{"id":"CVE-2021-31292","aliases":["ALSA-2021:4173","ALSA-2021:4319","DEBIAN-CVE-2021-31292","DLA-2750-1","DSA-4958-1","EUVD-2021-0073","GHSA-6558-x489-9qhw","OESA-2021-1451","OESA-2022-1955","OESA-2022-2044","PYSEC-2021-877","RHSA-2021:4173","RHSA-2021:4319","RLSA-2021:4173","RLSA-2021:4319","SUSE-SU-2022:3598-1"],"status":"published","title":"An integer overflow in CrwMap::encode0x1810 of Exiv2 0.27.3 allows attackers to trigger a heap...","description":"An integer overflow in CrwMap::encode0x1810 of Exiv2 0.27.3 allows attackers to trigger a heap-based buffer overflow and cause a denial of service (DOS) via crafted 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advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-29458","tags":["advisory"]},{"url":"https://github.com/Exiv2/exiv2/security/advisories/GHSA-57jj-75fm-9rq5","tags":["article"]},{"url":"https://access.redhat.com/security/cve/CVE-2021-29463","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-29463","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-29463","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2021-29464","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-29464","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-29464","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2021-29470","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-29470","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-29470","tags":["advisory"]},{"url":"https://github.com/Exiv2/exiv2/security/advisories/GHSA-8949-hhfh-j7rj","tags":["article"]},{"url":"https://access.redhat.com/security/cve/CVE-2021-29473","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-29473","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-29473","tags":["advisory"]},{"url":"https://github.com/Exiv2/exiv2/security/advisories/GHSA-7569-phvm-vwc2","tags":["article"]},{"url":"https://access.redhat.com/security/cve/CVE-2021-29623","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-29623","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-29623","tags":["advisory"]},{"url":"https://github.com/Exiv2/exiv2/security/advisories/GHSA-6253-qjwm-3q4v","tags":["article"]},{"url":"https://access.redhat.com/security/cve/CVE-2021-31292","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-31292","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2021-32617","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-32617","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-32617","tags":["advisory"]},{"url":"https://github.com/Exiv2/exiv2/security/advisories/GHSA-w8mv-g8qq-36mj","tags":["article"]},{"url":"https://access.redhat.com/security/cve/CVE-2021-37618","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-37618","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2021-37619","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-37619","tags":["advisory"]},{"url":"https://access.redhat.com/errata/RHSA-2021:4319","tags":["advisory"]},{"url":"https://security.access.redhat.com/data/csaf/v2/advisories/2021/rhsa-2021_4319.json","tags":["advisory"]},{"url":"https://errata.rockylinux.org/RLSA-2021:4173","tags":["advisory"]},{"url":"https://errata.rockylinux.org/RLSA-2021:4319","tags":["advisory"]},{"url":"https://www.suse.com/support/update/announcement/2022/suse-su-20223598-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1076579","tags":["report"]},{"url":"https://bugzilla.suse.com/1086798","tags":["report"]},{"url":"https://bugzilla.suse.com/1086810","tags":["report"]},{"url":"https://bugzilla.suse.com/1092096","tags":["report"]},{"url":"https://bugzilla.suse.com/1114690","tags":["report"]},{"url":"https://bugzilla.suse.com/1185447","tags":["report"]},{"url":"https://bugzilla.suse.com/1186192","tags":["report"]},{"url":"https://bugzilla.suse.com/1188733","tags":["report"]},{"url":"https://bugzilla.suse.com/1188756","tags":["report"]},{"url":"https://bugzilla.suse.com/1189330","tags":["report"]},{"url":"https://bugzilla.suse.com/1189331","tags":["report"]},{"url":"https://bugzilla.suse.com/1189332","tags":["report"]},{"url":"https://bugzilla.suse.com/1189333","tags":["report"]},{"url":"https://bugzilla.suse.com/1189636","tags":["report"]},{"url":"https://bugzilla.suse.com/1189780","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2018-10772","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-18915","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-5772","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-8976","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-8977","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-18898","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-18899","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-29470","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-31291","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-31292","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-32617","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-37618","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-37619","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-37620","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-37621","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2021-31292","description":"An