{"id":"RUSTSEC-2023-0083","summary":"blurhash: panic on parsing crafted blurhash inputs","details":"## Impact\nThe blurhash parsing code may panic due to multiple panic-guarded out-of-bounds accesses on untrusted input.\n\nIn a typical deployment, this may get triggered by feeding a maliciously crafted blurhashes over the network. These may include:\n- UTF-8 compliant strings containing multi-byte UTF-8 characters\n\n## Patches\nThe patches were released under version 0.2.0, which may require user intervention because of slight API churn.","aliases":["CVE-2023-42447","GHSA-cxvp-82cq-57h2"],"modified":"2026-03-13T06:56:58.189349Z","published":"2023-09-19T12:00:00Z","database_specific":{"license":"CC0-1.0"},"references":[{"type":"PACKAGE","url":"https://crates.io/crates/blurhash"},{"type":"ADVISORY","url":"https://rustsec.org/advisories/RUSTSEC-2023-0083.html"},{"type":"ADVISORY","url":"https://github.com/whisperfish/blurhash-rs/security/advisories/GHSA-cxvp-82cq-57h2"},{"type":"ADVISORY","url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-42447"}],"affected":[{"package":{"name":"blurhash","ecosystem":"crates.io","purl":"pkg:cargo/blurhash"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0.0.0-0"},{"fixed":"0.2.0"}]}],"ecosystem_specific":{"affects":{"functions":["blurhash::decode"],"os":[],"arch":[]},"affected_functions":null},"database_specific":{"informational":null,"source":"https://github.com/rustsec/advisory-db/blob/osv/crates/RUSTSEC-2023-0083.json","categories":["denial-of-service"],"cvss":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H"}]}