UBUNTU-CVE-2018-18457

The function DCTStream::readScan in Stream.cc in Xpdf 4.00 allows remote attackers to cause a denial of service NULL pointer dereference via a crafted pdf file, as demonstrated by pdftoppm...

DEBIAN-CVE-2018-18455

The GfxImageColorMap class in GfxState.cc in Xpdf 4.00 allows remote attackers to cause a denial of service heap-based buffer over-read via a crafted pdf file, as demonstrated by pdftoppm...

Null pointer dereference

The function DCTStream::readScan in Stream.cc in Xpdf 4.00 allows remote attackers to cause a denial of service NULL pointer dereference via a crafted pdf file, as demonstrated by pdftoppm...

CVE-2018-18458

The function DCTStream::decodeImage in Stream.cc in Xpdf 4.00 allows remote attackers to cause a denial of service NULL pointer dereference via a crafted pdf file, as demonstrated by pdftoppm...

UBUNTU-CVE-2018-18456

The function Object::isName in Object.h called from Gfx::opSetFillColorN in Xpdf 4.00 allows remote attackers to cause a denial of service stack-based buffer over-read via a crafted pdf file, as demonstrated by pdftoppm...

DEBIAN-CVE-2018-18456

The function Object::isName in Object.h called from Gfx::opSetFillColorN in Xpdf 4.00 allows remote attackers to cause a denial of service stack-based buffer over-read via a crafted pdf file, as demonstrated by pdftoppm...

CVE-2018-18459

The function DCTStream::getBlock in Stream.cc in Xpdf 4.00 allows remote attackers to cause a denial of service NULL pointer dereference via a crafted pdf file, as demonstrated by pdftoppm...

DEBIAN-CVE-2018-18459

The function DCTStream::getBlock in Stream.cc in Xpdf 4.00 allows remote attackers to cause a denial of service NULL pointer dereference via a crafted pdf file, as demonstrated by pdftoppm...

CVE-2018-18455

The GfxImageColorMap class in GfxState.cc in Xpdf 4.00 allows remote attackers to cause a denial of service heap-based buffer over-read via a crafted pdf file, as demonstrated by pdftoppm...

CVE-2018-18457

The function DCTStream::readScan in Stream.cc in Xpdf 4.00 allows remote attackers to cause a denial of service NULL pointer dereference via a crafted pdf file, as demonstrated by pdftoppm...

CVE-2018-18454

CCITTFaxStream::readRow in Stream.cc in Xpdf 4.00 allows remote attackers to cause a denial of service heap-based buffer over-read via a crafted pdf file, as demonstrated by pdftoppm...

CVE-2018-18456

The function Object::isName in Object.h called from Gfx::opSetFillColorN in Xpdf 4.00 allows remote attackers to cause a denial of service stack-based buffer over-read via a crafted pdf file, as demonstrated by pdftoppm...

CVE-2018-18457

The function DCTStream::readScan in Stream.cc in Xpdf 4.00 allows remote attackers to cause a denial of service NULL pointer dereference via a crafted pdf file, as demonstrated by pdftoppm...

CVE-2018-18455

The GfxImageColorMap class in GfxState.cc in Xpdf 4.00 allows remote attackers to cause a denial of service heap-based buffer over-read via a crafted pdf file, as demonstrated by pdftoppm...

CVE-2018-18458

The function DCTStream::decodeImage in Stream.cc in Xpdf 4.00 allows remote attackers to cause a denial of service NULL pointer dereference via a crafted pdf file, as demonstrated by pdftoppm...

CVE-2018-18459

The function DCTStream::getBlock in Stream.cc in Xpdf 4.00 allows remote attackers to cause a denial of service NULL pointer dereference via a crafted pdf file, as demonstrated by pdftoppm...

CVE-2018-18455

The vulnerability (CVE-2018-18455) affects Xpdf 4.00, specifically the GfxImageColorMap class in GfxState.cc. A crafted PDF file can trigger a heap-based buffer over-read, leading to denial of service (as demonstrated by pdftoppm). The description is corroborated across multiple connected sources...

CVE-2018-18454

CCITTFaxStream::readRow in Stream.cc in Xpdf 4.00 allows remote attackers to cause a denial of service heap-based buffer over-read via a crafted pdf file, as demonstrated by pdftoppm...

CVE-2018-18458

The function DCTStream::decodeImage in Stream.cc in Xpdf 4.00 allows remote attackers to cause a denial of service NULL pointer dereference via a crafted pdf file, as demonstrated by pdftoppm...

CVE-2018-18454

CVE-2018-18454 is a vulnerability in Xpdf/Poppler where CCITTFaxStream::readRow() in Stream.cc (Xpdf 4.00) can crash or exhaust memory via a crafted PDF, enabling a heap-based buffer over-read and denial of service. Connected advisories cite multiple affected builds (Xpdf 4.00, 4.01.01; Poppler 0...