{"id":"CVE-2021-3478","aliases":["ALPINE-CVE-2021-3478","DEBIAN-CVE-2021-3478","DLA-2701-1","DLA-3236-1","EUVD-2021-26800","GHSA-fwcc-9735-qjcm","MGASA-2021-0326","UBUNTU-CVE-2021-3478","USN-4900-1"],"status":"published","title":"There's a flaw in OpenEXR's scanline input file functionality in versions before 3.0.0-beta. An...","description":"There's a flaw in OpenEXR's scanline input file functionality in versions before 3.0.0-beta. An attacker able to submit a crafted file to be processed by OpenEXR could consume excessive system memory. 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Tracking","Patch","Third Party Advisory","fix"]},{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=27409","tags":["x_transferred","Issue Tracking","Third Party Advisory","report"]},{"url":"https://lists.debian.org/debian-lts-announce/2021/07/msg00001.html","tags":["mailing-list","x_transferred","Third Party Advisory","advisory"]},{"url":"https://security.gentoo.org/glsa/202107-27","tags":["vendor-advisory","x_transferred","Third Party Advisory","advisory"]},{"url":"https://lists.debian.org/debian-lts-announce/2022/12/msg00022.html","tags":["mailing-list","x_transferred","Mailing List","Third Party Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-3478"},{"url":"https://github.com/advisories/GHSA-fwcc-9735-qjcm"},{"url":"https://security.alpinelinux.org/vuln/CVE-2021-3478","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2021-3478","tags":["advisory"]},{"url":"https://advisories.mageia.org/MGASA-2021-0326.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=29005","tags":["report"]},{"url":"https://www.openexr.com/","tags":["web"]},{"url":"https://ubuntu.com/security/notices/USN-4900-1","tags":["advisory"]},{"url":"https://ubuntu.com/security/notices/USN-4996-1","tags":["advisory"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/thread/4KYNJSMVA6YJY5NMKDZ5SAISKZG2KCKC/","tags":["web"]},{"url":"https://ubuntu.com/security/CVE-2021-3478","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-3478","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2021-3474","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2021-3475","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2021-3476","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2021-3477","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2021-3479","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2021-3478","description":"There's a flaw in OpenEXR's scanline input file functionality in versions before 3.0.0-beta. An attacker able to submit a crafted file to be processed by OpenEXR could consume excessive system memory. The greatest impact of this flaw is to system availability.","status":"published","published":"2021-03-31T00:00:00Z","modified":"2024-08-03T16:53:17.62Z","cwes":["CWE-400"],"updated_at":"2026-11-02T14:33:04.020035Z"}],"euvd":[{"id":"EUVD-2021-26800","description":"There's a flaw in OpenEXR's scanline input file functionality in versions before 3.0.0-beta. An attacker able to submit a crafted file to be processed by OpenEXR could consume excessive system memory. The greatest impact of this flaw is to system availability.","status":"published","published":"2021-03-31T00:00:00Z","modified":"2024-08-03T16:53:17Z","updated_at":"2026-11-03T03:25:13.052236Z"}],"ghsa":[{"id":"GHSA-fwcc-9735-qjcm","title":"There's a flaw in OpenEXR's scanline input file functionality in versions before 3.0.0-beta. An...","description":"There's a flaw in OpenEXR's scanline input file functionality in versions before 3.0.0-beta. An attacker able to submit a crafted file to be processed by OpenEXR could consume excessive system memory. The greatest impact of this flaw is to system availability.","status":"published","published":"2022-05-24T17:46:00Z","modified":"2023-01-27T05:04:47Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-400","CWE-770"],"updated_at":"2026-11-02T14:42:32.689787Z"}],"nvd":[{"id":"CVE-2021-3478","description":"There's a flaw in OpenEXR's scanline input file functionality in versions before 3.0.0-beta. An attacker able to submit a crafted file to be processed by OpenEXR could consume excessive system memory. 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The greatest impact of this flaw is to system availability.","status":"published","published":"2021-03-31T14:15:21.127Z","modified":"2026-11-03T06:32:33.609631566Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-03T07:17:20.312441Z"},{"id":"CVE-2021-3478","description":"There's a flaw in OpenEXR's scanline input file functionality in versions before 3.0.0-beta. An attacker able to submit a crafted file to be processed by OpenEXR could consume excessive system memory. The greatest impact of this flaw is to system availability.","status":"published","published":"2021-03-31T14:15:21.127Z","modified":"2026-10-24T14:18:03.635969642Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:44:20.13324Z"},{"id":"DEBIAN-CVE-2021-3478","description":"There's a flaw in OpenEXR's scanline input file functionality in versions before 3.0.0-beta. An attacker able to submit a crafted file to be processed by OpenEXR could consume excessive system memory. The greatest impact of this flaw is to system availability.","status":"published","published":"2021-03-31T14:15:21.127Z","modified":"2026-10-23T18:03:37.774020847Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:45:35.233346Z"},{"id":"UBUNTU-CVE-2021-3478","description":"There's a flaw in OpenEXR's scanline input file functionality in versions before 3.0.0-beta. An attacker able to submit a crafted file to be processed by OpenEXR could consume excessive system memory. 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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 (CVE-2021-3474, CVE-2021-3475, CVE-2021-3476, CVE-2021-3477,\nCVE-2021-3478, CVE-2021-3479, CVE-2021-3598, CVE-2021-3605, CVE-2021-20296,\nCVE-2021-23169, CVE-2021-23215, CVE-2021-26260).\n","status":"published","published":"2021-07-10T12:56:54Z","modified":"2026-04-16T04:42:39.83798364Z","updated_at":"2026-11-02T15:49:41.509337Z"},{"id":"USN-4900-1","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.\n","status":"published","published":"2021-04-01T17:33:50Z","modified":"2026-04-22T10:13:50.875333Z","updated_at":"2026-11-02T16:58:15.159055Z"}]}}