{"id":"GO-2021-0103","summary":"Denial of service in github.com/holiman/uint256","details":"Due to improper bounds checking, certain mathematical operations can cause a panic via an out of bounds read. If this package is used to process untrusted user inputs, this may be used as a vector for a denial of service attack.","aliases":["CVE-2020-26242","GHSA-jm5c-rv3w-w83m"],"modified":"2026-03-17T04:05:48.343192Z","published":"2021-07-28T18:08:05Z","database_specific":{"review_status":"REVIEWED","url":"https://pkg.go.dev/vuln/GO-2021-0103"},"references":[{"type":"FIX","url":"https://github.com/holiman/uint256/pull/80"},{"type":"FIX","url":"https://github.com/holiman/uint256/commit/6785da6e3eea403260a5760029e722aa4ff1716d"}],"affected":[{"package":{"name":"github.com/holiman/uint256","ecosystem":"Go","purl":"pkg:golang/github.com/holiman/uint256"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0.1.0"},{"fixed":"1.1.1"}]}],"ecosystem_specific":{"imports":[{"symbols":["Int.AddMod","Int.Div","Int.Mod","Int.MulMod","Int.SDiv","Int.SMod","udivrem"],"path":"github.com/holiman/uint256"}]},"database_specific":{"source":"https://vuln.go.dev/ID/GO-2021-0103.json"}}],"schema_version":"1.7.5","credits":[{"name":"Dima Stebaev"}]}