RHEL 8 : expat (RHSA-2026:22721)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:22721 advisory. Expat is a C library for parsing XML documents. Security Fixes: libexpat: denial of service via crafted XML input CVE-2026-45186 For more details...

RHEL 10 : expat (RHSA-2026:22715)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:22715 advisory. Expat is a C library for parsing XML documents. Security Fixes: libexpat: denial of service via crafted XML input CVE-2026-45186 For more details...

RHEL 9 : expat (RHSA-2026:23230)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:23230 advisory. Expat is a C library for parsing XML documents. Security Fixes: libexpat: denial of service via crafted XML input CVE-2026-45186 For more details...

expat security update

An update is available for expat. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list Expat is a C library for parsing XML documents. Security Fixes: libexpat: deni...

RLSA-2026:23230 Important: expat security update

Expat is a C library for parsing XML documents. Security Fixes: libexpat: denial of service via crafted XML input CVE-2026-45186 For more details about the security issues, including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE pages listed in the...

expat security update

An update is available for expat. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list Expat is a C library for parsing XML documents. Security Fixes: libexpat: denia...

RLSA-2026:22721 Important: expat security update

Expat is a C library for parsing XML documents. Security Fixes: libexpat: denial of service via crafted XML input CVE-2026-45186 For more details about the security issues, including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE pages listed in the...

MiracleLinux 8 : expat-2.5.0-2.el8_10 (AXSA:2026-758:06)

The remote MiracleLinux 8 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2026-758:06 advisory. libexpat: denial of service via crafted XML input CVE-2026-45186 Tenable has extracted the preceding description block directly from the MiracleLinux security...

RockyLinux 10 : expat (RLSA-2026:22715)

The remote RockyLinux 10 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2026:22715 advisory. libexpat: denial of service via crafted XML input CVE-2026-45186 Tenable has extracted the preceding description block directly from the RockyLinux security...

Important: Red Hat Security Advisory: expat security update

An update for expat is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the...

libexpat: denial of service via crafted XML input

A flaw was found in libexpat. When processing a specially crafted XML input containing a specific pattern of attributes, the parsing time increases quadratically due to checks for attribute name collisions. This consumes excessive CPU resources and eventually results in a denial of service...

OESA-2026-2432 expat security update

expat is a stream-oriented XML parser library written in C. expat excels with files too large to fit RAM, and where performance and flexibility are crucial. Security Fixes: In libexpat before 2.8.1, the computational complexity of attribute name collision checks allows a denial of service via...

[slackware-security] expat

New expat packages are available for Slackware 15.0 and -current to fix a security issue. Here are the details from the Slackware 15.0 ChangeLog: patches/packages/expat-2.7.5-i586-2slack15.0.txz: Rebuilt. This update fixes a security issue: Fix quadratic runtime from attribute name collision chec...

CVE-2026-45186

In libexpat before 2.8.1, the computational complexity of attribute name collision checks allows a denial of service via moderately sized crafted XML input...

CVE-2026-45186

In libexpat before 2.8.1, the computational complexity of attribute name collision checks allows a denial of service via moderately sized crafted XML input...

perl-xml-parser: XML::Parser for Perl: Heap corruption and denial of service from crafted XML input

A flaw was found in XML::Parser for Perl. This vulnerability allows an attacker to cause a heap corruption, which can lead to a denial of service DoS by crashing the application. The issue occurs when the software processes specially crafted XML input, causing an internal buffer to overflow. This...

Important: Red Hat Security Advisory: perl-XML-Parser security update

An update for perl-XML-Parser is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating...

perl-xml-parser: XML::Parser for Perl: Heap corruption and denial of service from crafted XML input

A flaw was found in XML::Parser for Perl. This vulnerability allows an attacker to cause a heap corruption, which can lead to a denial of service DoS by crashing the application. The issue occurs when the software processes specially crafted XML input, causing an internal buffer to overflow. This...

perl-xml-parser: XML::Parser for Perl: Heap corruption and denial of service from crafted XML input

A flaw was found in XML::Parser for Perl. This vulnerability allows an attacker to cause a heap corruption, which can lead to a denial of service DoS by crashing the application. The issue occurs when the software processes specially crafted XML input, causing an internal buffer to overflow. This...

Important: Red Hat Security Advisory: perl-XML-Parser security update

An update for perl-XML-Parser is now available for Red Hat Enterprise Linux 10.0 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...