Submeter #94974: imageinfo buffer overflowinformação

Títuloimageinfo buffer overflow
Descriçãoimageinfo project has buffer overflow in the imageinfo.hpp file, attackers can crash software by constructing malicious files.In imageinfo.hpp 497 lines to 509 lines, this loop function didn't safety check offset value, Eventually overflow. The poc url is: https://github.com/10cksYiqiyinHangzhouTechnology/imageinfo_poc The project issue is: https://github.com/xiaozhuai/imageinfo/issues/1#issue-1600041028 Vulnerability function: ```cpp off_t offset = 0; // typedef long _off_t; off_t offset = 0; off_t end = metaLength; while (offset < end) { uint32_t boxSize = buffer.readU32BE(offset); // uint32_t readU32BE; if (buffer.cmpAnyOf(offset + 4, 4, {"iprp", "ipco"})) { end = offset + boxSize; offset += 8; } else if (buffer.cmp(offset + 4, 4, "ispe")) { width = buffer.readU32BE(offset + 12); height = buffer.readU32BE(offset + 16); return true; } else { offset += boxSize; } } ```
Fonte⚠️ https://github.com/10cksYiqiyinHangzhouTechnology/imageinfo_poc
Utilizador
 10cksYiqiyinHangzhouTechnology (UID 41666)
Submissão26/02/2023 13h43 (há 4 anos)
Moderação06/03/2023 08h17 (8 days later)
EstadoAceite
Entrada VulDB222362 [xiaozhuai imageinfo até 3.0.3 imageinfo.hpp Excesso de tampão]
Pontos20

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