{"id":"CVE-2021-20285","state":"PUBLISHED","title":"A flaw was found in upx canPack in p_lx_elf.cpp in UPX 3.96. This flaw allows attackers to cause a denial of service (SEGV or buffer overflow and application crash) or possibly hav","description":"A flaw was found in upx canPack in p_lx_elf.cpp in UPX 3.96. This flaw allows attackers to cause a denial of service (SEGV or buffer overflow and application crash) or possibly have unspecified other impacts via a crafted ELF. The highest threat from this vulnerability is to system availability.","publishedAt":"2021-03-26T16:35:14.000Z","updatedAt":"2024-08-03T17:37:22.715Z","severity":null,"assigner":"redhat","products":["n/a upx"],"affected":[{"vendor":"n/a","product":"upx","versions":[{"version":"UPX 3.96","status":"affected"}]}],"references":["https://github.com/upx/upx/issues/421","https://bugzilla.redhat.com/show_bug.cgi?id=1937787"],"weaknesses":["CWE-119"],"ingestedAt":"2026-10-29T19:47:55.610Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2021/20xxx/CVE-2021-20285.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-20285","state":"PUBLISHED","datePublished":"2021-03-26T16:35:14.000Z","dateUpdated":"2024-08-03T17:37:22.715Z","assignerShortName":"redhat","assignerOrgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","dateReserved":"2020-12-17T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"A flaw was found in upx canPack in p_lx_elf.cpp in UPX 3.96. This flaw allows attackers to cause a denial of service (SEGV or buffer overflow and application crash) or possibly have unspecified other impacts via a crafted ELF. The highest threat from this vulnerability is to system availability."}],"affected":[{"vendor":"n/a","product":"upx","versions":[{"version":"UPX 3.96","status":"affected"}]}],"references":[{"url":"https://github.com/upx/upx/issues/421","tags":["x_refsource_MISC"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1937787","tags":["x_refsource_MISC"]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-119","description":"CWE-119","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"redhat","dateUpdated":"2021-03-26T16:35:14.000Z","orgId":"53f830b8-0a3f-465b-8143-3b8a9948e749"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://github.com/upx/upx/issues/421","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1937787","tags":["x_refsource_MISC","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-03T17:37:22.715Z"}}]}}}