integer overflow in CrwMap::encode0x1810 of Exiv2 0.27.3 allows attackers to trigger a heap-based buffer overflow and cause a denial of service (DOS) via crafted metadata.","status":"published","published":"2021-07-26T00:00:00Z","modified":"2024-08-03T22:55:53.511Z","updated_at":"2026-11-02T14:33:05.331617Z"}],"euvd":[{"id":"EUVD-2021-0073","description":"An integer overflow in CrwMap::encode0x1810 of Exiv2 0.27.3 allows attackers to trigger a heap-based buffer overflow and cause a denial of service (DOS) via crafted metadata.","status":"published","published":"2021-07-26T00:00:00Z","modified":"2024-08-03T22:55:53Z","updated_at":"2026-11-03T03:24:40.11662Z"}],"ghsa":[{"id":"GHSA-6558-x489-9qhw","title":"An integer overflow in CrwMap::encode0x1810 of Exiv2 0.27.3 allows attackers to trigger a heap...","description":"An integer overflow in CrwMap::encode0x1810 of Exiv2 0.27.3 allows attackers to trigger a heap-based buffer overflow and cause a denial of service (DOS) via crafted metadata.","status":"published","published":"2022-05-24T19:09:12Z","modified":"2023-01-30T05:01:10Z","cwes":["CWE-190"],"updated_at":"2026-11-02T14:46:21.093669Z"}],"nvd":[{"id":"CVE-2021-31292","description":"An integer overflow in CrwMap::encode0x1810 of Exiv2 0.27.3 allows attackers to trigger a heap-based buffer overflow and cause a denial of service (DOS) via crafted metadata.","status":"published","published":"2021-07-26T17:15:07.963Z","modified":"2026-06-17T03:51:32.063Z","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","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-190"],"updated_at":"2026-11-02T14:06:56.185362Z"}],"osv":[{"id":"CVE-2021-31292","description":"An integer overflow in CrwMap::encode0x1810 of Exiv2 0.27.3 allows attackers to trigger a heap-based buffer overflow and cause a denial of service (DOS) via crafted metadata.","status":"published","published":"2021-07-26T17:15:07.963Z","modified":"2026-10-20T10:54:39.723618043Z","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":"2026-11-02T15:44:19.483607Z"},{"id":"DEBIAN-CVE-2021-31292","description":"An integer overflow in CrwMap::encode0x1810 of Exiv2 0.27.3 allows attackers to trigger a heap-based buffer overflow and cause a denial of service (DOS) via crafted metadata.","status":"published","published":"2021-07-26T17:15:07.963Z","modified":"2026-10-23T18:03:13.436600832Z","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":"2026-11-02T15:45:34.94143Z"},{"id":"OESA-2021-1451","title":"exiv2 security update","description":"Exiv2 is a Cross-platform C++ library and a command line utility to manage image metadata. It provides fast and easy read and write access to the Exif, IPTC and XMP metadata and the ICC Profile embedded within digital images in various formats.\r\n\r\nSecurity Fix(es):\r\n\r\nAn integer overflow in Exiv2 through 0.27.1 allows an attacker to cause a denial of service (SIGSEGV) via a crafted PNG image file, because PngImage::readMetadata mishandles a zero value for iccOffset.(CVE-2019-13108)\r\n\r\nThere is an out-of-bounds read in Exiv2::MrwImage::readMetadata in mrwimage.cpp in Exiv2 through 0.27.2.(CVE-2019-13504)\r\n\r\nExiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. A null pointer dereference was found in Exiv2 versions v0.27.4 and earlier. The null pointer dereference is triggered when Exiv2 is used to print the metadata of a crafted image file. An attacker could potentially exploit the vulnerability to cause a denial of service, if they can trick the victim into running Exiv2 on a crafted image file. Note that this bug is only triggered when printing the interpreted (translated) data, which is a less frequently used Exiv2 operation that requires an extra command line option (`-p t` or `-P t`). The bug is fixed in version v0.27.5.(CVE-2021-37616)\r\n\r\nExiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. A null pointer dereference was found in Exiv2 versions v0.27.4 and earlier. The null pointer dereference is triggered when Exiv2 is used to print the metadata of a crafted image file. An attacker could potentially exploit the vulnerability to cause a denial of service, if they can trick the victim into running Exiv2 on a crafted image file. Note that this bug is only triggered when printing the interpreted (translated) data, which is a less frequently used Exiv2 operation that requires an extra command line option (`-p t` or `-P t`). The bug is fixed in version v0.27.5.