CVE-2026-0915 getnetbyaddr and getnetbyaddr_r leak stack contents to DNS resovler

Calling getnetbyaddr or getnetbyaddrr with a configured nsswitch.conf that specifies the library's DNS backend for networks and queries for a zero-valued network in the GNU C Library version 2.0 to version 2.42 can leak stack contents to the configured DNS resolver...

CVE-2026-0915

Calling getnetbyaddr or getnetbyaddrr with a configured nsswitch.conf that specifies the library's DNS backend for networks and queries for a zero-valued network in the GNU C Library version 2.0 to version 2.42 can leak stack contents to the configured DNS resolver...

CVE-2026-0915 getnetbyaddr and getnetbyaddr_r leak stack contents to DNS resovler

Calling getnetbyaddr or getnetbyaddrr with a configured nsswitch.conf that specifies the library's DNS backend for networks and queries for a zero-valued network in the GNU C Library version 2.0 to version 2.42 can leak stack contents to the configured DNS resolver...

PT-2026-3138

Name of the Vulnerable Software and Affected Versions GNU C Library versions 2.0 through 2.42 Description The GNU C Library contains a flaw where calling getnetbyaddr or getnetbyaddr r with a configured nsswitch.conf that specifies the library's DNS backend for networks, and querying for a...

GNU C Library security vulnerabilities

The GNU C Library is an open-source, free C-language compiler program published by the GNU community under the LGPL license. Versions 2.0 through 2.42 of the GNU C Library contained security vulnerabilities. These vulnerabilities occurred when using the nsswitch.conf configuration with a DNS...

Linux Distros Unpatched Vulnerability : CVE-2026-0861

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Passing too large an alignment to the memalign suite of functions memalign, posixmemalign, alignedalloc in the GNU C Library version 2.30 to 2.42 may result in ...

CVE-2026-0915: Use of Uninitialized Resource

Calling getnetbyaddr or getnetbyaddrr with a configured nsswitch.conf that specifies the library's DNS backend for networks and queries for a zero-valued network in the GNU C Library version 2.0 to version 2.42 can leak stack contents to the configured DNS resolver...

AZL-74547 CVE-2026-0861 affecting package glibc for versions less than 2.38-18

Passing too large an alignment to the memalign suite of functions memalign, posixmemalign, alignedalloc in the GNU C Library version 2.30 to 2.42 may result in an integer overflow, which could consequently result in a heap corruption. Note that the attacker must have control over both, the size a...

UBUNTU-CVE-2026-0861

Passing too large an alignment to the memalign suite of functions memalign, posixmemalign, alignedalloc in the GNU C Library version 2.30 to 2.42 may result in an integer overflow, which could consequently result in a heap corruption. Note that the attacker must have control over both, the size a...

CVE-2026-0861 Integer overflow in memalign leads to heap corruption

Passing too large an alignment to the memalign suite of functions memalign, posixmemalign, alignedalloc in the GNU C Library version 2.30 to 2.42 may result in an integer overflow, which could consequently result in a heap corruption. Note that the attacker must have control over both, the size a...

TencentOS Server 3: glibc (TSSA-2025:0993)

The version of Tencent Linux installed on the remote TencentOS Server 3 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the TSSA-2025:0993 advisory. Package updates are available for TencentOS Server 3 that fix the following vulnerabilities:...

GNU C Library 安全漏洞

The GNU C Library is an open source, free C language compiler from the GNU community released under the LGPL license. A security vulnerability exists in the GNU C Library versions 2.30 through 2.42, which stems from the fact that passing too large an alignment value to the memalign family of...

MiracleLinux 3 : glibc-2.5-58.2.0.1.AXS3 (AXSA:2011-151:01)

The remote MiracleLinux 3 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2011-151:01 advisory. The glibc package contains standard libraries which are used by multiple programs on the system. In order to save disk space and memory, as well as t...

PT-2026-2957

Name of the Vulnerable Software and Affected Versions GNU C Library versions 2.30 through 2.42 Description Providing an excessively large alignment value to the memalign family of functions – including memalign, posix memalign, aligned alloc, valloc, and pvalloc – within the GNU C Library can lea...

MiracleLinux 3 : glibc-2.5-81.4.0.1.AXS3 (AXSA:2012-695:04)

The remote MiracleLinux 3 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2012-695:04 advisory. The glibc package contains standard libraries which are used by multiple programs on the system. In order to save disk space and memory, as well as to make...

MiracleLinux 3 : glibc-2.5-65.3.0.1.AXS3 (AXSA:2012-210:01)

The remote MiracleLinux 3 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2012-210:01 advisory. The glibc package contains standard libraries which are used by multiple programs on the system. In order to save disk space and memory, as well as t...

CVE-2026-0861: Integer Overflow or Wraparound

Passing too large an alignment to the memalign suite of functions memalign, posixmemalign, alignedalloc in the GNU C Library version 2.30 to 2.42 may result in an integer overflow, which could consequently result in a heap corruption. Note that the attacker must have control over both, the size a...

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...

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...

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...