27 matches found
Linux_LPE_io_uring_CVE-2021-41073
LinuxLPEiouringCVE-2021-41073 CVE-2021-41073 iouring 型混乱の脆弱性に対するLPEエクスプロイト。 解説記事はこちら: Put an iouring on it: Exploiting the Linux Kernel 作者: @chompie1337 教育・研究目的のみに使用してください。テストやセキュリティ評価には使用しないでください。 ビルド方法 liburing が必要: root@kitploit: gcc -o hello hello.c -Wall -std=gnu99 pkg-config fuse --cflags...
K43040412: Linux kernel vulnerability CVE-2021-41073
Security Advisory Description looprwiter in fs/iouring.c in the Linux kernel 5.10 through 5.14.6 allows local users to gain privileges by using IORINGOPPROVIDEBUFFERS to trigger a free of a kernel buffer, as demonstrated by using /proc//maps for exploitation. CVE-2021-41073 Impact There is no...
CVE-2021-41073 affecting package kernel for versions less than 5.10.78.1-1
CVE-2021-41073 affecting package kernel for versions less than 5.10.78.1-1. A patched version of the package is available...
Exploit for Release of Invalid Pointer or Reference in Linux Linux_Kernel
LinuxLPEiouringCVE-2021-41073 LPE exploit for CVE-2021-41...
Mageia: Security Advisory (MGASA-2021-0459)
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...
Photon OS 4.0: Linux PHSA-2021-4.0-0126
An update of the linux package has been released. C Tenable, Inc. The descriptive text and package checks in this plugin were extracted from VMware Security Advisory PHSA-2021-4.0-0126. The text itself is copyright C VMware, Inc. include'deprecatednasllevel.inc'; include'compat.inc'; if descripti...
Important: kernel-livepatch-5.10.50-44.131
Issue Overview: No CVE associated with this advisory Affected Packages: kernel-livepatch-5.10.50-44.131 Issue Correction: Please ensure you have live patching enabled. Run yum update kernel-livepatch-5.10.50-44.131 or yum update --advisory ALAS2LIVEPATCH-2021-065 to update your system. New...
CVE-2021-41073 affecting package kernel 5.10.161.1-1
CVE-2021-41073 affecting package kernel 5.10.161.1-1. A patched version of the package is available...
Ubuntu: Security Advisory (USN-5092-3)
The remote host is missing an update for the SPDX-FileCopyrightText: 2021 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...
USN-5092-3: Linux kernel (Azure) regression
USN-5092-2 fixed vulnerabilities in Linux 5.11-based kernels. Unfortunately, for Linux kernels intended for use within Microsoft Azure environments, that update introduced a regression that could cause the kernel to fail to boot in large Azure instance types. This update fixes the problem. We...
Ubuntu: Security Advisory (USN-5106-1)
The remote host is missing an update for the SPDX-FileCopyrightText: 2021 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...
Fedora: Security Advisory for kernel (FEDORA-2021-e0d6215753)
The remote host is missing an update for the Copyright C 2021 Greenbone Networks GmbH 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-or-later This program is free software; you can...
Fedora: Security Advisory for kernel-tools (FEDORA-2021-e0d6215753)
The remote host is missing an update for the Copyright C 2021 Greenbone Networks GmbH 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-or-later This program is free software; you can...
USN-5106-1: Linux kernel (OEM) vulnerabilities
Valentina Palmiotti discovered that the iouring subsystem in the Linux kernel could be coerced to free adjacent memory. A local attacker could use this to execute arbitrary code. CVE-2021-41073 It was discovered that the Linux kernel did not properly enforce certain types of entries in the Secure...
Updated kernel packages fix security vulnerabilities
This kernel update is based on upstream 5.10.70 and fixes at least the following security issues: Use-after-free vulnerability in the Linux kernel exploitable by a local attacker due to reuse of a DCCP socket with an attached dccpshctxccid object as a listener after being released CVE-2020-16119...
Fedora: Security Advisory for kernel-headers (FEDORA-2021-884d245ef8)
The remote host is missing an update for the Copyright C 2021 Greenbone Networks GmbH 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-or-later This program is free software; you can...
Ubuntu: Security Advisory (USN-5092-2)
The remote host is missing an update for the SPDX-FileCopyrightText: 2021 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...
Ubuntu: Security Advisory (USN-5096-1)
The remote host is missing an update for the SPDX-FileCopyrightText: 2021 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...
Ubuntu: Security Advisory (USN-5092-1)
The remote host is missing an update for the SPDX-FileCopyrightText: 2021 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...
USN-5092-1: Linux kernel vulnerabilities
Valentina Palmiotti discovered that the iouring subsystem in the Linux kernel could be coerced to free adjacent memory. A local attacker could use this to execute arbitrary code. CVE-2021-41073 Ofek Kirzner, Adam Morrison, Benedict Schlueter, and Piotr Krysiuk discovered that the BPF verifier in...