(CVE-2021-37615)\r\n\r\nExiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. The assertion failure is triggered when Exiv2 is used to modify the metadata of a crafted image file. An attacker could potentially exploit the vulnerability to cause a denial of service, if they can trick the victim into running Exiv2 on a crafted image file. Note that this bug is only triggered when modifying the metadata, which is a less frequently used Exiv2 operation than reading the metadata. For example, to trigger the bug in the Exiv2 command-line application, you need to add an extra command-line argument such as `fi`. ### Patches The bug is fixed in version v0.27.5. ### References Regression test and bug fix: #1739 ### For more information Please see our [security policy](https://github.com/Exiv2/exiv2/security/policy) for information about Exiv2 security.(CVE-2021-32815)\r\n\r\nExiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. An infinite loop was found in Exiv2 versions v0.27.4 and earlier. The infinite loop is triggered when Exiv2 is used to modify the metadata of a crafted image file. An attacker could potentially exploit the vulnerability to cause a denial of service, if they can trick the victim into running Exiv2 on a crafted image file. Note that this bug is only triggered when deleting the IPTC data, which is a less frequently used Exiv2 operation that requires an extra command line option (`-d I rm`). The bug is fixed in version v0.27.5.(CVE-2021-37623)\r\n\r\nExiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. An infinite loop was found in Exiv2 versions v0.27.4 and earlier. The infinite loop is triggered when Exiv2 is used to modify the metadata of a crafted image file. An attacker could potentially exploit the vulnerability to cause a denial of service, if they can trick the victim into running Exiv2 on a crafted image file. Note that this bug is only triggered when deleting the IPTC data, which is a less frequently used Exiv2 operation that requires an extra command line option (`-d I rm`). The bug is fixed in version v0.27.5.(CVE-2021-37622)\r\n\r\nExiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. An infinite loop is triggered when Exiv2 is used to read the metadata of a crafted image file. An attacker could potentially exploit the vulnerability to cause a denial of service, if they can trick the victim into running Exiv2 on a crafted image file. The bug is fixed in version v0.27.5.(CVE-2021-34334)\r\n\r\nExiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. An out-of-bounds read was found in Exiv2 versions v0.27.4 and earlier. The out-of-bounds read is triggered when Exiv2 is used to read the metadata of a crafted image file. An attacker could potentially exploit the vulnerability to cause a denial of service, if they can trick the victim into running Exiv2 on a crafted image file. The bug is fixed in version v0.27.5.(CVE-2021-37620)\r\n\r\nExiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. An infinite loop was found in Exiv2 versions v0.27.4 and earlier. The infinite loop is triggered when Exiv2 is used to print the metadata of a crafted image file. An attacker could potentially exploit the vulnerability to cause a denial of service, if they can trick the victim into running Exiv2 on a crafted image file. Note that this bug is only triggered when printing the image ICC profile, which is a less frequently used Exiv2 operation that requires an extra command line option (`-p C`). The bug is fixed in version v0.27.5.(CVE-2021-37621)\r\n\r\nExiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. A floating point exception (FPE) due to an integer divide by zero was found in Exiv2 versions v0.27.4 and earlier. The FPE is triggered when Exiv2 is used to print the metadata of a crafted image file. An attacker could potentially exploit the vulnerability to cause a denial of service, if they can trick the victim into running Exiv2 on a crafted image file. Note that this bug is only triggered when printing the interpreted (translated) data, which is a less frequently used Exiv2 operation that requires an extra command line option (`-p t` or `-P t`). The bug is fixed in version v0.27.5.