{
  "cveId": "CVE-2021-31292",
  "url": "https://patchblox.com/security/cve/CVE-2021-31292",
  "summary": "CVE-2021-31292 is fixed in 5 products on 1 platform, first by RHSA-2021:4319, released November 9, 2021. It is not reported as exploited. Patch Radar priority: High.",
  "title": "compat-exiv2-026: Exiv2 is a C\u002B\u002B library to access image metadata, supporting read and write access to the Exif, IPTC and XMP metadata,...",
  "description": "Exiv2 is a C\u002B\u002B library to access image metadata, supporting read and write access to the Exif, IPTC and XMP metadata, Exif MakerNote support, extract and delete methods for Exif thumbnails, classes to access Ifd, and support for various image formats.\n\nSecurity Fix(es):\n\n* exiv2: Integer overflow in CrwMap:encode0x1810 leading to heap-based buffer overflow and DoS (CVE-2021-31292)\n\n* exiv2: Out-of-bounds read in Exiv2::Jp2Image::printStructure (CVE-2021-37618)\n\n* exiv2: Out-of-bounds read in Exiv2::Jp2Image::encodeJp2Header (CVE-2021-37619)\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 Red Hat Enterprise Linux 8.5 Release Notes linked from the References section.",
  "published": "2021-11-09T00:00:00Z",
  "severity": "Moderate",
  "cvss": 7.8,
  "cvssVector": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
  "epss": 0.02555,
  "epssPercentile": 0.85172,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "compat-exiv2-026",
      "release": "RHEL 8",
      "fixedVersion": "0:0.26-6.el8",
      "fix": "RHSA-2021:4319",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-4319",
      "released": "2021-11-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "compat-exiv2-026",
      "release": "almalinux 8",
      "fixedVersion": "0.26-6.el8",
      "fix": "ALSA-2021:4319",
      "url": "https://patchblox.com/security/fix/linux/alsa-2021-4319",
      "released": "2021-11-09T09:00:36Z"
    },
    {
      "platform": "linux",
      "product": "compat-exiv2-026",
      "release": "ol 8",
      "fixedVersion": "0:0.26-6.el8",
      "fix": "ELSA-2021-4319",
      "url": "https://patchblox.com/security/fix/linux/elsa-2021-4319",
      "released": "2021-11-16T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "compat-exiv2-026",
      "release": "rocky 8",
      "fixedVersion": "0:0.26-6.el8",
      "fix": "RLSA-2021:4319",
      "url": "https://patchblox.com/security/fix/linux/rlsa-2021-4319",
      "released": "2021-11-09T09:00:36Z"
    },
    {
      "platform": "linux",
      "product": "exiv2",
      "release": "RHEL 8",
      "fixedVersion": "0:0.27.4-5.el8",
      "fix": "RHSA-2021:4173",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-4173",
      "released": "2021-11-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "exiv2",
      "release": "almalinux 8",
      "fixedVersion": "0.27.4-5.el8",
      "fix": "ALSA-2021:4173",
      "url": "https://patchblox.com/security/fix/linux/alsa-2021-4173",
      "released": "2021-11-09T08:31:22Z"
    },
    {
      "platform": "linux",
      "product": "exiv2",
      "release": "rocky 8",
      "fixedVersion": "0:0.27.4-5.el8",
      "fix": "RLSA-2021:4173",
      "url": "https://patchblox.com/security/fix/linux/rlsa-2021-4173",
      "released": "2021-11-09T08:31:22Z"
    },
    {
      "platform": "linux",
      "product": "exiv2-devel",
      "release": "RHEL 8",
      "fixedVersion": "0:0.27.4-5.el8",
      "fix": "RHSA-2021:4173",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-4173",
      "released": "2021-11-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "exiv2-devel",
      "release": "almalinux 8",
      "fixedVersion": "0.27.4-5.el8",
      "fix": "ALSA-2021:4173",
      "url": "https://patchblox.com/security/fix/linux/alsa-2021-4173",
      "released": "2021-11-09T08:31:22Z"
    },
    {
      "platform": "linux",
      "product": "exiv2-doc",
      "release": "RHEL 8",
      "fixedVersion": "0:0.27.4-5.el8",
      "fix": "RHSA-2021:4173",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-4173",
      "released": "2021-11-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "exiv2-doc",
      "release": "almalinux 8",
      "fixedVersion": "0.27.4-5.el8",
      "fix": "ALSA-2021:4173",
      "url": "https://patchblox.com/security/fix/linux/alsa-2021-4173",
      "released": "2021-11-09T08:31:22Z"
    },
    {
      "platform": "linux",
      "product": "exiv2-libs",
      "release": "RHEL 8",
      "fixedVersion": "0:0.27.4-5.el8",
      "fix": "RHSA-2021:4173",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2021-4173",
      "released": "2021-11-09T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "exiv2-libs",
      "release": "almalinux 8",
      "fixedVersion": "0.27.4-5.el8",
      "fix": "ALSA-2021:4173",
      "url": "https://patchblox.com/security/fix/linux/alsa-2021-4173",
      "released": "2021-11-09T08:31:22Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-09T01:18:40Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}