PT-2026-5383

Name of the Vulnerable Software and Affected Versions libexpat versions prior to 2.7.4 Description The doContent function in libexpat does not correctly calculate the buffer size bufSize when reallocating memory for tags, due to a missing integer overflow check. This can lead to potential issues...

[R1] Tenable Network Monitor Version 6.5.3 Fixes Multiple Vulnerabilities

R1 Tenable Network Monitor Version 6.5.3 Fixes Multiple Vulnerabilities Arnie Cabral Tue, 01/27/2026 - 14:02 Nessus Network Monitor leverages third-party software to help provide underlying functionality. Several of the third-party components libxml2, libxslt, expat, c-ares, curl, sqlite were fou...

[R1] Tenable Network Monitor Version 6.5.3 Fixes Multiple Vulnerabilities

R1 Tenable Network Monitor Version 6.5.3 Fixes Multiple Vulnerabilities Arnie Cabral Tue, 01/27/2026 - 14:02 Nessus Network Monitor leverages third-party software to help provide underlying functionality. Several of the third-party components libxml2, libxslt, expat, c-ares, curl, sqlite were fou...

libexpat through 2.5.0 allows recursive XML Entity Expansion if XML_DTD is undefined at compile time

libexpat through 2.5.0 allows recursive XML Entity Expansion if XMLDTD is undefined at compile time...

Advisory ROSA-SA-2026-3129

software: expat 2.7.3 OS: ROSA-CHROME unaffected versions = expat-2.7.3-1 affected versions expat-2.7.3-1 CVE-ID: CVE-2025-59375 BDU-ID: 2025-12925 CVE-Crit: HIGH CVE-DESC.: A vulnerability in the libexpat XML file parsing library is related to unrestricted resource allocation. Exploitation of th...

SUSE CVE-2026-24515

In libexpat before 2.7.4, XMLExternalEntityParserCreate does not copy unknown encoding handler user data...

CVE-2026-24515

In libexpat before 2.7.4, XMLExternalEntityParserCreate does not copy unknown encoding handler user data...

AZL-75216 CVE-2026-24515 affecting package expat for versions less than 2.6.4-3

In libexpat before 2.7.4, XMLExternalEntityParserCreate does not copy unknown encoding handler user data...

AZL-75102 CVE-2026-24515 affecting package expat for versions less than 2.6.4-4

In libexpat before 2.7.4, XMLExternalEntityParserCreate does not copy unknown encoding handler user data...

UBUNTU-CVE-2026-24515

In libexpat before 2.7.4, XMLExternalEntityParserCreate does not copy unknown encoding handler user data...

UBUNTU-CVE-2025-59375

libexpat in Expat before 2.7.2 allows attackers to trigger large dynamic memory allocations via a small document that is submitted for parsing...

CVE-2025-59375

libexpat in Expat before 2.7.2 allows attackers to trigger large dynamic memory allocations via a small document that is submitted for parsing...

CVE-2026-24515

In libexpat before 2.7.4, XMLExternalEntityParserCreate does not copy unknown encoding handler user data...

CVE-2026-24515

In libexpat before 2.7.4, XMLExternalEntityParserCreate does not copy unknown encoding handler user data...

MiracleLinux 8 : expat-2.2.5-4.el8 (AXSA:2020-1007:03)

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2020-1007:03 advisory. expat: large number of colons in input makes parser consume high amount of resources, leading to DoS CVE-2018-20843 expat: heap-based buffer over-re...

MiracleLinux 8 : thunderbird-102.11.0-1.el8.ML.1 (AXSA:2023-6153:18)

The remote MiracleLinux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the AXSA:2023-6153:18 advisory. Mozilla: Browser prompts could have been obscured by popups CVE-2023-32205 Mozilla: Crash in RLBox Expat driver CVE-2023-32206 Mozilla: Potential...

MiracleLinux 8 : expat-2.2.5-16.el8_10 (AXSA:2024-9009:08)

The remote MiracleLinux 8 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2024-9009:08 advisory. libexpat: expat: DoS via XMLResumeParser CVE-2024-50602 Tenable has extracted the preceding description block directly from the MiracleLinux security advisor...

MiracleLinux 8 : expat-2.2.5-4.el8.3 (AXSA:2022-3114:01)

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2022-3114:01 advisory. expat: Malformed 2- and 3-byte UTF-8 sequences can lead to arbitrary code execution CVE-2022-25235 expat: Namespace-separator characters in...

MiracleLinux 9 : expat-2.4.9-1.el9.1 (AXSA:2023-4968:02)

The remote MiracleLinux 9 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2023-4968:02 advisory. expat: use-after free caused by overeager destruction of a shared DTD in XMLExternalEntityParserCreate CVE-2022-43680 Tenable has extracted the preceding...

MiracleLinux 7 : expat-2.1.0-14.el7 (AXSA:2022-3129:02)

The remote MiracleLinux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2022-3129:02 advisory. expat: Malformed 2- and 3-byte UTF-8 sequences can lead to arbitrary code execution CVE-2022-25235 expat: Namespace-separator characters in...