(CVE-2021-34335)\r\n\r\nExiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. An out-of-bounds read was found in Exiv2 versions v0.27.4 and earlier. The out-of-bounds read is triggered when Exiv2 is used to print the metadata of a crafted image file. An attacker could potentially exploit the vulnerability to cause a denial of service, if they can trick the victim into running Exiv2 on a crafted image file. Note that this bug is only triggered when printing the image ICC profile, which is a less frequently used Exiv2 operation that requires an extra command line option (`-p C`). The bug is fixed in version v0.27.5.(CVE-2021-37618)\r\n\r\nA flaw was found in exiv2. A integer wraparound in the CrwMap:encode0x1810 function leads to memcpy call with a very large size allowing an attacker, who can provide a malicious image, to crash an application which uses the exiv2 library. The highest threat from this vulnerability is to service availability.(CVE-2021-31292)\n\nExiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. An out-of-bounds read was found in Exiv2 versions v0.27.4 and earlier. The out-of-bounds read is triggered when Exiv2 is used to write metadata into a crafted image file. An attacker could potentially exploit the vulnerability to cause a denial of service by crashing Exiv2, if they can trick the victim into running Exiv2 on a crafted image file. Note that this bug is only triggered when writing the metadata, which is a less frequently used Exiv2 operation than reading the metadata. For example, to trigger the bug in the Exiv2 command-line application, you need to add an extra command-line argument such as insert. The bug is fixed in version v0.27.5.(CVE-2021-37619)","status":"published","published":"2021-12-07T11:04:43Z","modified":"2026-08-18T01:16:11.357818361Z","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":"2026-11-02T15:52:38.987987Z"},{"id":"OESA-2022-1955","title":"exiv2 security update","description":"Exiv2 is a Cross-platform C++ library and a command line utility to manage image metadata. It provides fast and easy read and write access to the Exif, IPTC and XMP metadata and the ICC Profile embedded within digital images in various formats.\r\n\r\nSecurity Fix(es):\r\n\r\nAn integer overflow in Exiv2 through 0.27.1 allows an attacker to cause a denial of service (SIGSEGV) via a crafted PNG image file, because PngImage::readMetadata mishandles a zero value for iccOffset.(CVE-2019-13108)\r\n\r\nThere is an out-of-bounds read in Exiv2::MrwImage::readMetadata in mrwimage.cpp in Exiv2 through 0.27.2.(CVE-2019-13504)\r\n\r\nExiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. A null pointer dereference was found in Exiv2 versions v0.27.4 and earlier. The null pointer dereference is triggered when Exiv2 is used to print the metadata of a crafted image file. An attacker could potentially exploit the vulnerability to cause a denial of service, if they can trick the victim into running Exiv2 on a crafted image file. Note that this bug is only triggered when printing the interpreted (translated) data, which is a less frequently used Exiv2 operation that requires an extra command line option (`-p t` or `-P t`). The bug is fixed in version v0.27.5.(CVE-2021-37616)\r\n\r\nExiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. A null pointer dereference was found in Exiv2 versions v0.27.4 and earlier. The null pointer dereference is triggered when Exiv2 is used to print the metadata of a crafted image file. An attacker could potentially exploit the vulnerability to cause a denial of service, if they can trick the victim into running Exiv2 on a crafted image file. Note that this bug is only triggered when printing the interpreted (translated) data, which is a less frequently used Exiv2 operation that requires an extra command line option (`-p t` or `-P t`). The bug is fixed in version v0.27.5.(CVE-2021-37615)\r\n\r\nExiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. The assertion failure is triggered when Exiv2 is used to modify the metadata of a crafted image file. An attacker could potentially exploit the vulnerability to cause a denial of service, if they can trick the victim into running Exiv2 on a crafted image file. Note that this bug is only triggered when modifying the metadata, which is a less frequently used Exiv2 operation than reading the metadata. For example, to trigger the bug in the Exiv2 command-line application, you need to add an extra command-line argument such as `fi`. ### Patches The bug is fixed in version v0.27.5. ### References Regression test and bug fix: #1739 ### For more information Please see our [security policy](https://github.com/Exiv2/exiv2/security/policy) for information about Exiv2 security.