kernel: x86/mm: Randomize per-cpu entry area

A possible unauthorized memory access flaw was found in the Linux kernel cpuentryarea mapping of X86 CPU data to memory, where a user may guess the location of exception stacks or other important data. This issue could allow a local user to gain access to some important data with expected locatio...

SUSE CVE-2023-46841

Recent x86 CPUs offer functionality named Control-flow Enforcement Technology CET. A sub-feature of this are Shadow Stacks CET-SS. CET-SS is a hardware feature designed to protect against Return Oriented Programming attacks. When enabled, traditional stacks holding both data and return addresses...

x86: shadow stack vs exceptions from emulation stubs

ISSUE DESCRIPTION Recent x86 CPUs offer functionality named Control-flow Enforcement Technology CET. A sub-feature of this are Shadow Stacks CET-SS. CET-SS is a hardware feature designed to protect against Return Oriented Programming attacks. When enabled, traditional stacks holding both data and...

Imperva & Thales: Pioneering a New Era in Cybersecurity

Imperva has been a beacon of excellence for over twenty years in the digital protection landscape, where innovation is paramount. Renowned for its groundbreaking products, Imperva has not just secured applications, APIs, and data for the worlds leading organizations but has done so with incredibl...

kernel: x86/mm: Randomize per-cpu entry area

A possible unauthorized memory access flaw was found in the Linux kernel cpuentryarea mapping of X86 CPU data to memory, where a user may guess the location of exception stacks or other important data. This issue could allow a local user to gain access to some important data with expected locatio...

kernel: x86/mm: Randomize per-cpu entry area

A possible unauthorized memory access flaw was found in the Linux kernel cpuentryarea mapping of X86 CPU data to memory, where a user may guess the location of exception stacks or other important data. This issue could allow a local user to gain access to some important data with expected locatio...

kernel: x86/mm: Randomize per-cpu entry area

A possible unauthorized memory access flaw was found in the Linux kernel cpuentryarea mapping of X86 CPU data to memory, where a user may guess the location of exception stacks or other important data. This issue could allow a local user to gain access to some important data with expected locatio...

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...

net.sansa-stack:sansa-examples-spark_2.12 (>=0.8.0-RC3 <=0.8.7), net.sansa-stack:sansa-inference-spark_2.12 (>=0.8.0-RC3 <=0.8.7) +4 more potentially affected by CVE-2023-22665 +1 more via org.apache.jena:jena (>=4.4.0 <=4.8.0)

org.apache.jena:jena MAVEN version =4.4.0, =0.8.0-RC3, =0.8.0-RC3, =0.8.0-RC3, =0.8.0-RC3, =0.8.0-RC3, =0.8.0-RC3, =0.8.7 Source cves: CVE-2023-22665, CVE-2023-32200 Source advisory: OSV:GHSA-J927-W6G7-7C7W...

Large-scale Cyber Attack Hijacks East Asian Websites for Adult Content Redirects

A widespread malicious cyber operation has hijacked thousands of websites aimed at East Asian audiences to redirect visitors to adult-themed content since early September 2022. The ongoing campaign entails injecting malicious JavaScript code to the hacked websites, often connecting to the target...

UBUNTU-CVE-2023-0597

A flaw possibility of memory leak in the Linux kernel cpuentryarea mapping of X86 CPU data to memory was found in the way user can guess location of exception stacks or other important data. A local user could use this flaw to get access to some important data with expected location in memory...

The vulnerability of the Linux operating system’s kernel memory management system allows a hacker to gain unauthorized access to protected information.

The vulnerability of the Linux kernel’s memory management system is related to the lack of randomization in exception handling stacks. Exploiting this vulnerability can allow an attacker to gain unauthorized access to protected information...

Introducing Proactive API Leak Management

Read the press release announcing the early release of Wallarm API Leak Management The recent surge in hacks involving leaked API Keys and other API secrets such as credentials, passwords, certificates, tokens and encryption keys has put everyone involved on notice – organizations need a way to...

PT-2022-6237

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The issue is related to a memory management vulnerability in the Linux kernel, specifically concerning the lack of randomization of exception handling stacks. This could allow an attacke...

MAL-2022-6287 Malicious code in stacks-wallet (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware b978df6c188d4c999de6fbee0957da2b820165e9acf9c714b92076cf9af89625 Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

Malicious code in stacks-wallet (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware b978df6c188d4c999de6fbee0957da2b820165e9acf9c714b92076cf9af89625 Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

Randomizing the KUSER_SHARED_DATA Structure on Windows

Windows 10 made a lot of improvements in Kernel Address Space Layout Randomization KASLR that increases the cost of exploitation, particularly for remote code execution exploits. Many kernel virtual address space VAS locations including kernel stacks, pools, system PTEs etc. are randomized. A...

Randomizing the KUSER_SHARED_DATA Structure on Windows

Windows 10 made a lot of improvements in Kernel Address Space Layout Randomization KASLR that increases the cost of exploitation, particularly for remote code execution exploits. Many kernel virtual address space VAS locations including kernel stacks, pools, system PTEs etc. are randomized. A...

Multiple speculative security issues

ISSUE DESCRIPTION Note: Multiple issues are contained in this XSA due to their interactions. 1 Researchers at VU Amsterdam have discovered Spectre-BHB, pertaining to the use of Branch History between privilege levels. ARM have assigned CVE-2022-23960. Intel have assigned CVE-2022-0001 Branch...

Mageia: Security Advisory (MGASA-2018-0408)

The remote host is missing an update for the SPDX-FileCopyrightText: 2022 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...