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Exiv2 0.26 misuses the realpath function on POSIX platforms (other than Apple platforms) where glibc is not used, possibly leading to a buffer overflow.","status":"published","published":"2018-07-17T12:29:00.293Z","modified":"2026-10-23T18:02:59.100101413Z","cvss":[{"version":"3.0","score":8.1,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:45:30.290351Z"},{"id":"PYSEC-2018-134","description":"samples/geotag.cpp in the example code of Exiv2 0.26 misuses the realpath function on POSIX platforms (other than Apple platforms) where glibc is not used, possibly leading to a buffer overflow.","status":"withdrawn","published":"2018-07-17T12:29:00Z","modified":"2025-10-09T05:31:45.810028Z","cvss":[{"version":"3.0","score":8.1,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:52:51.645172Z"},{"id":"RHSA-2020:1577","title":"Red Hat Security Advisory: exiv2 security, bug fix, and enhancement update","status":"published","published":"2024-09-16T02:58:35Z","modified":"2026-06-27T10:09:52Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:07.072948Z"},{"id":"RLSA-2020:1577","title":"Moderate: exiv2 security, bug fix, and enhancement update","description":"The exiv2 packages provide a command line utility which can display and manipulate image metadata such as EXIF, LPTC, and JPEG comments.\n\nThe following packages have been upgraded to a later upstream version: exiv2 (0.27.2). (BZ#1651917)\n\nSecurity Fix(es):\n\n* exiv2: infinite loop and hang in Jp2Image::readMetadata() in jp2image.cpp could lead to DoS (CVE-2019-20421)\n\n* exiv2: null pointer dereference in the Exiv2::DataValue::toLong function in value.cpp (CVE-2017-18005)\n\n* exiv2: Excessive memory allocation in Exiv2::Jp2Image::readMetadata function in jp2image.cpp (CVE-2018-4868)\n\n* exiv2: assertion failure in BigTiffImage::readData in bigtiffimage.cpp (CVE-2018-9303)\n\n* exiv2: divide by zero in BigTiffImage::printIFD in bigtiffimage.cpp (CVE-2018-9304)\n\n* exiv2: out of bounds read in IptcData::printStructure in iptc.c (CVE-2018-9305)\n\n* exiv2: OOB read in pngimage.cpp:tEXtToDataBuf() allows for crash via crafted file (CVE-2018-10772)\n\n* exiv2: information leak via a crafted file (CVE-2018-11037)\n\n* exiv2: buffer overflow in samples/geotag.cpp (CVE-2018-14338)\n\n* exiv2: heap-based buffer overflow in Exiv2::d2Data in types.cpp (CVE-2018-17229)\n\n* exiv2: heap-based buffer overflow in Exiv2::ul2Data in types.cpp (CVE-2018-17230)\n\n* exiv2: NULL pointer dereference in Exiv2::DataValue::copy in value.cpp leading to application crash (CVE-2018-17282)\n\n* exiv2: Stack overflow in CiffDirectory::readDirectory() at crwimage_int.cpp leading to denial of service (CVE-2018-17581)\n\n* exiv2: infinite loop in Exiv2::Image::printIFDStructure function in image.cpp (CVE-2018-18915)\n\n* exiv2: heap-based buffer over-read in Exiv2::IptcParser::decode in iptc.cpp (CVE-2018-19107)\n\n* exiv2: infinite loop in Exiv2::PsdImage::readMetadata in psdimage.cpp (CVE-2018-19108)\n\n* exiv2: heap-based buffer over-read in PngChunk::readRawProfile in pngchunk_int.cpp (CVE-2018-19535)\n\n* exiv2: NULL pointer dereference in Exiv2::isoSpeed in easyaccess.cpp (CVE-2018-19607)\n\n* exiv2: Heap-based buffer over-read in Exiv2::tEXtToDataBuf function resulting in a denial of service (CVE-2018-20096)\n\n* exiv2: Segmentation fault in Exiv2::Internal::TiffParserWorker::findPrimaryGroups function (CVE-2018-20097)\n\n* exiv2: Heap-based buffer over-read in Exiv2::Jp2Image::encodeJp2Header resulting in a denial of service (CVE-2018-20098)\n\n* exiv2: Infinite loop in Exiv2::Jp2Image::encodeJp2Header resulting in a denial of service (CVE-2018-20099)\n\n* exiv2: infinite recursion in Exiv2::Image::printTiffStructure in file image.cpp resulting in denial of service (CVE-2019-9143)\n\n* exiv2: denial of service in PngImage::readMetadata (CVE-2019-13109)\n\n* exiv2: integer overflow in WebPImage::decodeChunks leads to denial of service (CVE-2019-13111)\n\n* exiv2: uncontrolled memory allocation in PngChunk::parseChunkContent causing denial of service (CVE-2019-13112)\n\n* exiv2: invalid data location in