(CVE-2021-32815)\r\n\r\nExiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. An infinite loop was found in Exiv2 versions v0.27.4 and earlier. The infinite loop is triggered when Exiv2 is used to modify the metadata of a crafted image file. An attacker could potentially exploit the vulnerability to cause a denial of service, if they can trick the victim into running Exiv2 on a crafted image file. Note that this bug is only triggered when deleting the IPTC data, which is a less frequently used Exiv2 operation that requires an extra command line option (`-d I rm`). The bug is fixed in version v0.27.5.(CVE-2021-37623)\r\n\r\nExiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. An infinite loop was found in Exiv2 versions v0.27.4 and earlier. The infinite loop is triggered when Exiv2 is used to modify the metadata of a crafted image file. An attacker could potentially exploit the vulnerability to cause a denial of service, if they can trick the victim into running Exiv2 on a crafted image file. Note that this bug is only triggered when deleting the IPTC data, which is a less frequently used Exiv2 operation that requires an extra command line option (`-d I rm`). The bug is fixed in version v0.27.5.(CVE-2021-37622)\r\n\r\nExiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. An infinite loop is triggered when Exiv2 is used to read the metadata of a crafted image file. An attacker could potentially exploit the vulnerability to cause a denial of service, if they can trick the victim into running Exiv2 on a crafted image file. The bug is fixed in version v0.27.5.(CVE-2021-34334)\r\n\r\nExiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. An out-of-bounds read was found in Exiv2 versions v0.27.4 and earlier. The out-of-bounds read is triggered when Exiv2 is used to read the metadata of a crafted image file. An attacker could potentially exploit the vulnerability to cause a denial of service, if they can trick the victim into running Exiv2 on a crafted image file. The bug is fixed in version v0.27.5.(CVE-2021-37620)\r\n\r\nExiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. An infinite loop was found in Exiv2 versions v0.27.4 and earlier. The infinite loop is triggered when Exiv2 is used to print the metadata of a crafted image file. An attacker could potentially exploit the vulnerability to cause a denial of service, if they can trick the victim into running Exiv2 on a crafted image file. Note that this bug is only triggered when printing the image ICC profile, which is a less frequently used Exiv2 operation that requires an extra command line option (`-p C`). The bug is fixed in version v0.27.5.(CVE-2021-37621)\r\n\r\nExiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. A floating point exception (FPE) due to an integer divide by zero was found in Exiv2 versions v0.27.4 and earlier. The FPE is triggered when Exiv2 is used to print the metadata of a crafted image file. An attacker could potentially exploit the vulnerability to cause a denial of service, if they can trick the victim into running Exiv2 on a crafted image file. Note that this bug is only triggered when printing the interpreted (translated) data, which is a less frequently used Exiv2 operation that requires an extra command line option (`-p t` or `-P t`). The bug is fixed in version v0.27.5.(CVE-2021-34335)\r\n\r\nExiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. An out-of-bounds read was found in Exiv2 versions v0.27.4 and earlier. The out-of-bounds read is triggered when Exiv2 is used to print the metadata of a crafted image file. An attacker could potentially exploit the vulnerability to cause a denial of service, if they can trick the victim into running Exiv2 on a crafted image file. Note that this bug is only triggered when printing the image ICC profile, which is a less frequently used Exiv2 operation that requires an extra command line option (`-p C`). The bug is fixed in version v0.27.5.(CVE-2021-37618)\r\n\r\nA flaw was found in exiv2. A integer wraparound in the CrwMap:encode0x1810 function leads to memcpy call with a very large size allowing an attacker, who can provide a malicious image, to crash an application which uses the exiv2 library. The highest threat from this vulnerability is to service availability.(CVE-2021-31292)","status":"published","published":"2022-09-23T11:05:16Z","modified":"2026-08-18T01:17:18.625160012Z","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":"2026-11-02T15:52:39.528805Z"},{"id":"OESA-2022-2044","title":"exiv2 security update","description":"Exiv2 is a Cross-platform C++ library and a command line utility to manage image metadata. It provides fast and easy read and write access to the Exif, IPTC and XMP metadata and the ICC Profile embedded within digital images in various formats.\r\n\r\nSecurity Fix(es):\r\n\r\nAn integer overflow in Exiv2 through 0.27.1 allows an attacker to cause a denial of service (SIGSEGV) via a crafted PNG image file, because PngImage::readMetadata mishandles a zero value for iccOffset.