{"schemaVersion":3,"id":"MGASA-2021-0318","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Updated glib2.0 packages fix security vulnerabilities\n\nKrzesimir Nowak discovered that GLib incorrectly handled certain large\nbuffers. A remote attacker could use this issue to cause applications linked\nto GLib to crash, resulting in a denial of service, or possibly execute\narbitrary code (CVE-2021-27218).\n\nKevin Backhouse discovered that GLib incorrectly handled certain memory\nallocations. A remote attacker could use this issue to cause applications\nlinked to GLib to crash, resulting in a denial of service, or possibly execute\narbitrary code (CVE-2021-27219).\n\nIt was discovered that GLib incorrectly handled certain symlinks when\nreplacing files. If a user or automated system were tricked into extracting a\nspecially crafted file with File Roller, a remote attacker could possibly\ncreate files outside of the intended directory (CVE-2021-28153).","dates":{"published":"2021-07-08T22:43:19.000Z","modified":"2026-04-16T04:41:24.076Z","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":"mageia","product":"glib2.0","name":"glib2.0","label":"glib2.0","ecosystem":"Mageia","cpePart":null,"purl":"pkg:rpm/mageia/glib2.0","purlType":"rpm","versions":[{"text":"< 2.60.2-1.5.mga7","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.60.2-1.5.mga7","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://advisories.mageia.org/MGASA-2021-0318.html","label":"advisories.mageia.org/MGASA-2021-0318.html","hostname":"advisories.mageia.org","tags":["Advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=28520","label":"bugs.mageia.org/show_bug.cgi?id=28520","hostname":"bugs.mageia.org","tags":["REPORT"]},{"url":"https://ubuntu.com/security/notices/USN-4759-1","label":"ubuntu.com/security/notices/USN-4759-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/notices/USN-4764-1","label":"ubuntu.com/security/notices/USN-4764-1","hostname":"ubuntu.com","tags":["Advisory"]}],"lineage":{"upstream":["CVE-2021-27218","CVE-2021-27219","CVE-2021-28153"],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2021-07-08T22:43:19.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-04-16T04:41:24.076Z","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":"2026-10-20T05:41:49.323Z","stale":false,"partial":false}}