libexpat Security Vulnerabilities

libexpat is a streaming XML parser written in C. It has a vulnerability that can lead to recursive XML entity extensions if the XMLDTD is not defined at compile time. A security vulnerability exists in libexpat version 2.5.0 and earlier versions, which stems from a vulnerability that could result...

expat: use-after free caused by overeager destruction of a shared DTD in XML_ExternalEntityParserCreate

A use-after-free flaw was found in the Expat package, caused by destruction of a shared DTD in XMLExternalEntityParserCreate in out-of-memory situations. This may lead to availability disruptions...

Moderate: Red Hat Security Advisory: expat security update

An update for expat is now available for Red Hat Enterprise Linux 8.6 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for ea...

RHEL 8 : expat (RHSA-2024:0421)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2024:0421 advisory. Expat is a C library for parsing XML documents. Security Fixes: expat: use-after free caused by overeager destruction of a shared DTD in...

NewStart CGSL MAIN 6.06 : expat Multiple Vulnerabilities (NS-SA-2023-0082)

The remote NewStart CGSL host, running version MAIN 6.06, has expat packages installed that are affected by multiple vulnerabilities: - In Expat aka libexpat before 2.4.3, a left shift by 29 or more places in the storeAtts function in xmlparse.c can lead to realloc misbehavior e.g., allocating to...

NewStart CGSL MAIN 6.02 : expat Vulnerability (NS-SA-2023-0072)

The remote NewStart CGSL host, running version MAIN 6.02, has expat packages installed that are affected by a vulnerability: - libexpat before 2.4.9 has a use-after-free in the doContent function in xmlparse.c. CVE-2022-40674 Note that Nessus has not tested for this issue but has instead relied...

NewStart CGSL MAIN 5.04 : expat Vulnerability (NS-SA-2023-0070)

The remote NewStart CGSL host, running version MAIN 5.04, has expat packages installed that are affected by a vulnerability: - libexpat before 2.4.9 has a use-after-free in the doContent function in xmlparse.c. CVE-2022-40674 Note that Nessus has not tested for this issue but has instead relied...

The vulnerability of the Expat XML parsing library lies in the improper limitation on XML references to external objects. This allows attackers to access confidential data, compromise its integrity, and cause service failures.

The vulnerability of the Expat XML parsing library is related to an incorrect limitation on XML references to external objects. Exploiting this vulnerability can allow a malicious actor to gain access to confidential data, compromise its integrity, and cause service failures...

Rocky Linux 9 : expat (RLSA-2022:6838)

The remote Rocky Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2022:6838 advisory. - libexpat before 2.4.9 has a use-after-free in the doContent function in xmlparse.c. CVE-2022-40674 Note that Nessus has not tested for this issue but has inste...

Rocky Linux 8 : xmlrpc-c (RLSA-2022:1643)

The remote Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2022:1643 advisory. - xmltokimpl.c in Expat aka libexpat before 2.4.5 lacks certain validation of encoding, such as checks for whether a UTF-8 character is valid in a certain contex...

Rocky Linux 8 : expat (RLSA-2022:5314)

The remote Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2022:5314 advisory. - In Expat aka libexpat before 2.4.5, an attacker can trigger stack exhaustion in buildmodel via a large nesting depth in the DTD element. CVE-2022-2531...

Rocky Linux 8 : expat (RLSA-2023:0103)

The remote Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2023:0103 advisory. - In libexpat through 2.4.9, there is a use-after free caused by overeager destruction of a shared DTD in XMLExternalEntityParserCreate in out-of-memory...

Rocky Linux 8 : firefox (RLSA-2022:0818)

The remote Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2022:0818 advisory. - xmltokimpl.c in Expat aka libexpat before 2.4.5 lacks certain validation of encoding, such as checks for whether a UTF-8 character is valid in a certa...

Rocky Linux 8 : xmlrpc-c (RLSA-2022:7692)

The remote Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2022:7692 advisory. - In doProlog in xmlparse.c in Expat aka libexpat before 2.4.3, an integer overflow exists for mgroupSize. CVE-2021-46143 - addBinding in xmlparse.c in...

Rocky Linux 8 : expat (RLSA-2022:0951)

The remote Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2022:0951 advisory. - In Expat aka libexpat before 2.4.3, a left shift by 29 or more places in the storeAtts function in xmlparse.c can lead to realloc misbehavior e.g.,...

Amazon Linux AMI : expat (ALAS-2023-1882)

The version of expat installed on the remote host is prior to 2.1.0-15.34. It is, therefore, affected by a vulnerability as referenced in the ALAS-2023-1882 advisory. Expat aka libexpat before 2.4.4 has an integer overflow in the doProlog function. CVE-2022-23990 Tenable has extracted the precedi...

Medium: expat

Issue Overview: Expat aka libexpat before 2.4.4 has an integer overflow in the doProlog function. CVE-2022-23990 Affected Packages: expat Issue Correction: Run yum update expat or yum update --advisory ALAS-2023-1882 to update your system. New Packages: i686: expat-devel-2.1.0-15.34.amzn1.i686...

F5 Networks BIG-IP : Expat XML parser vulnerability (K51011533)

The version of F5 Networks BIG-IP installed on the remote host is prior to 13.1.4.1 / 13.1.5 / 14.1.4.2 / 14.1.4.5 / 15.1.3 / 15.1.4 / 16.0.1.2 / 16.1.0 / 16.1.2 / 17.0.0. It is, therefore, affected by a vulnerability as referenced in the K51011533 advisory. - In libexpat in Expat before 2.2.7, X...

Security Bulletin: Vulnerabilities in Expat (AKA libexpat) affect IBM Storage Protect for Virtual Environments: Data Protection for VMware (CVE-2022-23852, CVE-2022-23990)

Summary IBM Storage Protect for Virtual Environments: Data Protection for VMware can be affected by vulnerabilities in the Expat library. The vulnerabilities can lead to execution of arbitrary code, as described by the CVEs in the "Vulnerability Details" section. The vulnerabilities have been...

Amazon Linux 2 : expat (ALAS-2023-2280)

The version of expat installed on the remote host is prior to 2.1.0-15. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2023-2280 advisory. Expat aka libexpat before 2.4.4 has an integer overflow in the doProlog function. CVE-2022-23990 A flaw was found in expat....