Exploit for Off-by-one Error in Sudo_Project Sudo

This is a PoC exploit for CVE-2021-3156, a vulnerability in the GNU C Library glibc that allows for a buffer overflow attack. The exploit is written in C and is designed to work on Ubuntu 18.04 and 20.04 systems. The exploit creates a malicious shared library, "libnssX.so.2", that is designed to ...

Huawei EulerOS: Security Advisory for glibc (EulerOS-SA-2021-1643)

The remote host is missing an update for the Huawei EulerOS 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...

Huawei EulerOS: Security Advisory for glibc (EulerOS-SA-2021-1600)

The remote host is missing an update for the Huawei EulerOS 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...

EulerOS Virtualization 2.9.0 : glibc (EulerOS-SA-2021-1643)

According to the versions of the glibc packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - The iconv function in the GNU C Library aka glibc or libc6 2.30 to 2.32, when converting UCS4 text containing an irreversible...

EulerOS Virtualization 3.0.6.6 : glibc (EulerOS-SA-2021-1477)

According to the versions of the glibc packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - On the x86-64 architecture, the GNU C Library aka glibc before 2.31 fails to ignore the LDPREFERMAP32BITEXEC environment variable...

EulerOS Virtualization 3.0.2.6 : glibc (EulerOS-SA-2021-1412)

According to the versions of the glibc packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - On the x86-64 architecture, the GNU C Library aka glibc before 2.31 fails to ignore the LDPREFERMAP32BITEXEC environment variable...

EulerOS Virtualization 2.9.1 : glibc (EulerOS-SA-2021-1600)

According to the versions of the glibc packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - An exploitable signed comparison vulnerability exists in the ARMv7 memcpy implementation of GNU glibc 2.30.9000. Calling memcpy on...

EulerOS Virtualization for ARM 64 3.0.2.0 : glibc (EulerOS-SA-2021-1382)

According to the versions of the glibc packages installed, the EulerOS Virtualization for ARM 64 installation on the remote host is affected by the following vulnerabilities : - sysdeps/i386/ldbl2mpn.c in the GNU C Library aka glibc or libc6 before 2.23 on x86 targets has a stack-based buffer...

NewStart CGSL MAIN 6.02 : glibc Multiple Vulnerabilities (NS-SA-2021-0053)

The remote NewStart CGSL host, running version MAIN 6.02, has glibc packages installed that are affected by multiple vulnerabilities: - The idnatoascii4i function in lib/idna.c in libidn before 1.33 allows context-dependent attackers to cause a denial of service out-of-bounds read and crash via 6...

NewStart CGSL MAIN 6.02 : glibc Multiple Vulnerabilities (NS-SA-2021-0069)

The remote NewStart CGSL host, running version MAIN 6.02, has glibc packages installed that are affected by multiple vulnerabilities: - An out-of-bounds write vulnerability was found in glibc before 2.31 when handling signal trampolines on PowerPC. Specifically, the backtrace function did not...

openSUSE Security Update : chromium (openSUSE-2021-392)

This update for chromium fixes the following issues : Update to 89.0.4389.72 boo1182358, boo1182960 : - CVE-2021-21159: Heap buffer overflow in TabStrip. - CVE-2021-21160: Heap buffer overflow in WebAudio. - CVE-2021-21161: Heap buffer overflow in TabStrip. - CVE-2021-21162: Use after free in...

Fedora: Security Advisory for kernel-headers (FEDORA-2021-1db4ab0a3d)

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...

Vulnerabilities fixed in Glibc

Vulnerabilities have been fixed in Glibc. The vulnerabilities allow an unauthenticated remote malicious agent the ability to launch a Denial-of-Service attack, possibly resulting in the execution of arbitrary code as a result. -= Ubuntu =- Canonical has made updates available for Ubuntu 16.04 LTS...

Fedora: Security Advisory for kernel-headers (FEDORA-2021-a2d3ad5dda)

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...

[SECURITY] Fedora 33 Update: kernel-headers-5.10.20-200.fc33

Kernel-headers includes the C header files that specify the interface between the Linux kernel and userspace libraries and programs. The header files define structures and constants that are needed for building most standard programs and are also needed for rebuilding the glibc package...

[SECURITY] Fedora 32 Update: kernel-headers-5.10.20-100.fc32

Kernel-headers includes the C header files that specify the interface between the Linux kernel and userspace libraries and programs. The header files define structures and constants that are needed for building most standard programs and are also needed for rebuilding the glibc package...

The iconv function in the GNU C Library (aka glibc or libc6) 2.32 and earlier when processing invalid multi-byte input sequences in IBM1364 IBM1371 IBM1388 IBM1390 and IBM1399 encodings fails to advance the input state which could lead to an infinite loop in applications resulting in a denial of service a different vulnerability from CVE-2016-10228.

...

Huawei EulerOS: Security Advisory for glibc (EulerOS-SA-2021-1412)

The remote host is missing an update for the Huawei EulerOS 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...

Huawei EulerOS: Security Advisory for glibc (EulerOS-SA-2021-1477)

The remote host is missing an update for the Huawei EulerOS 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...

Huawei EulerOS: Security Advisory for glibc (EulerOS-SA-2021-1382)

The remote host is missing an update for the Huawei EulerOS 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...