OpenJPH through 0.32.0 Heap Out-of-Bounds Write in HTJ2K Cleanup-Pass Decoder

These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.

CVE-2026-111151 · Microsoft / collected KEV context

cve-program · CVE-2026-111151

• https://hackmd.io/@haind-pwn/openjph-htj2k-degenerate-codeblock-cleanup-oob-write
• https://github.com/aous72/OpenJPH/blob/23c422895ce6c3a156935222e4715ee0b7be952c/src/core/codestream/ojph_subband.cpp#L136-L142
• https://github.com/aous72/OpenJPH/blob/23c422895ce6c3a156935222e4715ee0b7be952c/src/core/codestream/ojph_codeblock.cpp#L79-L84
• https://github.com/aous72/OpenJPH/blob/23c422895ce6c3a156935222e4715ee0b7be952c/src/core/coding/ojph_block_decoder32.cpp#L1135-L1155
• https://github.com/aous72/OpenJPH
• https://www.vulncheck.com/advisories/openjph-through-0.32.0-heap-out-of-bounds-write-in-htj2k-cleanup-pass-decoder

No related operational record is retained in the current change model.