{"id":"CVE-2021-3941","aliases":["DEBIAN-CVE-2021-3941","DLA-3236-1","DSA-5299-1","EUVD-2021-27154","GHSA-rpq9-h75r-mccg","JLSEC-2026-131","MGASA-2021-0524","OESA-2025-2355","SUSE-SU-2021:14846-1","SUSE-SU-2021:3843-1","SUSE-SU-2021:3844-1","UBUNTU-CVE-2021-3941","USN-5150-1","USN-5620-1","openSUSE-SU-2021:1537-1","openSUSE-SU-2021:3844-1"],"status":"published","title":"In ImfChromaticities.cpp routine RGBtoXYZ(), there are some division operations such as `float Z ...","description":"In ImfChromaticities.cpp routine RGBtoXYZ(), there are some division operations such as `float Z = (1 - chroma.white.x - chroma.white.y) * Y / chroma.white.y;` and `chroma.green.y * (X + Z))) / d;` but the divisor is not checked for a 0 value. A specially crafted file could trigger a divide-by-zero condition which could affect the availability of programs linked with OpenEXR.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00303,"percentile":0.23212,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-369"],"published":"2021-11-11T00:00:00Z","modified":"2026-10-24T10:30:33Z","fixes":[{"ecosystem":"Debian:12","package":"openexr","fixed_in":["3.1.5-2"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"openexr","fixed_in":["3.1.5-2"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"openexr","fixed_in":["3.1.5-2"],"sources":["osv"]},{"ecosystem":"Julia","package":"OpenEXR_jll","fixed_in":["3.2.4+0"],"sources":["osv"]},{"ecosystem":"openEuler:20.03-LTS-SP4","package":"OpenEXR","fixed_in":["2.2.0-31.oe2003sp4"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:16.04:LTS","package":"openexr","fixed_in":["2.2.0-10ubuntu2.6+esm3"],"sources":["osv"]},{"ecosystem":"Ubuntu:18.04:LTS","package":"openexr","fixed_in":["2.2.0-11.1ubuntu1.9"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:20.04:LTS","package":"openexr","fixed_in":["2.3.0-6ubuntu0.5+esm1"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:22.04:LTS","package":"openexr","fixed_in":["2.5.7-1ubuntu0.1~esm1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"openexr","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.1.5-2"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"openexr","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.1.5-2"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"openexr","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.1.5-2"}]}]},{"source":"osv","ecosystem":"Debian:10","package":"openexr","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2.1-4.1+deb10u2"}]}],"versions":["2.2.1-4.1","2.2.1-4.1+deb10u1"],"bundled":22},{"source":"osv","ecosystem":"Debian:11","package":"openexr","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.5.4-2+deb11u1"}]}],"versions":["2.5.4-2"],"bundled":7},{"source":"osv","ecosystem":"Julia","package":"OpenEXR_jll","ranges":[{"type":"SEMVER","events":[{"introduced":"3.1.4+0"},{"fixed":"3.2.4+0"}]}]},{"source":"osv","ecosystem":"Mageia:8","package":"openexr","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.5.7-1.2.mga8"}]}],"bundled":2},{"source":"osv","ecosystem":"openEuler:20.03-LTS-SP4","package":"OpenEXR","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2.0-31.oe2003sp4"}]}]},{"source":"osv","ecosystem":"SUSE:Linux 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Workstation Extension 12 SP5","package":"openexr","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1.0-6.42.1"}]}],"bundled":3},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Module for Desktop Applications 15 SP2","package":"openexr","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2.1-3.38.1"}]}],"bundled":2},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Module for Desktop Applications 15 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15.2","package":"openexr","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2.1-lp152.7.23.1"}]}],"bundled":2},{"source":"osv","ecosystem":"openSUSE:Leap 15.3","package":"openexr","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2.1-3.38.1"}]}],"bundled":2}],"products":[{"vendor":"academysoftwarefoundation","product":"openexr"},{"vendor":"debian","product":"debian_linux"},{"vendor":"fedoraproject","product":"fedora"},{"vendor":"openexr","product":"openexr"},{"vendor":"redhat","product":"enterprise_linux"}],"references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2019789","tags":["x_transferred","Issue Tracking","Patch","Third Party Advisory","fix","web"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/I2JSMJ7HLWFPYYV7IAQZD5ZUUUN7RWBN/","tags":["vendor-advisory","x_transferred","web"]},{"url":"https://security.gentoo.org/glsa/202210-31","tags":["vendor-advisory","x_transferred","Third