CRW image file causing denial of service (CVE-2019-13113)\n\n* exiv2: null-pointer dereference in http.c causing denial of service (CVE-2019-13114)\n\n* exiv2: out of bounds read in IptcData::printStructure in iptc.c (CVE-2018-9306)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n\nAdditional Changes:\n\nFor detailed information on changes in this release, see the Rocky Linux 8.2 Release Notes linked from the References section.","status":"published","published":"2020-04-28T08:52:31Z","modified":"2026-02-05T10:00:10.583135Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:23.969672Z"},{"id":"ALSA-2020:1577","title":"Moderate: exiv2 security, bug fix, and enhancement update","description":"The exiv2 packages provide a command line utility which can display and manipulate image metadata such as EXIF, LPTC, and JPEG comments.\n\nThe following packages have been upgraded to a later upstream version: exiv2 (0.27.2). (BZ#1651917)\n\nSecurity Fix(es):\n\n* exiv2: infinite loop and hang in Jp2Image::readMetadata() in jp2image.cpp could lead to DoS (CVE-2019-20421)\n\n* exiv2: null pointer dereference in the Exiv2::DataValue::toLong function in value.cpp (CVE-2017-18005)\n\n* exiv2: Excessive memory allocation in Exiv2::Jp2Image::readMetadata function in jp2image.cpp (CVE-2018-4868)\n\n* exiv2: assertion failure in BigTiffImage::readData in bigtiffimage.cpp (CVE-2018-9303)\n\n* exiv2: divide by zero in BigTiffImage::printIFD in bigtiffimage.cpp (CVE-2018-9304)\n\n* exiv2: out of bounds read in IptcData::printStructure in iptc.c (CVE-2018-9305)\n\n* exiv2: OOB read in pngimage.cpp:tEXtToDataBuf() allows for crash via crafted file (CVE-2018-10772)\n\n* exiv2: information leak via a crafted file (CVE-2018-11037)\n\n* exiv2: buffer overflow in samples/geotag.cpp (CVE-2018-14338)\n\n* exiv2: heap-based buffer overflow in Exiv2::d2Data in types.cpp (CVE-2018-17229)\n\n* exiv2: heap-based buffer overflow in Exiv2::ul2Data in types.cpp (CVE-2018-17230)\n\n* exiv2: NULL pointer dereference in Exiv2::DataValue::copy in value.cpp leading to application crash (CVE-2018-17282)\n\n* exiv2: Stack overflow in CiffDirectory::readDirectory() at crwimage_int.cpp leading to denial of service (CVE-2018-17581)\n\n* exiv2: infinite loop in Exiv2::Image::printIFDStructure function in image.cpp (CVE-2018-18915)\n\n* exiv2: heap-based buffer over-read in Exiv2::IptcParser::decode in iptc.cpp (CVE-2018-19107)\n\n* exiv2: infinite loop in Exiv2::PsdImage::readMetadata in psdimage.cpp (CVE-2018-19108)\n\n* exiv2: heap-based buffer over-read in PngChunk::readRawProfile in pngchunk_int.cpp (CVE-2018-19535)\n\n* exiv2: NULL pointer dereference in Exiv2::isoSpeed in easyaccess.cpp (CVE-2018-19607)\n\n* exiv2: Heap-based buffer over-read in Exiv2::tEXtToDataBuf function resulting in a denial of service (CVE-2018-20096)\n\n* exiv2: Segmentation fault in Exiv2::Internal::TiffParserWorker::findPrimaryGroups function (CVE-2018-20097)\n\n* exiv2: Heap-based buffer over-read in Exiv2::Jp2Image::encodeJp2Header resulting in a denial of service (CVE-2018-20098)\n\n* exiv2: Infinite loop in Exiv2::Jp2Image::encodeJp2Header resulting in a denial of service (CVE-2018-20099)\n\n* exiv2: infinite recursion in Exiv2::Image::printTiffStructure in file image.cpp resulting in denial of service (CVE-2019-9143)\n\n* exiv2: denial of service in PngImage::readMetadata (CVE-2019-13109)\n\n* exiv2: integer overflow in WebPImage::decodeChunks leads to denial of service (CVE-2019-13111)\n\n* exiv2: uncontrolled memory allocation in PngChunk::parseChunkContent causing denial of service (CVE-2019-13112)\n\n* exiv2: invalid data location in CRW image file causing denial of service (CVE-2019-13113)\n\n* exiv2: null-pointer dereference in http.c causing denial of service (CVE-2019-13114)\n\n* exiv2: out of bounds read in IptcData::printStructure in iptc.c (CVE-2018-9306)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n\nAdditional Changes:\n\nFor detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.","status":"published","published":"2020-04-28T08:52:31Z","modified":"2026-11-05T12:15:05.029652576Z","updated_at":"2026-11-05T13:30:00.949926Z"}]}}