Astra Linux – Vulnerability in c-ares

c-ares is a C library for asynchronous DNS requests. aresreadline is used to parse local configuration files such as /etc/resolv.conf, /etc/nsswitch.conf, the HOSTALIASES file, and, if using a c-ares version prior to 1.27.0, the /etc/hosts file. If any of these configuration files contains a NULL...

curl: integer Overflow in MQTT Protocol Handling Allows Bypassing Message Size Limit

Summary: A logic error involving an integer overflow specifically, an unsigned integer underflow exists in the lib/mqtt.c file within the mqttpublish function. This vulnerability allows an attacker or a malicious user configuration to bypass the explicit MAXMQTTMESSAGESIZE check. The vulnerabilit...

MiracleLinux 8 : glibc-2.28-251.el8_10.16 (AXSA:2025-9854:05)

The remote MiracleLinux 8 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2025-9854:05 advisory. glibc: buffer overflow in the GNU C Library's assert CVE-2025-0395 Tenable has extracted the preceding description block directly from the MiracleLinux...

Huawei EulerOS: Security Advisory for glibc (EulerOS-SA-2026-1013)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2026 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...

PT-2026-26671

Name of the Vulnerable Software and Affected Versions GNU C library versions 2.34 through 2.43 Description The GNU C library’s gethostbyaddr and gethostbyaddr r functions, when used with a configured nsswitch.conf file specifying the library’s DNS backend, may return invalid DNS hostnames. This...

CVE-2025-14935

NSF Unidata NetCDF-C Dimension Name Heap-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of NSF Unidata NetCDF-C. User interaction is required to exploit this vulnerability in that the target...

The vulnerability of the regcomp function in the system library glibc, which allows a hacker to cause a service failure

The vulnerability of the regcomp function in the glibc system library is related to the repeated release of resources. Exploiting this vulnerability can allow an attacker to cause a service failure by sending a specially crafted request...

Huawei EulerOS: Security Advisory for glibc (EulerOS-SA-2025-2575)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2025 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 2.13.0 : glibc (EulerOS-SA-2025-2575)

According to the versions of the glibc packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : The regcomp function in the GNU C library version from 2.4 to 2.41 is subject to a double free if some previous allocation fails. It...

Oracle Linux 8 : glibc (ELSA-2025-28054)

The remote Oracle Linux 8 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2025-28054 advisory. - CVE-2025-8058: Double free in regcomp RHEL-105326 - CVE-2025-4802: static setuid dlopen may search LDLIBRARYPATH RHEL-92685 Tenable has extracted the precedi...

PT-2025-47910

Name of the Vulnerable Software and Affected Versions libcoap version 4.3.5 Description A flaw exists in the processing of DTLS handshakes due to a NULL pointer dereference within the coap dtls generate cookie function, located in src/coap openssl.c. This issue arises when SSL get SSL CTX returns...

HSEC-2024-0002 out-of-bounds write when there are many bzip2 selectors

out-of-bounds write when there are many bzip2 selectors A malicious bzip2 payload may produce a memory corruption resulting in a denial of service and/or remote code execution. Network services or command line utilities decompressing untrusted bzip2 payloads are affected. Note that the exploitati...

Siemens SIMATIC S7-1500 Missing Encryption of Sensitive Data (CVE-2019-7309)

In the GNU C Library aka glibc or libc6 through 2.29, the memcmp function for the x32 architecture can incorrectly return zero indicating that the inputs are equal because the RDX most significant bit is mishandled. This plugin only works with Tenable.ot. Please visit...

Siemens SIMATIC S7-1500 Out-of-bounds Read (CVE-2019-9169)

In the GNU C Library aka glibc or libc6 through 2.29, proceednextnode in posix/regexec.c has a heap-based buffer over-read via an attempted case-insensitive regular-expression match. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more...

Photon OS 5.0: Glibc PHSA-2025-5.0-0666

An update of the glibc package has been released. %NASLMINLEVEL 80900 C Tenable, Inc. The descriptive text and package checks in this plugin were extracted from VMware Security Advisory PHSA-2025-5.0-0666. The text itself is copyright C VMware, Inc. include'compat.inc'; if description...

Siemens SIMATIC S7-1500 Missing Encryption of Sensitive Data (CVE-2021-43396)

DISPUTED In iconvdata/iso-2022-jp-3.c in the GNU C Library aka glibc 2.34, remote attackers can force iconv to emit a spurious '\0' character via crafted ISO-2022-JP-3 data that is accompanied by an internal state reset. This may affect data integrity in certain iconv use cases. NOTE: the vendor...

Siemens SIMATIC S7-1500 Out-of-bounds Write (CVE-2024-2961)

The iconv function in the GNU C Library versions 2.39 and older may overflow the output buffer passed to it by up to 4 bytes when converting strings to the ISO-2022-CN-EXT character set, which may be used to crash an application or overwrite a neighbouring variable. This plugin only works with...

Siemens SIMATIC S7-1500 Incorrect Calculation of Buffer Size (CVE-2025-0395)

When the assert function in the GNU C Library versions 2.13 to 2.40 fails, it does not allocate enough space for the assertion failure message string and size information, which may lead to a buffer overflow if the message string size aligns to page size. This plugin only works with Tenable.ot...

Siemens SIMATIC S7-1500 Missing Release of Memory after Effective Lifetime (CVE-2023-5156)

A flaw was found in the GNU C Library. A recent fix for CVE-2023-4806 introduced the potential for a memory leak, which may result in an application crash. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C...

Siemens SIMATIC S7-1500 Out-of-bounds Write (CVE-2021-32292)

An issue was discovered in json-c from 20200420 post 0.14 unreleased code through 0.15-20200726. A stack-buffer-overflow exists in the auxiliary sample program jsonparse which is located in the function parseit. This plugin only works with Tenable.ot. Please visit...