(CVE-2019-13108)\r\n\r\nThere is an out-of-bounds read in Exiv2::MrwImage::readMetadata in mrwimage.cpp in Exiv2 through 0.27.2.(CVE-2019-13504)\r\n\r\nExiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. A null pointer dereference was found in Exiv2 versions v0.27.4 and earlier. The null pointer dereference is triggered when Exiv2 is used to print the metadata of a crafted image file. An attacker could potentially exploit the vulnerability to cause a denial of service, if they can trick the victim into running Exiv2 on a crafted image file. Note that this bug is only triggered when printing the interpreted (translated) data, which is a less frequently used Exiv2 operation that requires an extra command line option (`-p t` or `-P t`). The bug is fixed in version v0.27.5.(CVE-2021-37616)\r\n\r\nExiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. A null pointer dereference was found in Exiv2 versions v0.27.4 and earlier. The null pointer dereference is triggered when Exiv2 is used to print the metadata of a crafted image file. An attacker could potentially exploit the vulnerability to cause a denial of service, if they can trick the victim into running Exiv2 on a crafted image file. Note that this bug is only triggered when printing the interpreted (translated) data, which is a less frequently used Exiv2 operation that requires an extra command line option (`-p t` or `-P t`). The bug is fixed in version v0.27.5.(CVE-2021-37615)\r\n\r\nExiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. The assertion failure is triggered when Exiv2 is used to modify the metadata of a crafted image file. An attacker could potentially exploit the vulnerability to cause a denial of service, if they can trick the victim into running Exiv2 on a crafted image file. Note that this bug is only triggered when modifying the metadata, which is a less frequently used Exiv2 operation than reading the metadata. For example, to trigger the bug in the Exiv2 command-line application, you need to add an extra command-line argument such as `fi`. ### Patches The bug is fixed in version v0.27.5. ### References Regression test and bug fix: #1739 ### For more information Please see our [security policy](https://github.com/Exiv2/exiv2/security/policy) for information about Exiv2 security.(CVE-2021-32815)\r\n\r\nExiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. An infinite loop was found in Exiv2 versions v0.27.4 and earlier. The infinite loop is triggered when Exiv2 is used to modify the metadata of a crafted image file. An attacker could potentially exploit the vulnerability to cause a denial of service, if they can trick the victim into running Exiv2 on a crafted image file. Note that this bug is only triggered when deleting the IPTC data, which is a less frequently used Exiv2 operation that requires an extra command line option (`-d I rm`). The bug is fixed in version v0.27.5.(CVE-2021-37623)\r\n\r\nExiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. An infinite loop was found in Exiv2 versions v0.27.4 and earlier. The infinite loop is triggered when Exiv2 is used to modify the metadata of a crafted image file. An attacker could potentially exploit the vulnerability to cause a denial of service, if they can trick the victim into running Exiv2 on a crafted image file. Note that this bug is only triggered when deleting the IPTC data, which is a less frequently used Exiv2 operation that requires an extra command line option (`-d I rm`). The bug is fixed in version v0.27.5.(CVE-2021-37622)\r\n\r\nExiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. An infinite loop is triggered when Exiv2 is used to read the metadata of a crafted image file. An attacker could potentially exploit the vulnerability to cause a denial of service, if they can trick the victim into running Exiv2 on a crafted image file. The bug is fixed in version v0.27.5.(CVE-2021-34334)\r\n\r\nExiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. An out-of-bounds read was found in Exiv2 versions v0.27.4 and earlier. The out-of-bounds read is triggered when Exiv2 is used to read the metadata of a crafted image file. An attacker could potentially exploit the vulnerability to cause a denial of service, if they can trick the victim into running Exiv2 on a crafted image file. The bug is fixed in version v0.27.5.(CVE-2021-37620)\r\n\r\nExiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. An infinite loop was found in Exiv2 versions v0.27.4 and earlier. The infinite loop is triggered when Exiv2 is used to print the metadata of a crafted image file. An attacker could potentially exploit the vulnerability to cause a denial of service, if they can trick the victim into running Exiv2 on a crafted image file. Note that this bug is only triggered when printing the image ICC profile, which is a less frequently used Exiv2 operation that requires an extra command line option (`-p C`). The bug is fixed in version v0.27.5.