WID-SEC-W-2026-0733

csafDEcert_bund

DeutschShown in its original language — a full translation is planned for a future version.

libexpat: Mehrere Schwachstellen ermöglichen Denial of Service

view advisory published 2026-03-15

Ein lokaler Angreifer kann mehrere Schwachstellen in libexpat ausnutzen, um einen Denial of Service Angriff durchzuführen.

01

describes (3)

Related CVEs.

IDseverity exploitable
CVE-2026-32778USmedium5.5—
libexpat before 2.7.5 allows a NULL pointer dereference in the function setContext on retry after an earlier ouf-of-memory condition.
CVE-2026-32777USmedium5.5—
libexpat before 2.7.5 allows an infinite loop while parsing DTD content.
CVE-2026-32776USmedium5.5—
libexpat before 2.7.5 allows a NULL pointer dereference with empty external parameter entity content.
02

references

External citations — patches, advisories, analysis.

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