data. Based on the previous CVE-2023-0597, the 'Randomize per-cpu entry area' feature was implement...

DEBIAN-CVE-2023-3640

A possible unauthorized memory access flaw was found in the Linux kernel's cpuentryarea mapping of X86 CPU data to memory, where a user may guess the location of exception stacks or other important data. Based on the previous CVE-2023-0597, the 'Randomize per-cpu entry area' feature was implement...

CVE-2023-3640

A possible unauthorized memory access flaw was found in the Linux kernel's cpuentryarea mapping of X86 CPU data to memory, where a user may guess the location of exception stacks or other important data. Based on the previous CVE-2023-0597, the 'Randomize per-cpu entry area' feature was implement...

Design/Logic Flaw

An out-of-bounds memory access flaw was found in the Linux kernel’s TUN/TAP device driver functionality in how a user generates a malicious too big networking packet when napi frags is enabled. This flaw allows a local user to crash or potentially escalate their privileges on the system...

CVE-2023-3640

A possible unauthorized memory access flaw was found in the Linux kernel's cpuentryarea mapping of X86 CPU data to memory, where a user may guess the location of exception stacks or other important data. Based on the previous CVE-2023-0597, the 'Randomize per-cpu entry area' feature was implement...

Design/Logic Flaw

A possible unauthorized memory access flaw was found in the Linux kernel's cpuentryarea mapping of X86 CPU data to memory, where a user may guess the location of exception stacks or other important data. Based on the previous CVE-2023-0597, the 'Randomize per-cpu entry area' feature was implement...

UBUNTU-CVE-2023-3812

An out-of-bounds memory access flaw was found in the Linux kernel’s TUN/TAP device driver functionality in how a user generates a malicious too big networking packet when napi frags is enabled. This flaw allows a local user to crash or potentially escalate their privileges on the system...

CVE-2023-3640 Kernel: x86/mm: a per-cpu entry area leak was identified through the init_cea_offsets function when prefetchnta and prefetcht2 instructions being used for the per-cpu entry area mapping to the user space

A possible unauthorized memory access flaw was found in the Linux kernel's cpuentryarea mapping of X86 CPU data to memory, where a user may guess the location of exception stacks or other important data. Based on the previous CVE-2023-0597, the 'Randomize per-cpu entry area' feature was implement...

CVE-2023-3640 Kernel: x86/mm: a per-cpu entry area leak was identified through the init_cea_offsets function when prefetchnta and prefetcht2 instructions being used for the per-cpu entry area mapping to the user space

A possible unauthorized memory access flaw was found in the Linux kernel's cpuentryarea mapping of X86 CPU data to memory, where a user may guess the location of exception stacks or other important data. Based on the previous CVE-2023-0597, the 'Randomize per-cpu entry area' feature was implement...

CVE-2023-3640

CVE-2023-3640 – summary (Linux kernel x86 per-CPU entry area leak) A local memory leakage flaw was identified in the Linux kernel’s cpu_entry_area mapping for X86, enabling a local user to infer addresses of exception stacks and other kernel data. The vulnerability stems from partial randomness o...

CVE-2023-3640

A possible unauthorized memory access flaw was found in the Linux kernel's cpuentryarea mapping of X86 CPU data to memory, where a user may guess the location of exception stacks or other important data. Based on the previous CVE-2023-0597, the 'Randomize per-cpu entry area' feature was implement...

CVE-2023-3812 Kernel: tun: bugs for oversize packet when napi frags enabled in tun_napi_alloc_frags

An out-of-bounds memory access flaw was found in the Linux kernel’s TUN/TAP device driver functionality in how a user generates a malicious too big networking packet when napi frags is enabled. This flaw allows a local user to crash or potentially escalate their privileges on the system...

CVE-2023-3812

An out-of-bounds memory access flaw was found in the Linux kernel’s TUN/TAP device driver functionality in how a user generates a malicious too big networking packet when napi frags is enabled. This flaw allows a local user to crash or potentially escalate their privileges on the system...

CVE-2023-3812 Kernel: tun: bugs for oversize packet when napi frags enabled in tun_napi_alloc_frags

An out-of-bounds memory access flaw was found in the Linux kernel’s TUN/TAP device driver functionality in how a user generates a malicious too big networking packet when napi frags is enabled. This flaw allows a local user to crash or potentially escalate their privileges on the system...

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 unauthorized memory access vulnerability in the cpuentryarea mapping of the X86 CPU...