(CVE-2021-37621)\r\n\r\nExiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. A floating point exception (FPE) due to an integer divide by zero was found in Exiv2 versions v0.27.4 and earlier. The FPE is triggered when Exiv2 is used to print the metadata of a crafted image file. An attacker could potentially exploit the vulnerability to cause a denial of service, if they can trick the victim into running Exiv2 on a crafted image file. Note that this bug is only triggered when printing the interpreted (translated) data, which is a less frequently used Exiv2 operation that requires an extra command line option (`-p t` or `-P t`). The bug is fixed in version v0.27.5.(CVE-2021-34335)\r\n\r\nExiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. An out-of-bounds read was found in Exiv2 versions v0.27.4 and earlier. The out-of-bounds read is triggered when Exiv2 is used to print the metadata of a crafted image file. An attacker could potentially exploit the vulnerability to cause a denial of service, if they can trick the victim into running Exiv2 on a crafted image file. Note that this bug is only triggered when printing the image ICC profile, which is a less frequently used Exiv2 operation that requires an extra command line option (`-p C`). The bug is fixed in version v0.27.5.(CVE-2021-37618)\r\n\r\nA flaw was found in exiv2. A integer wraparound in the CrwMap:encode0x1810 function leads to memcpy call with a very large size allowing an attacker, who can provide a malicious image, to crash an application which uses the exiv2 library. The highest threat from this vulnerability is to service availability.(CVE-2021-31292)\n\nExiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. An out-of-bounds read was found in Exiv2 versions v0.27.4 and earlier. The out-of-bounds read is triggered when Exiv2 is used to write metadata into a crafted image file. An attacker could potentially exploit the vulnerability to cause a denial of service by crashing Exiv2, if they can trick the victim into running Exiv2 on a crafted image file. Note that this bug is only triggered when writing the metadata, which is a less frequently used Exiv2 operation than reading the metadata. For example, to trigger the bug in the Exiv2 command-line application, you need to add an extra command-line argument such as insert. The bug is fixed in version v0.27.5.(CVE-2021-37619)","status":"published","published":"2022-11-04T11:05:21Z","modified":"2026-08-18T01:17:21.360223541Z","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":"2026-11-02T15:52:39.934788Z"},{"id":"PYSEC-2021-877","description":"An integer overflow in CrwMap::encode0x1810 of Exiv2 0.27.3 allows attackers to trigger a heap-based buffer overflow and cause a denial of service (DOS) via crafted metadata.","status":"published","published":"2021-07-26T17:15:00Z","modified":"2025-10-09T07:56:38.91027Z","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":"2026-11-02T15:52:53.449407Z"},{"id":"RHSA-2021:4173","title":"Red Hat Security Advisory: exiv2 security, bug fix, and enhancement update","status":"published","published":"2024-09-16T05:43:10Z","modified":"2026-06-27T10:14:22Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:08.619234Z"},{"id":"RHSA-2021:4319","title":"Red Hat Security Advisory: compat-exiv2-026 security update","status":"published","published":"2024-09-16T05:43:03Z","modified":"2026-06-27T10:14:25Z","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":"2026-11-02T15:53:08.619234Z"},{"id":"RLSA-2021:4173","title":"Moderate: exiv2 security, bug fix, and enhancement update","description":"Exiv2 is a C++ 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\nThe following packages have been upgraded to a later upstream version: exiv2 (0.27.4). (BZ#1989860)\n\nSecurity Fix(es):\n\n* exiv2: Heap-based buffer overflow in Jp2Image::readMetadata() (CVE-2021-3482)\n\n* exiv2: Heap-based buffer overflow in Exiv2::Jp2Image::doWriteMetadata (CVE-2021-29457)\n\n* exiv2: Out-of-bounds read in Exiv2::Internal::CrwMap::encode (CVE-2021-29458)\n\n* exiv2: Heap-based buffer overflow in Exiv2::Jp2Image::encodeJp2Header (CVE-2021-29464)\n\n* exiv2: Out-of-bounds read in Exiv2::Jp2Image::encodeJp2Header (CVE-2021-29470)\n\n* exiv2: Out-of-bounds read in Exiv2::Jp2Image::doWriteMetadata (CVE-2021-29473)\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::WebPImage::doWriteMetadata (CVE-2021-29463)\n\n* exiv2: Use of uninitialized memory in