{"id":"CVE-2020-23109","aliases":["DEBIAN-CVE-2020-23109","EUVD-2020-15863","GHSA-ccjv-v7wq-hv5p","UBUNTU-CVE-2020-23109","USN-6847-1","openSUSE-SU-2024:12451-1"],"status":"published","title":"Buffer overflow vulnerability in function convert_colorspace in heif_colorconversion.cc in...","description":"Buffer overflow vulnerability in function convert_colorspace in heif_colorconversion.cc in libheif v1.6.2, allows attackers to cause a denial of service and disclose sensitive information, via a crafted HEIF file.","severity":{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-12","score":0.01345,"percentile":0.71815,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-120"],"published":"2021-11-03T16:07:03Z","modified":"2026-10-26T12:02:39Z","fixes":[{"ecosystem":"Debian:12","package":"libheif","fixed_in":["1.8.0-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"libheif","fixed_in":["1.8.0-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"libheif","fixed_in":["1.8.0-1"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:20.04:LTS","package":"libheif","fixed_in":["1.6.1-1ubuntu0.1~esm1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"libheif","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.8.0-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"libheif","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.8.0-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"libheif","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.8.0-1"}]}]},{"source":"osv","ecosystem":"Ubuntu:Pro:18.04:LTS","package":"libheif","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.1.0-2","1.1.0-2ubuntu0.1~esm1","1.1.0-2ubuntu0.1~esm2","1.1.0-2ubuntu0.1~esm3","1.1.0-2ubuntu0.1~esm4","1.1.0-2ubuntu0.1~esm5"]},{"source":"osv","ecosystem":"Ubuntu:Pro:20.04:LTS","package":"libheif","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.1-1ubuntu0.1~esm1"}]}],"versions":["1.5.0-1build1","1.5.1-1","1.5.1-1build1","1.6.0-1","1.6.1-1","1.6.1-1build1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:18.04:LTS","package":"libheif","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.1.0-2ubuntu0.1~esm1"}]}],"versions":["1.1.0-2"],"bundled":8},{"source":"osv","ecosystem":"Ubuntu:Pro:20.04:LTS","package":"libheif","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.1-1ubuntu0.1~esm1"}]}],"versions":["1.5.0-1build1","1.5.1-1","1.5.1-1build1","1.6.0-1","1.6.1-1","1.6.1-1build1"],"bundled":8},{"source":"osv","ecosystem":"Ubuntu:Pro:22.04:LTS","package":"libheif","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.12.0-2ubuntu0.1~esm1"}]}],"versions":["1.11.0-1","1.12.0-2build1"],"bundled":8}],"products":[{"vendor":"struktur","product":"libheif"}],"references":[{"url":"https://github.com/strukturag/libheif/issues/207","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-23109"},{"url":"https://github.com/advisories/GHSA-ccjv-v7wq-hv5p"},{"url":"https://security-tracker.debian.org/tracker/CVE-2020-23109","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2020-23109","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2020-23109","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-6847-1","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2019-11471","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2023-0996","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2023-29659","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2023-49460","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2023-49462","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2023-49463","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2023-49464","tags":["report"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2020-23109","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2020-23109","description":"Buffer overflow vulnerability in function convert_colorspace in heif_colorconversion.cc in libheif v1.6.2, allows attackers to cause a denial of service and disclose sensitive information, via a crafted HEIF file.","status":"published","published":"2021-11-03T16:07:03Z","modified":"2024-08-04T14:58:14.377Z","updated_at":"2026-11-02T14:35:48.854892Z"}],"euvd":[{"id":"EUVD-2020-15863","description":"Buffer overflow vulnerability in function convert_colorspace in heif_colorconversion.cc in libheif v1.6.2, allows attackers to cause a denial of service and disclose