{"id":"CVE-2021-46102","details":"From version 0.2.14 to 0.2.16 for Solana rBPF, function \"relocate\" in the file src/elf.rs has an integer overflow bug because the sym.st_value is read directly from ELF file without checking. If the sym.st_value is rather large, an integer overflow is triggered while calculating the variable \"addr\" via \"addr = (sym.st_value + refd_pa) as u64\";","aliases":["GHSA-xwqr-xmgg-j69q"],"modified":"2026-07-08T23:46:46.891558Z","published":"2022-01-27T18:15:07.770Z","references":[{"type":"FIX","url":"https://github.com/solana-labs/rbpf/pull/200"},{"type":"FIX","url":"https://github.com/solana-labs/rbpf/pull/236"},{"type":"EVIDENCE","url":"https://blocksecteam.medium.com/new-integer-overflow-bug-discovered-in-solana-rbpf-7729717159ee"},{"type":"EVIDENCE","url":"https://github.com/solana-labs/rbpf/blob/c14764850f0b83b58aa013248eaf6d65836c1218/src/elf.rs#L609-L630"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/solana-labs/rbpf","events":[{"introduced":"302de4d10888dfb76534693308f4ef8060b86fcd"},{"last_affected":"c14764850f0b83b58aa013248eaf6d65836c1218"}],"database_specific":{"cpe":"cpe:2.3:a:solanalabs:rbpf:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0.2.14"},{"last_affected":"0.2.16"}],"source":"CPE_RANGE"}}],"versions":["v0.2.16","v0.2.15","v0.2.14"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-46102.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}