title: Red Hat Security Advisory: exiv2 security, bug fix, and enhancement update
description: exiv2: heap-buffer-overflow in Exiv2::IptcData::printStructure in src/iptc.cpp exiv2: Excessive memory allocation in Exiv2::Jp2Image::readMetadata function in jp2image.cpp exiv2: out-of-bounds read in Exiv2::Internal::stringFormat image.cpp exiv2: invalid memory access in Exiv2::Internal::printCsLensFFFF function in canonmn_int.cpp exiv2: out of bounds read in IptcData::printStructure in iptc.c exiv2: OOB read in pngimage.cpp:tEXtToDataBuf() allows for crash via crafted file exiv2: SIGABRT caused by memory allocation in types.cpp:Exiv2::Internal::PngChunk::zlibUncompress() exiv2: SIGABRT by triggering an incorrect Safe::add call exiv2: heap-based buffer over-read in parseTXTChunk function exiv2: information leak via a crafted file exiv2: integer overflow in getData function in preview.cpp exiv2: integer overflow in the LoaderExifJpeg class in preview.cpp exiv2: heap-based buffer over-read in WebPImage::decodeChunks in webpimage.cpp exiv2: NULL pointer dereference in Exiv2::DataValue::copy in value.cpp leading to application crash exiv2: Stack overflow in CiffDirectory::readDirectory() at crwimage_int.cpp leading to denial of service exiv2: infinite loop in Exiv2::Image::printIFDStructure function in image.cpp exiv2: heap-based buffer over-read in Exiv2::IptcParser::decode in iptc.cpp exiv2: infinite loop in Exiv2::PsdImage::readMetadata in psdimage.cpp exiv2: heap-based buffer over-read in PngChunk::readRawProfile in pngchunk_int.cpp exiv2: NULL pointer dereference in Exiv2::isoSpeed in easyaccess.cpp exiv2: Heap-based buffer over-read in Exiv2::tEXtToDataBuf function resulting in a denial of service exiv2: Segmentation fault in Exiv2::Internal::TiffParserWorker::findPrimaryGroups function exiv2: Heap-based buffer over-read in Exiv2::Jp2Image::encodeJp2Header resulting in a denial of service exiv2: Infinite loop in Exiv2::Jp2Image::encodeJp2Header resulting in a denial of service exiv2: infinite recursion in Exiv2::Image::printTiffStructure in file image.cpp resulting in denial of service
cpes: cpe:/o:redhat:enterprise_linux:7::client cpe:/o:redhat:enterprise_linux:7::computenode cpe:/o:redhat:enterprise_linux:7::server cpe:/o:redhat:enterprise_linux:7::workstation