{"schemaVersion":3,"id":"MGASA-2026-0366","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Updated libarchive packages fix security vulnerabilities\n\nDouble-free vulnerability in rar5 decompression logic via dangling\nfiltered_buf pointer in init_unpack(). (CVE-2026-14164)\nHeap overflow oob read while parsing a tar archive contains a pax\nextended header. (CVE-2026-15028)\nA null pointer dereference vulnerability exists in the acl parser of\nlibarchive. (CVE-2026-5745)\nReading past eof may be triggered for piped file streams.\n(CVE-2025-5918)\nAn issue was discovered in libarchive bsdtar before version 3.8.1 in\nfunction apply_substitution in file tar/subst.c when processing crafted\n-s substitution rules. This can cause unbounded memory allocation and\nlead to denial of service (Out-of-Memory crash). (CVE-2025-60753)\nInfinite loop denial of service in rar5 decompression via\narchive_read_data() in libarchive. (CVE-2026-4111)\nInformation disclosure via heap out-of-bounds read in rar archive\nprocessing. (CVE-2026-4424)\nDenial of service via malformed iso file processing. (CVE-2026-4426)\nArbitrary code execution via integer overflow in iso9660 image\nprocessing. (CVE-2026-5121)","dates":{"published":"2026-09-02T16:59:28.000Z","modified":"2026-09-02T17:11:17.793Z","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":"libarchive","name":"libarchive","label":"libarchive","ecosystem":"Mageia","cpePart":null,"purl":"pkg:rpm/mageia/libarchive","purlType":"rpm","versions":[{"text":"< 3.8.9-1.mga10","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 3.8.9-1.mga10","eol":null,"hubHref":null},{"vendor":"mageia","product":"libarchive","name":"libarchive","label":"libarchive","ecosystem":"Mageia","cpePart":null,"purl":"pkg:rpm/mageia/libarchive","purlType":"rpm","versions":[{"text":"< 3.6.2-5.6.mga9","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 3.6.2-5.6.mga9","eol":null,"hubHref":null}],"affectedCount":2,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://advisories.mageia.org/MGASA-2026-0366.html","label":"advisories.mageia.org/MGASA-2026-0366.html","hostname":"advisories.mageia.org","tags":["Advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=35999","label":"bugs.mageia.org/show_bug.cgi?id=35999","hostname":"bugs.mageia.org","tags":["REPORT"]},{"url":"https://ubuntu.com/security/notices/USN-8581-1","label":"ubuntu.com/security/notices/USN-8581-1","hostname":"ubuntu.com","tags":["Advisory"]}],"lineage":{"upstream":["CVE-2025-5918","CVE-2025-60753","CVE-2026-14164","CVE-2026-15028","CVE-2026-4111","CVE-2026-4424","CVE-2026-4426","CVE-2026-5121","CVE-2026-5745"],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2026-09-02T16:59:28.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-09-02T17:11:17.793Z","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":"2026-10-20T04:08:50.450Z","stale":false,"partial":false}}