Ubuntu: Security Advisory (USN-3695-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2018 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...

IBM AIX rmsock SetUID Binary Information Leak

Summary An exploitable kernel memory leak vulnerability is exposed by the rmsock setUID functionality of IBM AIX 6.1 and IBM AIX 7.1. A specially crafted command line can cause a kernel memory leak, resulting in uninitialized kernel memory being exposed. An attacker can execute rmuser with an...

Security Bulletin: Vulnerability in rmsock affects AIX (CVE-2018-1655)

Summary There is a vulnerability in the rmsock command that affects AIX. Vulnerability Details CVEID: CVE-2018-1655 DESCRIPTION: IBM AIX contains a vulnerability in the rmsock command that may be used to expose kernel memory. CVSS Base Score: 4 CVSS Temporal Score: See...

USN-3698-2: Linux kernel (Trusty HWE) vulnerabilities

USN-3698-1 fixed vulnerabilities in the Linux kernel for Ubuntu 14.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 14.04 LTS for Ubuntu 12.04 ESM. It was discovered that the nested KVM implementation in the Linux kernel in some...

USN-3695-1: Linux kernel vulnerabilities

Wen Xu discovered that the ext4 filesystem implementation in the Linux kernel did not properly initialize the crc32c checksum driver. A local attacker could use this to cause a denial of service system crash. CVE-2018-1094 It was discovered that the cdrom driver in the Linux kernel contained an...

AIX rmsock Advisory : rmsock_advisory2.asc (IJ06904) (IJ06905) (IJ06906) (IJ06907) (IJ06908) (IJ06934) (IJ06935)

The version of the rmsock command installed on the remote AIX host is affected by an information disclosure vulnerability. An unauthenticated, local attacker can exploit this and potentially expose kernel memory. C Tenable Network Security, Inc. include'compat.inc'; if description scriptid110777;...

CVE-2018-1655

IBM AIX 5.3, 6.1, 7.1, and 7.2 contains a vulnerability in the rmsock command that may be used to expose kernel memory. IBM X-Force ID: 144748...

Design/Logic Flaw

IBM AIX 5.3, 6.1, 7.1, and 7.2 contains a vulnerability in the rmsock command that may be used to expose kernel memory. IBM X-Force ID: 144748...

CVE-2018-1655

IBM AIX 5.3, 6.1, 7.1, and 7.2 contains a vulnerability in the rmsock command that may be used to expose kernel memory. IBM X-Force ID: 144748...

CVE-2018-1655

CVE-2018-1655 affects IBM AIX rmsock in AIX 5.3, 6.1, 7.1, 7.2 (and VIOS 2.2.x). The rmsock setUID binary can leak uninitialized kernel memory when handling crafted socket addresses, enabling an information disclosure via kernel memory exposure. TALOS confirms a kernel memory leak vulnerability e...

CVE-2018-1655

IBM AIX 5.3, 6.1, 7.1, and 7.2 contains a vulnerability in the rmsock command that may be used to expose kernel memory. IBM X-Force ID: 144748...

IBM AIX Information Disclosure Vulnerability (CNVD-2018-12113)

IBM AIX Advanced Interactive eXecutive is a UNIX operating system developed by IBM. A security vulnerability exists in the rmsock command in IBM AIX. An attacker can exploit this vulnerability to disclose kernel memory...

CVE-2018-1655: Exposure of Sensitive Information to an Unauthorized Actor

IBM AIX 5.3, 6.1, 7.1, and 7.2 contains a vulnerability in the rmsock command that may be used to expose kernel memory. IBM X-Force ID: 144748...

CVE-2018-1655

IBM AIX 5.3, 6.1, 7.1, and 7.2 contains a vulnerability in the rmsock command that may be used to expose kernel memory. IBM X-Force ID: 144748. Recent assessments: timb-machine at March 05, 2021 12:31am UTC reported: This bug is trivial to exploit but time consuming to gain useful advantage. Each...

PT-2018-13625

Name of the Vulnerable Software and Affected Versions IBM AIX versions 5.3 through 7.2 Description The issue is related to a vulnerability in the rmsock command that may be used to expose kernel memory. Recommendations For versions 5.3 through 7.2, update to a version that includes the fix for th...

Detecting Kernel Memory Disclosure – Whitepaper

Posted by Mateusz Jurczyk, Project Zero Since early 2017, we have been working on Bochspwn Reloaded – a piece of dynamic binary instrumentation built on top of the Bochs IA-32 software emulator, designed to identify memory disclosure vulnerabilities in operating system kernels. Over the course of...

Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS : AMD Microcode update (USN-3690-1)

The remote Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS host has a package installed that is affected by a vulnerability as referenced in the USN-3690-1 advisory. Jann Horn discovered that microprocessors utilizing speculative execution and branch prediction may allow unauthorized memory reads via...

USN-3690-1 amd64-microcode update

Jann Horn discovered that microprocessors utilizing speculative execution and branch prediction may allow unauthorized memory reads via sidechannel attacks. This flaw is known as Spectre. A local attacker could use this to expose sensitive information, including kernel memory. This update provide...

kernel: net: sctp_v6_create_accept_sk function mishandles inheritance

The sctpv6createacceptsk function in net/sctp/ipv6.c in the Linux kernel mishandles inheritance, which allows local users to cause a denial of service or possibly have unspecified other impact via crafted system calls, a related issue to CVE-2017-8890. An unprivileged local user could use this fl...

kernel: mm subsystem does not properly enforce the CONFIG_STRICT_DEVMEM protection mechanism

The mm subsystem in the Linux kernel through 4.10.10 does not properly enforce the CONFIGSTRICTDEVMEM protection mechanism, which allows local users to read or write to kernel memory locations in the first megabyte and bypass slab-allocation access restrictions via an application that opens the...