{"id":"CVE-2021-43311","state":"PUBLISHED","title":"A heap-based buffer overflow was discovered in upx, during the generic pointer 'p' points to an inaccessible address in func get_le32(). The problem is essentially caused in PackLi","description":"A heap-based buffer overflow was discovered in upx, during the generic pointer 'p' points to an inaccessible address in func get_le32(). The problem is essentially caused in PackLinuxElf32::elf_lookup() at p_lx_elf.cpp:5382.","publishedAt":"2023-03-24T00:00:00.000Z","updatedAt":"2025-02-25T15:17:28.186Z","severity":null,"assigner":"fedora","products":["n/a upx"],"affected":[{"vendor":"n/a","product":"upx","versions":[{"version":"upx before 4.0.0-git-c6b9e3c62d15","status":"affected"}]}],"references":["https://github.com/upx/upx/issues/380"],"weaknesses":["CWE-119"],"ingestedAt":"2026-10-29T19:49:07.642Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2021/43xxx/CVE-2021-43311.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-43311","state":"PUBLISHED","datePublished":"2023-03-24T00:00:00.000Z","dateUpdated":"2025-02-25T15:17:28.186Z","assignerShortName":"fedora","assignerOrgId":"92fb86c3-55a5-4fb5-9c3f-4757b9e96dc5","dateReserved":"2021-11-03T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"A heap-based buffer overflow was discovered in upx, during the generic pointer 'p' points to an inaccessible address in func get_le32(). The problem is essentially caused in PackLinuxElf32::elf_lookup() at p_lx_elf.cpp:5382."}],"affected":[{"vendor":"n/a","product":"upx","versions":[{"version":"upx before 4.0.0-git-c6b9e3c62d15","status":"affected"}]}],"references":[{"url":"https://github.com/upx/upx/issues/380"}],"problemTypes":[{"descriptions":[{"cweId":"CWE-119","type":"CWE","lang":"en","description":"CWE-119"}]}],"providerMetadata":{"shortName":"fedora","orgId":"92fb86c3-55a5-4fb5-9c3f-4757b9e96dc5","dateUpdated":"2023-03-24T00:00:00.000Z"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://github.com/upx/upx/issues/380","tags":["x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-04T03:55:28.440Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-02-25T15:17:05.169127Z","id":"CVE-2021-43311","options":[{"Exploitation":"poc"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-02-25T15:17:28.186Z"}}]}}}