{"schemaVersion":3,"id":"USN-7198-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"rlottie vulnerabilities\n\n\nPaolo Giai discovered a series of stack-based overflow vulnerabilities in\nthe blit and gray_render_cubic functions of a custom fork of the rlottie\nlibrary. An attacker could possibly use this issue to leak sensitive\ninformation. This issue only affected Ubuntu 20.04 LTS and Ubuntu 22.04\nLTS. (CVE-2021-31315, CVE-2021-31321)\n\nPaolo Giai discovered a series of type confusion vulnerabilities in the\nVDasher constructor and the LOTCompLayerItem::LOTCompLayerItem function\nof a custom fork of the rlottie library. An attacker could possibly use\nthis issue to leak sensitive information. This issue only affected Ubuntu\n20.04 LTS. (CVE-2021-31317, CVE-2021-31318)\n\nPaolo Giai discovered an integer overflow vulnerability in the\nLOTGradient::populate function of a custom fork of the rlottie library.\nAn attacker could possibly use this issue to leak sensitive information.\nThis issue only affected Ubuntu 20.04 LTS. (CVE-2021-31319)\n\nPaolo Giai discovered a series of heap buffer overflow vulnerabilities\nin the VGradientCache::generateGradientColorTable and\nLOTGradient::populate functions of a custom fork of the rlottie library.\nAn attacker could possibly use this issue to achieve remote code execution.\nThis issue only affected Ubuntu 20.04 LTS. (CVE-2021-31320, CVE-2021-31322)","dates":{"published":"2025-01-10T01:11:01.000Z","modified":"2026-04-22T10:48:27.496Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":null,"severity":"unknown","version":null,"versionLabel":null,"source":null,"vector":null,"computed":false,"selection":"none"},"metrics":[]},"epss":{"probability":null,"percentile":null,"severity":"unknown","asOf":null,"change":{"pp":null,"baselineDate":null,"baselineScore":null},"history":[],"last30":[]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[],"affected":[{"vendor":"ubuntu","product":"rlottie","name":"rlottie","label":"rlottie","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/rlottie","purlType":"deb","versions":[{"text":"< 0~git20200305.a717479+dfsg-1ubuntu0.1~esm1","noFixRecorded":false,"fixedIn":null},{"text":"< 0.1+dfsg-2ubuntu0.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0~git20200305.a717479+dfsg-1ubuntu0.1~esm1 | < 0.1+dfsg-2ubuntu0.1","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-7198-1","label":"ubuntu.com/security/notices/USN-7198-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2021-31315","label":"ubuntu.com/security/CVE-2021-31315","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2021-31317","label":"ubuntu.com/security/CVE-2021-31317","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2021-31318","label":"ubuntu.com/security/CVE-2021-31318","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2021-31319","label":"ubuntu.com/security/CVE-2021-31319","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2021-31320","label":"ubuntu.com/security/CVE-2021-31320","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2021-31321","label":"ubuntu.com/security/CVE-2021-31321","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2021-31322","label":"ubuntu.com/security/CVE-2021-31322","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2021-31315","CVE-2021-31317","CVE-2021-31318","CVE-2021-31319","CVE-2021-31320","CVE-2021-31321","CVE-2021-31322"],"downstream":[],"duplicates":[],"related":["CVE-2021-31315","CVE-2021-31317","CVE-2021-31318","CVE-2021-31319","CVE-2021-31320","CVE-2021-31321","CVE-2021-31322"]},"timeline":[{"kind":"published","date":"2025-01-10T01:11:01.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-04-22T10:48:27.496Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":0,"level":"minimal","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-20T21:21:48.466Z","stale":false,"partial":false}}