OESA-2026-4176 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: Expat through 2.8.4 fails to validate low surrogates following high surrogates in UTF-16 input, allowing malformed UTF-16...

OESA-2026-4175 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: Expat through 2.8.4 fails to validate low surrogates following high surrogates in UTF-16 input, allowing malformed UTF-16...

RLSA-2026:72663 Important: expat security update

Expat is a C library for parsing XML documents. Security Fixes: expat: Expat: Denial of Service via quadratic complexity in attribute processing CVE-2026-66046 expat: Expat: XML Injection via Malformed UTF-16 Input CVE-2026-93990 For more details about the security issues, including the impact, a...

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: expat: Expat:...

Rocky Linux 9.6 [TuxCare] Security Update: expat / expat-devel / expat-static Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1790177624)

The Rocky Linux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1790177624 advisory. - Expat through 2.8.3 contains an out-of-bounds read vulnerability that allows attackers to trigger memory corruption by processin...

AlmaLinux 9.2 [TuxCare] Security Update: expat / expat-devel / expat-static Multiple Vulnerabilities (ALMALINUX9.2:CLSA-2026:1790802906)

The AlmaLinux 9.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1790802906 advisory. - Expat through 2.8.3 contains a denial of service vulnerability caused by quadratic algorithmic complexity in the storeAtts functio...

RockyLinux 9 : expat (RLSA-2026:72663)

The remote RockyLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:72663 advisory. expat: Expat: Denial of Service via quadratic complexity in attribute processing CVE-2026-66046 expat: Expat: XML Injection via Malformed UTF-16 Input...

RHEL 10 : expat (RHSA-2026:74001)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:74001 advisory. Expat is a C library for parsing XML documents. Security Fixes: expat: Expat: Denial of Service via quadratic complexity in attribute...

AlmaLinux 9.6 [TuxCare] Security Update: expat / expat-devel / expat-static Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1790177624)

The AlmaLinux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1790177624 advisory. - Expat through 2.8.3 contains an out-of-bounds read vulnerability that allows attackers to trigger memory corruption by processing...

MiracleLinux 9 : expat-2.5.0-6.el9_8.5 (AXSA:2026-1939:13)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-1939:13 advisory. expat: Expat: Denial of Service via quadratic complexity in attribute processing CVE-2026-66046 expat: Expat: XML Injection via Malformed UTF-16 Inp...

Important: Red Hat Security Advisory: expat security update

An update for expat is now available for Red Hat Enterprise Linux 9. 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...

expat: Expat: XML Injection via Malformed UTF-16 Input

A flaw was found in Expat. This vulnerability allows a remote attacker to send specially crafted UTF-16 encoded XML data. Due to improper validation of surrogate characters, the parser can be tricked into accepting malformed sequences, which can hide legitimate markup characters. This could enabl...

RLSA-2026:72448 Important: expat security update

Expat is a C library for parsing XML documents. Security Fixes: expat: Expat: Denial of Service via quadratic complexity in attribute processing CVE-2026-66046 expat: Expat: XML Injection via Malformed UTF-16 Input CVE-2026-93990 For more details about the security issues, including the impact, a...

expat security update

An update is available for expat. This update affects Rocky Linux 8. 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: expat: Expat:...

Oracle Linux 9 : expat (ELSA-2026-72663)

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-72663 advisory. - Fix CVE-2026-66046: dtdCopy out-of-bounds access via isCdata hash lookup - CVE-2026-93990 expat: Expat: XML Injection via Malformed UTF-16 Input...

RHEL 9 : expat (RHSA-2026:72663)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:72663 advisory. Expat is a C library for parsing XML documents. Security Fixes: expat: Expat: Denial of Service via quadratic complexity in attribute...

RockyLinux 8 : expat (RLSA-2026:72448)

The remote RockyLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:72448 advisory. expat: Expat: Denial of Service via quadratic complexity in attribute processing CVE-2026-66046 expat: Expat: XML Injection via Malformed UTF-16 Input...

Oracle Linux 8 : expat (ELSA-2026-72448)

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-72448 advisory. - Fix CVE-2026-66046 in expat - CVE-2026-93990 expat: Expat: XML Injection via Malformed UTF-16 Input Tenable has extracted the preceding description...

expat security update

2.5.0-4 - Fix CVE-2026-66046 in expat - Resolves: RHEL-260142 2.5.0-3 - CVE-2026-93990 expat: Expat: XML Injection via Malformed UTF-16 Input - Resolves: RHEL-268995...

RHEL 8 : expat (RHSA-2026:72448)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:72448 advisory. Expat is a C library for parsing XML documents. Security Fixes: expat: Expat: Denial of Service via quadratic complexity in attribute...