Party Advisory","advisory","web"]},{"url":"https://www.debian.org/security/2022/dsa-5299","tags":["vendor-advisory","x_transferred","Third Party Advisory","advisory","web"]},{"url":"https://lists.debian.org/debian-lts-announce/2022/12/msg00022.html","tags":["mailing-list","x_transferred","Mailing List","Third Party Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-3941","tags":["advisory"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/I2JSMJ7HLWFPYYV7IAQZD5ZUUUN7RWBN/"},{"url":"https://github.com/advisories/GHSA-rpq9-h75r-mccg"},{"url":"https://security-tracker.debian.org/tracker/CVE-2021-3941","tags":["advisory"]},{"url":"https://advisories.mageia.org/MGASA-2021-0524.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=29657","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-5144-1","tags":["advisory"]},{"url":"https://ubuntu.com/security/notices/USN-5150-1","tags":["advisory"]},{"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2025-2355","tags":["advisory"]},{"url":"https://www.suse.com/support/update/announcement/2021/suse-su-202114846-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1188457","tags":["report"]},{"url":"https://bugzilla.suse.com/1188458","tags":["report"]},{"url":"https://bugzilla.suse.com/1188460","tags":["report"]},{"url":"https://bugzilla.suse.com/1188461","tags":["report"]},{"url":"https://bugzilla.suse.com/1192556","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2021-20298","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-20300","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-20303","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-20304","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-3941","tags":["web"]},{"url":"https://www.suse.com/support/update/announcement/2021/suse-su-20213843-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1184353","tags":["report"]},{"url":"https://bugzilla.suse.com/1192498","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2021-3477","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-3933","tags":["web"]},{"url":"https://www.suse.com/support/update/announcement/2021/suse-su-20213844-1/","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2021-3941","tags":["report"]},{"url":"https://github.com/AcademySoftwareFoundation/openexr/pull/1153","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-5620-1","tags":["advisory"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-3941","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2021-3598","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2021-3605","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2021-3933","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2021-20296","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2021-23215","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2021-26260","tags":["report"]},{"url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/EKJUN3YRRGAS46NITMDUWNKKE4DUYDHB/","tags":["advisory"]},{"url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/TZ2PO5L23Z2LRC3XFHTL6XCTSPVECICH/","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2021-3941","description":"In ImfChromaticities.cpp routine RGBtoXYZ(), there are some division operations such as `float Z = (1 - chroma.white.x - chroma.white.y) * Y / chroma.white.y;` and `chroma.green.y * (X + Z))) / d;` but the divisor is not checked for a 0 value. A specially crafted file could trigger a divide-by-zero condition which could affect the availability of programs linked with OpenEXR.","status":"published","published":"2022-03-25T00:00:00Z","modified":"2024-08-03T17:09:09.632Z","cwes":["CWE-369"],"updated_at":"2026-11-02T14:33:04.360272Z"}],"euvd":[{"id":"EUVD-2021-27154","description":"In ImfChromaticities.cpp routine RGBtoXYZ(), there are some division operations such as `float Z = (1 - chroma.white.x - chroma.white.y) * Y / chroma.white.y;` and `chroma.green.y * (X + Z))) / d;` but the divisor is not checked for a 0 value. A specially crafted file could trigger a divide-by-zero condition which could affect the availability of programs linked with OpenEXR.","status":"published","published":"2022-03-25T00:00:00Z","modified":"2024-08-03T17:09:09Z","updated_at":"2026-11-03T03:25:11.376657Z"}],"ghsa":[{"id":"GHSA-rpq9-h75r-mccg","title":"In ImfChromaticities.cpp routine RGBtoXYZ(), there are some division operations such as `float Z ...","description":"In ImfChromaticities.cpp routine RGBtoXYZ(), there are some division operations such as `float