Security Bulletin: AIX/VIOS Perl is vulnerable to a null pointer dereference (CVE-2026-24515) and an integer overflow (CVE-2026-25210)

Summary Vulnerabilities in Perl could cause a null pointer dereference CVE-2026-24515 or an integer overflow CVE-2026-25210. AIX uses Perl in various operating system components. Vulnerability Details CVEID:CVE-2026-24515 DESCRIPTION: In libexpat before 2.7.4, XMLExternalEntityParserCreate does n...

AIX Perl is vulnerable to a null pointer dereference (CVE-2026-24515) and an integer overflow (CVE-2026-25210)

IBM SECURITY ADVISORY First Issued: Tue Mar 17 15:13:56 CDT 2026 The most recent version of this document is available here: https://aix.software.ibm.com/aix/efixes/security/perladvisory13.asc Security Bulletin: AIX Perl is vulnerable to a null pointer dereference CVE-2026-24515 and an integer...

EUVD-2026-12523

YAML::Syck versions through 1.36 for Perl has several potential security vulnerabilities including a high-severity heap buffer overflow in the YAML emitter. The heap overflow occurs when class names exceed the initial 512-byte allocation. The base64 decoder could read past the buffer end on...

AZL-79977 CVE-2026-4177 affecting package perl-YAML-Syck 1.34-1

YAML::Syck versions through 1.36 for Perl has several potential security vulnerabilities including a high-severity heap buffer overflow in the YAML emitter. The heap overflow occurs when class names exceed the initial 512-byte allocation. The base64 decoder could read past the buffer end on...

CVE-2026-4177

YAML::Syck versions through 1.36 for Perl has several potential security vulnerabilities including a high-severity heap buffer overflow in the YAML emitter. The heap overflow occurs when class names exceed the initial 512-byte allocation. The base64 decoder could read past the buffer end on...

CVE-2026-4177

CVE-2026-4177 affects YAML::Syck for Perl (versions up to 1.36). The advisory documents describe multiple vulnerabilities in the YAML emitter, including a high-severity heap-based buffer overflow when class names exceed 512 bytes, a base64 decoder that can read past the buffer end on trailing new...

CVE-2026-4177 YAML::Syck versions through 1.36 for Perl has several potential security vulnerabilities including a high-severity heap buffer overflow in the YAML emitter

YAML::Syck versions through 1.36 for Perl has several potential security vulnerabilities including a high-severity heap buffer overflow in the YAML emitter. The heap overflow occurs when class names exceed the initial 512-byte allocation. The base64 decoder could read past the buffer end on...

CVE-2026-4177

YAML::Syck versions through 1.36 for Perl has several potential security vulnerabilities including a high-severity heap buffer overflow in the YAML emitter. The heap overflow occurs when class names exceed the initial 512-byte allocation. The base64 decoder could read past the buffer end on...

CVE-2026-4177

YAML::Syck versions through 1.36 for Perl has several potential security vulnerabilities including a high-severity heap buffer overflow in the YAML emitter. The heap overflow occurs when class names exceed the initial 512-byte allocation. The base64 decoder could read past the buffer end on...

CVE-2026-4177 YAML::Syck versions through 1.36 for Perl has several potential security vulnerabilities including a high-severity heap buffer overflow in the YAML emitter

YAML::Syck versions through 1.36 for Perl has several potential security vulnerabilities including a high-severity heap buffer overflow in the YAML emitter. The heap overflow occurs when class names exceed the initial 512-byte allocation. The base64 decoder could read past the buffer end on...

EulerOS Virtualization 2.12.0 : perl (EulerOS-SA-2026-1509)

According to the versions of the perl packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : Perl threads have a working directory race condition where file operations may target unintended paths.If a directory handle is open ...

Huawei EulerOS: Security Advisory for perl (EulerOS-SA-2026-1452)

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...

EulerOS Virtualization 2.12.1 : perl (EulerOS-SA-2026-1452)

According to the versions of the perl packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : Perl threads have a working directory race condition where file operations may target unintended paths.If a directory handle is open ...

Huawei EulerOS: Security Advisory for perl (EulerOS-SA-2026-1509)

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...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: perl-YAML-LibYAML (UTSA-2026-006156)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006156 advisory. YAML-LibYAML prior to 0.903.0 for Perl uses 2-args open, allowing existing files to be modified Tenable has extracted the preceding description block directly from t...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: perl-JSON-XS (UTSA-2026-006133)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006133 advisory. JSON::XS before version 4.04 for Perl has an integer buffer overflow causing a segfault when parsing crafted JSON, enabling denial-of-service attacks or other...

TencentOS Server 3: perl (TSSA-2025:0643)

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-2025:0643 advisory. Package updates are available for TencentOS Server 3 that fix the following vulnerabilities:...

[SECURITY] Fedora 42 Update: perl-Crypt-SysRandom-XS-0.011-1.fc42

This module uses whatever C interface is available to procure cryptographically random data from the system...

[SECURITY] Fedora 43 Update: perl-Crypt-SysRandom-XS-0.011-1.fc43

This module uses whatever C interface is available to procure cryptographically random data from the system...

Fedora: Security Advisory (FEDORA-2026-7b9874a01f)

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