The tokenizer in QPDF 6.0.0 and 7.0.b1 is recursive for arrays and dictionaries, which allows remote attackers to cause a denial of service (stack consumption and segmentation fault) or possibly have unspecified other impact via a PDF document with a deep data structure, as demonstrated by a crash in QPDFObjectHandle::parseInternal in libqpdf/QPDFObjectHandle.cc.
2017-08-27T15:29:00.200
2025-04-20T01:37:25.860
Deferred
CVSSv3.0: 7.8 (HIGH)
AV:N/AC:M/Au:N/C:P/I:P/A:P
8.6
6.4
Type | Vendor | Product | Version/Range | Vulnerable? |
---|---|---|---|---|
Application | qpdf_project | qpdf | 6.0.0 | Yes |
Application | qpdf_project | qpdf | 7.0.b1 | Yes |