Xpdf
CVE-2022-38171
HIGH
Severity by source
AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Lifecycle Timeline
1DescriptionNVD
Xpdf prior to version 4.04 contains an integer overflow in the JBIG2 decoder (JBIG2Stream::readTextRegionSeg() in JBIG2Stream.cc). Processing a specially crafted PDF file or JBIG2 image could lead to a crash or the execution of arbitrary code. This is similar to the vulnerability described by CVE-2021-30860 (Apple CoreGraphics).
AnalysisAI
Xpdf prior to version 4.04 contains an integer overflow in the JBIG2 decoder (JBIG2Stream::readTextRegionSeg() in JBIG2Stream.cc). Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity.
Technical ContextAI
This vulnerability is classified as Integer Overflow (CWE-190), which allows attackers to cause unexpected behavior through arithmetic overflow. Xpdf prior to version 4.04 contains an integer overflow in the JBIG2 decoder (JBIG2Stream::readTextRegionSeg() in JBIG2Stream.cc). Processing a specially crafted PDF file or JBIG2 image could lead to a crash or the execution of arbitrary code. This is similar to the vulnerability described by CVE-2021-30860 (Apple CoreGraphics). Affected products include: Xpdfreader Xpdf, Freedesktop Poppler. Version information: version 4.04.
RemediationAI
A vendor patch is available. Apply the latest security update as soon as possible. Validate arithmetic operations, use safe integer libraries, check bounds before allocation.
There is a use-after-free issue in JBIG2Stream::close() located in JBIG2Stream.cc in Xpdf 4.04. Rated high severity (CVS
XPDF 4.04 is vulnerable to Null Pointer Dereference in FoFiType1C.cc:2393. Rated high severity (CVSS 7.8), this vulnerab
XPDF commit ffaf11c was discovered to contain a heap-buffer overflow via DCTStream::lookChar() at /xpdf/Stream.cc. Rated
XPDF commit ffaf11c was discovered to contain a heap-buffer overflow via DCTStream::readScan() at /xpdf/Stream.cc. Rated
XPDF commit ffaf11c was discovered to contain a global-buffer overflow via Lexer::getObj(Object*) at /xpdf/Lexer.cc. Rat
XPDF commit ffaf11c was discovered to contain a heap-buffer overflow via DCTStream::getChar() at /xpdf/Stream.cc. Rated
XPDF commit ffaf11c was discovered to contain a heap-buffer overflow via DCTStream::readHuffSym(DCTHuffTable*) at /xpdf/
XPDF commit ffaf11c was discovered to contain a heap-buffer overflow via DCTStream::transformDataUnit at /xpdf/Stream.cc
XPDF commit ffaf11c was discovered to contain a stack overflow via __asan_memcpy at asan_interceptors_memintrinsics.cpp.
XPDF v4.04 was discovered to contain a stack overflow vulnerability via the Object::Copy class of object.cc files. Rated
There is an invalid memory access in the TextLine class in TextOutputDev.cc in Xpdf 4.0.4 because the text extractor mis
There is an invalid memory access in the function fprintf located in Error.cc in Xpdf 4.0.2. Rated high severity (CVSS 7
Same weakness CWE-190 – Integer Overflow or Wraparound
View allSame technique Integer Overflow
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External POC / Exploit Code
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