Z = (1 - chroma.white.x - chroma.white.y) * Y / chroma.white.y;` and `chroma.green.y * (X + Z))) / d;` but the divisor is not checked for a 0 value. A specially crafted file could trigger a divide-by-zero condition which could affect the availability of programs linked with OpenEXR.","status":"published","published":"2022-03-26T00:00:30Z","modified":"2023-01-27T05:04:00Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-369"],"updated_at":"2026-11-02T14:42:22.043841Z"}],"nvd":[{"id":"CVE-2021-3941","description":"In ImfChromaticities.cpp routine RGBtoXYZ(), there are some division operations such as `float Z = (1 - chroma.white.x - chroma.white.y) * Y / chroma.white.y;` and `chroma.green.y * (X + Z))) / d;` but the divisor is not checked for a 0 value. A specially crafted file could trigger a divide-by-zero condition which could affect the availability of programs linked with OpenEXR.","status":"published","published":"2022-03-25T19:15:09.307Z","modified":"2026-06-17T04:06:01.42Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":2.1,"vector":"AV:L/AC:L/Au:N/C:N/I:N/A:P","level":"low","assessor":"primary"}],"cwes":["CWE-369"],"updated_at":"2026-11-02T14:07:05.581807Z"}],"osv":[{"id":"CVE-2021-3941","description":"In ImfChromaticities.cpp routine RGBtoXYZ(), there are some division operations such as `float Z = (1 - chroma.white.x - chroma.white.y) * Y / chroma.white.y;` and `chroma.green.y * (X + Z))) / d;` but the divisor is not checked for a 0 value. A specially crafted file could trigger a divide-by-zero condition which could affect the availability of programs linked with OpenEXR.","status":"published","published":"2022-03-25T19:15:09.307Z","modified":"2026-10-24T10:30:33.834476946Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:44:20.843843Z"},{"id":"DEBIAN-CVE-2021-3941","description":"In ImfChromaticities.cpp routine RGBtoXYZ(), there are some division operations such as `float Z = (1 - chroma.white.x - chroma.white.y) * Y / chroma.white.y;` and `chroma.green.y * (X + Z))) / d;` but the divisor is not checked for a 0 value. A specially crafted file could trigger a divide-by-zero condition which could affect the availability of programs linked with OpenEXR.","status":"published","published":"2022-03-25T19:15:09.307Z","modified":"2026-10-23T18:05:23.074538071Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:45:35.521549Z"},{"id":"JLSEC-2026-131","description":"In ImfChromaticities.cpp routine RGBtoXYZ(), there are some division operations such as `float Z = (1 - chroma.white.x - chroma.white.y) * Y / chroma.white.y;` and `chroma.green.y * (X + Z))) / d;` but the divisor is not checked for a 0 value. A specially crafted file could trigger a divide-by-zero condition which could affect the availability of programs linked with OpenEXR.","status":"published","published":"2026-04-17T15:19:54.657Z","modified":"2026-07-18T00:01:34.002744592Z","cvss":[{"version":"2.0","score":2.1,"vector":"AV:L/AC:L/Au:N/C:N/I:N/A:P","level":"low"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:47:18.159338Z"},{"id":"OESA-2025-2355","title":"OpenEXR security update","description":"OpenEXR is a high dynamic-range (HDR) image file format originally developed by Industrial Light \u0026amp;amp; Magic for use in computer imaging applications.\r\n\r\nSecurity Fix(es):\n\nIn ImfChromaticities.cpp routine RGBtoXYZ(), there are some division operations such as `float Z = (1 - chroma.white.x - chroma.white.y) * Y / chroma.white.y;` and `chroma.green.y * (X + Z))) / d;` but the divisor is not checked for a 0 value. A specially crafted file could trigger a divide-by-zero condition which could affect the availability of programs linked with OpenEXR.(CVE-2021-3941)","status":"published","published":"2025-09-26T11:09:26Z","modified":"2026-08-18T01:19:12.236540625Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:52:44.957082Z"},{"id":"UBUNTU-CVE-2021-3941","description":"In ImfChromaticities.cpp routine RGBtoXYZ(), there are some division operations such as `float Z = (1 - chroma.white.x - chroma.white.y) * Y / chroma.white.y;` and `chroma.green.y * (X + Z))) / d;` but the divisor is not checked for a 0 value. A specially crafted file could trigger a divide-by-zero condition which could affect the availability of programs linked with OpenEXR.","status":"published","published":"2021-11-11T00:00:00Z","modified":"2026-04-22T12:59:33.450477Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:54:28.526929Z"},{"id":"DLA-3236-1","title":"openexr - security