High7.8Red Hat Linux Updated

Heap buffer overflow in exception serialization

CVE-2026-54896 Published Jun 30, 2026Updated by vendor Jun 30, 2026

CVE-2026-54896

Affected products & platforms

Red Hat LinuxUnclassified

Open vendor advisory

Summary

Heap buffer overflow in exception serialization. Red Hat rates this important (CVSS 7.8). Weakness: CWE-787.

Affected versions

< 3.17.2

Official advisory · high-confidence parse· fetched 7 hours ago·verify at source

Fixed versions

3.17.2

Official advisory · high-confidence parse· fetched 7 hours ago·verify at source

Mitigation

Mitigation steps weren't captured by the parser for this advisory — this is a parsing gap, not a statement that no fix exists. Read the vendor advisory below for the authoritative guidance.

Official advisory · high-confidence parse· fetched 7 hours ago·verify at source

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