sensitive information, via a crafted HEIF file.","status":"published","published":"2021-11-03T16:07:03Z","modified":"2024-08-04T14:58:14Z","updated_at":"2026-11-03T03:07:22.274854Z"}],"ghsa":[{"id":"GHSA-ccjv-v7wq-hv5p","title":"Buffer overflow vulnerability in function convert_colorspace in heif_colorconversion.cc in...","description":"Buffer overflow vulnerability in function convert_colorspace in heif_colorconversion.cc in libheif v1.6.2, allows attackers to cause a denial of service and disclose sensitive information, via a crafted HEIF file.","status":"published","published":"2022-05-24T19:19:33Z","modified":"2023-01-30T05:03:16Z","cwes":["CWE-120"],"updated_at":"2026-11-02T14:46:48.522337Z"}],"nvd":[{"id":"CVE-2020-23109","description":"Buffer overflow vulnerability in function convert_colorspace in heif_colorconversion.cc in libheif v1.6.2, allows attackers to cause a denial of service and disclose sensitive information, via a crafted HEIF file.","status":"published","published":"2021-11-03T17:15:08.027Z","modified":"2026-06-17T03:04:32.377Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":5.8,"vector":"AV:N/AC:M/Au:N/C:P/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:06:45.704484Z"}],"osv":[{"id":"CVE-2020-23109","description":"Buffer overflow vulnerability in function convert_colorspace in heif_colorconversion.cc in libheif v1.6.2, allows attackers to cause a denial of service and disclose sensitive information, via a crafted HEIF file.","status":"published","published":"2021-11-03T17:15:08.027Z","modified":"2026-10-20T10:52:48.674282974Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:15.534837Z"},{"id":"DEBIAN-CVE-2020-23109","description":"Buffer overflow vulnerability in function convert_colorspace in heif_colorconversion.cc in libheif v1.6.2, allows attackers to cause a denial of service and disclose sensitive information, via a crafted HEIF file.","status":"published","published":"2021-11-03T17:15:08.027Z","modified":"2026-10-26T12:02:39.668626195Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:45:33.729655Z"},{"id":"UBUNTU-CVE-2020-23109","description":"Buffer overflow vulnerability in function convert_colorspace in heif_colorconversion.cc in libheif v1.6.2, allows attackers to cause a denial of service and disclose sensitive information, via a crafted HEIF file.","status":"published","published":"2021-11-03T17:15:00Z","modified":"2026-09-29T23:39:24.751665175Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:54:23.905183Z"},{"id":"openSUSE-SU-2024:12451-1","title":"gdk-pixbuf-loader-libheif-1.12.0-5.1 on GA media","description":"These are all security issues fixed in the gdk-pixbuf-loader-libheif-1.12.0-5.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2026-02-04T04:08:53.105091Z","updated_at":"2026-11-02T16:58:35.751245Z"},{"id":"USN-6847-1","title":"libheif vulnerabilities","description":"It was discovered that libheif incorrectly handled certain image data.\nAn attacker could possibly use this issue to crash the program, resulting\nin a denial of service. This issue only affected Ubuntu 18.04 LTS.\n(CVE-2019-11471)\n\nReza Mirzazade Farkhani discovered that libheif incorrectly handled\ncertain image data. An attacker could possibly use this issue to crash the\nprogram, resulting in a denial of service. This issue only affected Ubuntu\n20.04 LTS. (CVE-2020-23109)\n\nEugene Lim discovered that libheif incorrectly handled certain image data.\nAn attacker could possibly use this issue to crash the program, resulting\nin a denial of service. This issue only affected Ubuntu 18.04 LTS, Ubuntu\n20.04 LTS and Ubuntu 22.04 LTS. (CVE-2023-0996)\n\nMin Jang discovered that libheif incorrectly handled certain image data.\nAn attacker could possibly use this issue to crash the program, resulting\nin a denial of service. This issue only affected Ubuntu 20.04 LTS and\nUbuntu 22.04 LTS. (CVE-2023-29659)\n\nYuchuan Meng discovered that libheif incorrectly handled certain image data.\nAn attacker could possibly use this issue to crash the program, resulting\nin a denial of service. This issue only affected Ubuntu 23.10.\n(CVE-2023-49460, CVE-2023-49462, CVE-2023-49463, CVE-2023-49464)\n","status":"published","published":"2024-06-25T16:50:16Z","modified":"2026-04-27T17:32:34.224146117Z","updated_at":"2026-11-02T16:58:17.914523Z"}]}}