{"schemaVersion":3,"id":"MGASA-2020-0096","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Updated upx packages fix security vulnerabilities\n\nThe updated packages fix security vulnerabilities:\n\nPackLinuxElf64::unpack in p_lx_elf.cpp in UPX 3.95 allows remote attackers\nto cause a denial of service (double free), limit the ability of a malware\nscanner to operate on the entire original data, or possibly have\n unspecified other impact via a crafted file. (CVE-2018-11243)\n\nA heap-based buffer over-read was discovered in canUnpack in p_mach.cpp in\nUPX 3.95 via a crafted Mach-O file. (CVE-2019-20021)\n\nA floating-point exception was discovered in PackLinuxElf::elf_hash in\np_lx_elf.cpp in UPX 3.95. The vulnerability causes an application crash,\nwhich leads to denial of service. (CVE-2019-20051)\n\nAn invalid memory address dereference was discovered in the canUnpack\nfunction in p_mach.cpp in UPX 3.95 via a crafted Mach-O file.\n(CVE-2019-20053)\n\nA denial of service in PackLinuxElf32::PackLinuxElf32help1().\n(CVE-2019-1010048)","dates":{"published":"2020-02-24T21:44:46.000Z","modified":"2026-04-16T04:44:21.897Z","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":"ucl","name":"ucl","label":"ucl","ecosystem":"Mageia","cpePart":null,"purl":"pkg:rpm/mageia/ucl","purlType":"rpm","versions":[{"text":"< 1.03-16.1.mga7","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.03-16.1.mga7","eol":null,"hubHref":null},{"vendor":"mageia","product":"upx","name":"upx","label":"upx","ecosystem":"Mageia","cpePart":null,"purl":"pkg:rpm/mageia/upx","purlType":"rpm","versions":[{"text":"< 3.96-1.mga7","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 3.96-1.mga7","eol":null,"hubHref":null}],"affectedCount":2,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://advisories.mageia.org/MGASA-2020-0096.html","label":"advisories.mageia.org/MGASA-2020-0096.html","hostname":"advisories.mageia.org","tags":["Advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=26172","label":"bugs.mageia.org/show_bug.cgi?id=26172","hostname":"bugs.mageia.org","tags":["REPORT"]},{"url":"https://lists.opensuse.org/opensuse-updates/2020-02/msg00012.html","label":"lists.opensuse.org/opensuse-updates/2020-02/msg00012.html","hostname":"lists.opensuse.org","tags":["WEB"]},{"url":"https://lists.opensuse.org/opensuse-updates/2020-02/msg00006.html","label":"lists.opensuse.org/opensuse-updates/2020-02/msg00006.html","hostname":"lists.opensuse.org","tags":["WEB"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/thread/D7XU42G6MUQQXHWRP7DCF2JSIBOJ5GOO/","label":"lists.fedoraproject.org/archives/…","hostname":"lists.fedoraproject.org","tags":["WEB"]}],"lineage":{"upstream":["CVE-2018-11243","CVE-2019-1010048","CVE-2019-20021","CVE-2019-20051","CVE-2019-20053"],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2020-02-24T21:44:46.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-04-16T04:44:21.897Z","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":"2026-10-22T07:17:56.815Z","stale":false,"partial":false}}