118 matches found
Oracle Linux 8 : ELSA-2026-64809-0: / expat (ELSA-2026-648090)
The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-648090 advisory. - Fix CVE-2026-56132: out-of-bound scaffolding index store in doProlog - Fix CVE-2026-50219 Tenable has extracted the preceding description block...
expat security update
2.5.0-2.2 - Fix CVE-2026-56132: out-of-bound scaffolding index store in doProlog - Resolves: RHEL-221012 2.5.0-2.1 - Fix CVE-2026-50219 - Resolves: RHEL-220979...
expat security update
2.7.3-59 - Fix CVE-2026-56132: out-of-bound scaffolding index store in doProlog 2.7.3-58 - Fix CVE-2026-50219: forbid XMLParserFree/Reset from handlers 2.7.3-57 - expat: backport CVE-2026-45186 fix attribute collision check DoS 2.7.3-56 - Rebase to 2.7.3 and add VCS tag Thu Jun 05 2025...
expat security update
2.5.0-6.3 - Fix CVE-2026-56132: out-of-bound scaffolding index store in doProlog - Resolves: RHEL-221014 2.5.0-6.2 - Fix CVE-2026-50219 - Resolves: RHEL-220981...
Astra Linux – Vulnerabilities in Firefox, Thunderbird, and Expat
Expat also known as libexpat before version 2.4.4 has an integer overflow in the doProlog function...
Astra Linux – Vulnerabilities in Firefox, Thunderbird, Expat, LibXMLTok
In doProlog, within xmlparse.c of the Expat library also known as libexpat, there is an integer overflow issue related to mgroupSize before version 2.4.3...
ANT-2026-X3EB6DN3 · expat · heap-buffer-overflow
heap-buffer-overflow medium CVE-2026-56132 GHSA-425r-vwq2-26qv Severity Claude high · Security research firm high · Maintainer medium Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Trail of Bits. ANT-2026-X3EB6DN3...
Unity Linux 20.1070e Security Update: expat (UTSA-2026-099471)
The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-099471 advisory. In libexpat before 2.8.2, there is a heap-based buffer overflow in doProlog in xmlparse.c because scaffold backing array reallocation is mishandled when there is...
Unity Linux 20.1070e Security Update: expat (UTSA-2026-099452)
The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-099452 advisory. libexpat before 2.8.2 has an integer overflow in doProlog that is related to storeEntityValue and entity textLen. Tenable has extracted the preceding description blo...
JLSEC-2026-1226
In libexpat before 2.8.2, there is a heap-based buffer overflow in doProlog in xmlparse.c because scaffold backing array reallocation is mishandled when there is data-structure sharing across parsers...
JLSEC-2026-1231
libexpat before 2.8.2 has an integer overflow in doProlog that is related to storeEntityValue and entity textLen...
expat: Fix of CVE-2026-56407
CVE-2026-56407: signed integer overflow in doProlog when an internal entity value longer than INTMAX XMLChars truncates ENTITY.textLen to a negative length...
libexpat: libexpat: Arbitrary code execution due to integer overflow
An integer overflow exists in libexpat's doProlog function due to improper handling of entity value lengths. A local attacker could exploit this to execute arbitrary code or access sensitive system data...
Amazon Linux 2 : expat, --advisory ALAS2-2026-3495 (ALAS-2026-3495)
The version of expat installed on the remote host is prior to 2.1.0-15. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2026-3495 advisory. In libexpat before 2.8.2, there is a heap-based buffer overflow in doProlog in xmlparse.c because scaffold backing array reallocatio...
Important: expat
Issue Overview: In libexpat before 2.8.2, there is a heap-based buffer overflow in doProlog in xmlparse.c because scaffold backing array reallocation is mishandled when there is data-structure sharing across parsers. CVE-2026-56132 Affected Packages: expat Note: This advisory is applicable to...
Important: expat
Issue Overview: In libexpat before 2.8.2, there is a heap-based buffer overflow in doProlog in xmlparse.c because scaffold backing array reallocation is mishandled when there is data-structure sharing across parsers. CVE-2026-56132 Affected Packages: expat Issue Correction: Run dnf update expat...
OESA-2026-2857 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: libexpat before 2.8.2 lacks handler call depth tracking for calls to XMLResumeParser from within handlers in cases of a poli...
In libexpat before 2.8.2, there is a heap-based buffer overflow in doProlog in xmlparse.c because scaffold backing array reallocation is mishandled when there is data-structure sharing across parsers.
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