[Security] Heap out-of-bounds write in PYC marshal ASCII object reader via 32-bit size overflow · Issue #26222 · radareorg/radare2 · GitHub

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Article IDNo stable ID in source URL

Verified snapshot26 Sept 2026, 14:36 UTC

Linked CVEs1

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CVE-2026-81878radare2: Integer overflow causes heap out-of-bounds write in radare2 PYC parser

Source and provenance

Original title: [Security] Heap out-of-bounds write in PYC marshal ASCII object reader via 32-bit size overflow · Issue #26222 · radareorg/radare2 · GitHub. Captured 26 Sept 2026, 14:36 UTC. The stored article is used for enrichment and change detection; BlackTree does not republish the publisher's full text here.

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