isWebPType() may lead to information leak (CVE-2021-29623)\n\n* exiv2: DoS due to quadratic complexity in ProcessUTF8Portion (CVE-2021-32617)\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 Rocky Linux 8.5 Release Notes linked from the References section.","status":"published","published":"2021-11-09T08:31:22Z","modified":"2026-02-04T23:30:02.729387Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:23.969672Z"},{"id":"RLSA-2021:4319","title":"Moderate: compat-exiv2-026 security update","description":"Exiv2 is a C++ 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 Rocky Linux 8.5 Release Notes linked from the References section.","status":"published","published":"2021-11-09T09:00:36Z","modified":"2026-02-04T11:45:10.806089Z","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-2021:4173","title":"Moderate: exiv2 security, bug fix, and enhancement update","description":"Exiv2 is a C++ 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\nThe following packages have been upgraded to a later upstream version: exiv2 (0.27.4). (BZ#1989860)\n\nSecurity Fix(es):\n\n* exiv2: Heap-based buffer overflow in Jp2Image::readMetadata() (CVE-2021-3482)\n\n* exiv2: Heap-based buffer overflow in Exiv2::Jp2Image::doWriteMetadata (CVE-2021-29457)\n\n* exiv2: Out-of-bounds read in Exiv2::Internal::CrwMap::encode (CVE-2021-29458)\n\n* exiv2: Heap-based buffer overflow in Exiv2::Jp2Image::encodeJp2Header (CVE-2021-29464)\n\n* exiv2: Out-of-bounds read in Exiv2::Jp2Image::encodeJp2Header (CVE-2021-29470)\n\n* exiv2: Out-of-bounds read in Exiv2::Jp2Image::doWriteMetadata (CVE-2021-29473)\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::WebPImage::doWriteMetadata (CVE-2021-29463)\n\n* exiv2: Use of uninitialized memory in isWebPType() may lead to information leak (CVE-2021-29623)\n\n* exiv2: DoS due to quadratic complexity in ProcessUTF8Portion (CVE-2021-32617)\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 AlmaLinux Release Notes linked from the References section.","status":"published","published":"2021-11-09T08:31:22Z","modified":"2026-10-29T11:01:02.239407907Z","updated_at":"2026-11-02T15:27:51.196609Z"},{"id":"ALSA-2021:4319","title":"Moderate: compat-exiv2-026 security update","description":"Exiv2 is a C++ 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 AlmaLinux Release Notes linked from the References section.","status":"published","published":"2021-11-09T09:00:36Z","modified":"2026-10-29T11:01:01.265276501Z","updated_at":"2026-11-02T15:27:51.196609Z"},{"id":"DLA-2750-1","title":"exiv2 - security update","status":"published","published":"2021-08-30T00:00:00Z","modified":"2026-03-09T01:21:51.960064Z","updated_at":"2026-11-02T15:46:11.189256Z"},{"id":"DSA-4958-1","title":"exiv2 - security update","status":"published","published":"2021-08-13T00:00:00Z","modified":"2026-03-09T02:11:17.17849Z","updated_at":"2026-11-02T15:46:17.19998Z"},{"id":"SUSE-SU-2022:3598-1","title":"Security update for exiv2","description":"This update for exiv2 fixes the following issues:\n\n- CVE-2021-37621: Fixed denial of service due to infinite loop in Image:printIFDStructure (bsc#1189333).\n- CVE-2021-37620: Fixed out-of-bounds read in XmpTextValue:read() (bsc#1189332).\n- CVE-2021-37619: Fixed out-of-bounds read in Exiv2:Jp2Image:encodeJp2Header (bsc#1189331).\n- CVE-2021-37618: Fixed out-of-bounds read in Exiv2:Jp2Image:printStructure (bsc#1189330).\n- CVE-2021-32617: Fixed denial of service inside inefficient algorithm (quadratic complexity) (bsc#1186192).\n- CVE-2021-31292: Fixed integer overflow in CrwMap:encode0x1810 (bsc#1188756).\n- CVE-2021-31291: Fixed heap-based buffer overflow vulnerability in jp2image.cpp may lead to a denial of service (bsc#1188733).\n- CVE-2021-29470: Fixed out-of-bounds read in Exiv2:Jp2Image:encodeJp2Header (bsc#1185447).\n- CVE-2020-18899: Fixed uncontrolled memory allocation (bsc#1189636).\n- CVE-2020-18898: Fixed remote denial of service in printIFDStructure function (bsc#1189780).\n- CVE-2018-8977: Fixed remote denial of service in Exiv2::Internal::printCsLensFFFF function in canonmn_int.cpp (bsc#1086798).\n- CVE-2018-8976: Fixed remote denial of service in image.cpp Exiv2::Internal::stringFormat via out-of-bounds read (bsc#1086810).\n- CVE-2018-5772: Fixed segmentation fault caused by uncontrolled recursion inthe Exiv2::Image::printIFDStructure (bsc#1076579).\n- CVE-2018-18915: Fixed an infinite loop in the Exiv2:Image:printIFDStructure function (bsc#1114690).\n- CVE-2018-10772: Fixed segmentation fault when the function Exiv2::tEXtToDataBuf() is finished (bsc#1092096).\n","status":"published","published":"2022-10-17T11:19:23Z","modified":"2026-02-04T02:17:37.373078Z","updated_at":"2026-11-02T15:53:51.440565Z"}]}}