update","status":"published","published":"2022-12-12T00:00:00Z","modified":"2026-03-09T01:21:37.851393Z","updated_at":"2026-11-02T15:46:11.734021Z"},{"id":"DSA-5299-1","title":"openexr - security update","status":"published","published":"2022-12-10T00:00:00Z","modified":"2026-03-09T02:08:37.544953Z","updated_at":"2026-11-02T15:46:17.543497Z"},{"id":"MGASA-2021-0524","title":"Updated openexr packages fix security vulnerability","description":"Integer-overflow in Imf_3_1::bytesPerDeepLineTable. (CVE-2021-3933)\nDivide-by-zero in Imf_3_1::RGBtoXYZ. (CVE-2021-3941)\n","status":"published","published":"2021-11-25T13:06:13Z","modified":"2026-04-16T04:44:07.110829229Z","updated_at":"2026-11-02T15:49:41.849028Z"},{"id":"openSUSE-SU-2021:1537-1","title":"Security update for openexr","description":"This update for openexr fixes the following issues:\n\n- CVE-2021-3941: Fixed divide-by-zero in Imf_3_1:RGBtoXYZ (bsc#1192556).\n- CVE-2021-3933: Fixed integer-overflow in Imf_3_1:bytesPerDeepLineTable (bsc#1192498).\n\nThis update was imported from the SUSE:SLE-15:Update update project.","status":"published","published":"2021-12-06T13:06:33Z","modified":"2026-02-04T04:34:41.729648Z","updated_at":"2026-11-02T16:58:32.266854Z"},{"id":"openSUSE-SU-2021:3844-1","title":"Security update for openexr","description":"This update for openexr fixes the following issues:\n\n- CVE-2021-3941: Fixed divide-by-zero in Imf_3_1:RGBtoXYZ (bsc#1192556).\n- CVE-2021-3933: Fixed integer-overflow in Imf_3_1:bytesPerDeepLineTable (bsc#1192498).\n","status":"published","published":"2021-12-01T15:37:42Z","modified":"2026-02-04T03:33:22.075823Z","updated_at":"2026-11-02T16:58:32.266854Z"},{"id":"SUSE-SU-2021:14846-1","title":"Security update for OpenEXR","description":"This update for OpenEXR fixes the following issues:\n\n- CVE-2021-20298: Fixed out-of-memory in B44Compressor (bsc#1188460).\n- CVE-2021-20300: Fixed integer-overflow in Imf_2_5:hufUncompress (bsc#1188458).\n- CVE-2021-20303: Fixed heap-buffer-overflow in Imf_2_5::copyIntoFrameBuffe (bsc#1188457).\n- CVE-2021-20304: Fixed undefined-shift in Imf_2_5:hufDecode (bsc#1188461).\n- CVE-2021-3941: Fixed divide-by-zero in Imf_3_1:RGBtoXYZ (bsc#1192556).\n","status":"published","published":"2021-12-01T15:50:02Z","modified":"2026-02-04T02:43:28.674478Z","updated_at":"2026-11-02T15:53:49.138643Z"},{"id":"SUSE-SU-2021:3843-1","title":"Security update for openexr","description":"This update for openexr fixes the following issues:\n    \n- CVE-2021-3477: Fixed Heap-buffer-overflow in Imf_2_5::DeepTiledInputFile::readPixelSampleCounts (bsc#1184353).\n- CVE-2021-3941: Fixed divide-by-zero in Imf_3_1:RGBtoXYZ (bsc#1192556).\n- CVE-2021-3933: Fixed integer-overflow in Imf_3_1:bytesPerDeepLineTable (bsc#1192498).\n","status":"published","published":"2021-12-01T15:32:18Z","modified":"2026-02-04T02:28:09.390457Z","updated_at":"2026-11-02T15:53:49.605187Z"},{"id":"SUSE-SU-2021:3844-1","title":"Security update for openexr","description":"This update for openexr fixes the following issues:\n\n- CVE-2021-3941: Fixed divide-by-zero in Imf_3_1:RGBtoXYZ (bsc#1192556).\n- CVE-2021-3933: Fixed integer-overflow in Imf_3_1:bytesPerDeepLineTable (bsc#1192498).\n","status":"published","published":"2021-12-01T15:37:34Z","modified":"2026-02-04T03:30:13.873424Z","updated_at":"2026-11-02T15:53:49.605187Z"},{"id":"USN-5150-1","title":"openexr vulnerability","description":"It was discovered that OpenEXR incorrectly handled certain EXR image files.\nAn attacker could possibly use this issue to cause a crash.\n","status":"published","published":"2021-11-17T12:56:23Z","modified":"2026-06-25T13:30:50.959580627Z","updated_at":"2026-11-02T16:58:15.683829Z"},{"id":"USN-5620-1","title":"openexr vulnerabilities","description":"It was discovered that OpenEXR incorrectly handled certain malformed EXR\nimage files. If a user were tricked into opening a crafted EXR image file,\na remote attacker could cause a denial of service, or possibly execute\narbitrary code. These issues only affected Ubuntu 20.04 ESM. (CVE-2021-3598,\nCVE-2021-3605, CVE-2021-20296, CVE-2021-23215, CVE-2021-26260)\n\nIt was discovered that OpenEXR incorrectly handled certain EXR\nimage files. An attacker could possibly use this issue to cause a crash\nor execute arbitrary code. (CVE-2021-3933)\n\nIt was discovered that OpenEXR incorrectly handled certain EXR image files.\nAn attacker could possibly use this issue to cause a crash. (CVE-2021-3941)\n","status":"published","published":"2022-09-20T12:52:57Z","modified":"2026-04-27T16:32:21.18739305Z","updated_at":"2026-11-02T16:58:16.20937Z"}]}}