Exploit for Heap-based Buffer Overflow in Gnu Glibc

CVE-2023-4911 https://www.qualys.com/2023/10/03/cve-2023-4911...

Ubuntu 16.04 ESM / 18.04 ESM : GNU binutils vulnerabilities (USN-6413-1)

The remote Ubuntu 16.04 ESM / 18.04 ESM host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-6413-1 advisory. It was discovered that GNU binutils was not properly performing checks when dealing with memory allocation operations, which could lead to...

CVE-2023-4911

A buffer overflow was discovered in the GNU C Library's dynamic loader ld.so while processing the GLIBCTUNABLES environment variable. This issue could allow a local attacker to use maliciously crafted GLIBCTUNABLES environment variables when launching binaries with SUID permission to execute code...

AZL-34733 CVE-2023-4911 affecting package glibc for versions less than 2.38-6

A buffer overflow was discovered in the GNU C Library's dynamic loader ld.so while processing the GLIBCTUNABLES environment variable. This issue could allow a local attacker to use maliciously crafted GLIBCTUNABLES environment variables when launching binaries with SUID permission to execute code...

DEBIAN-CVE-2023-4911

A buffer overflow was discovered in the GNU C Library's dynamic loader ld.so while processing the GLIBCTUNABLES environment variable. This issue could allow a local attacker to use maliciously crafted GLIBCTUNABLES environment variables when launching binaries with SUID permission to execute code...

Buffer overflow

A buffer overflow was discovered in the GNU C Library's dynamic loader ld.so while processing the GLIBCTUNABLES environment variable. This issue could allow a local attacker to use maliciously crafted GLIBCTUNABLES environment variables when launching binaries with SUID permission to execute code...

CVE-2023-4911

A buffer overflow was discovered in the GNU C Library's dynamic loader ld.so while processing the GLIBCTUNABLES environment variable. This issue could allow a local attacker to use maliciously crafted GLIBCTUNABLES environment variables when launching binaries with SUID permission to execute code...

CVE-2023-4911 Glibc: buffer overflow in ld.so leading to privilege escalation

A buffer overflow was discovered in the GNU C Library's dynamic loader ld.so while processing the GLIBCTUNABLES environment variable. This issue could allow a local attacker to use maliciously crafted GLIBCTUNABLES environment variables when launching binaries with SUID permission to execute code...

CVE-2023-4911

CVE-2023-4911 is a buffer overflow in the GNU C Library ld.so when processing GLIBC_TUNABLES, enabling local privilege escalation via malicious GLIBC_TUNABLES values when launching binaries with SUID. Affected: glibc, with versions older than 2.38-6 (per CBLMARINER:34733) and older listings notin...

CVE-2023-4911

A buffer overflow was discovered in the GNU C Library's dynamic loader ld.so while processing the GLIBCTUNABLES environment variable. This issue could allow a local attacker to use maliciously crafted GLIBCTUNABLES environment variables when launching binaries with SUID permission to execute code...

CVE-2023-4911: Looney Tunables – Local Privilege Escalation in the glibc’s ld.so

The Qualys Threat Research Unit TRU has discovered a buffer overflow vulnerability in GNU C Librarys dynamic loaders processing of the GLIBCTUNABLES environment variable. We have successfully identified and exploited this vulnerability a local privilege escalation that grants full root privileges...

UBUNTU-CVE-2023-4911

A buffer overflow was discovered in the GNU C Library's dynamic loader ld.so while processing the GLIBCTUNABLES environment variable. This issue could allow a local attacker to use maliciously crafted GLIBCTUNABLES environment variables when launching binaries with SUID permission to execute code...

CVE-2023-4911

A buffer overflow was discovered in the GNU C Library's dynamic loader ld.so while processing the GLIBCTUNABLES environment variable. This issue could allow a local attacker to use maliciously crafted GLIBCTUNABLES environment variables when launching binaries with SUID permission to execute code...

glibc buffer error vulnerability

glibc GNU C Library is the C standard library implemented by the GNU Project. A buffer error vulnerability exists in glibc that stems from a buffer overflow vulnerability in the dynamically loaded program ld.so...

CVE-2023-4911

A buffer overflow was discovered in the GNU C Library’s dynamic loader ld.so while processing the GLIBCTUNABLES environment variable. This issue could allow a local attacker to use maliciously crafted GLIBCTUNABLES environment variables when launching binaries with SUID permission to execute code...

Ubuntu 22.04 LTS / 23.04 : GNU C Library vulnerabilities (USN-6409-1)

The remote Ubuntu 22.04 LTS / 23.04 host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-6409-1 advisory. It was discovered that the GNU C Library incorrectly handled the GLIBCTUNABLES environment variable. An attacker could possibly use this issue to...

Medium: gsl

Issue Overview: A buffer overflow can occur when calculating the quantile value using the Statistics Library of GSL GNU Scientific Library, versions 2.5 and 2.6. Processing a maliciously crafted input data for gslstatsquantilefromsorteddata of the library may lead to unexpected application...

Heap BoF in trunc_string()

Environment bash Distributor ID: Debian Description: Debian GNU/Linux bookworm/sid Version I checked against the master branch as of 09/25 at commit 6ee7b521fa7531ef356ececc8be7575c3800f872 . Description Heap BoF in the file /src/message.c in the function truncstring at line 356. Snippet c bufe -...

Mageia: Security Advisory (MGASA-2023-0274)

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

CWE-476 leads to potential OOB Read

Environment bash Distributor ID: Debian Description: Debian GNU/Linux bookworm/sid Version I checked against the master branch as of 09/25 at commit f109bf93c9402e4e3122a7ae7846e6feae4fa222 . Description This AddressSanitizer output is indicating a OOB read that is semi-controllable, but is...