An issue was discovered in the ckb crate before 0.40.0 for Rust. A get_block_template RPC call may fail in situations where it is supposed to select a Nervos CKB blockchain transaction with a higher fee rate than another transaction.

These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.

CVE-2021-45698 · Microsoft / collected KEV context

EUVD-2022-0528

GHSA-8gjm-h3xj-mp6w

GHSA-v666-6w97-pcwm

RUSTSEC-2021-0107

cve-program · CVE-2021-45698

• https://rustsec.org/advisories/RUSTSEC-2021-0107.html
• https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/ckb/RUSTSEC-2021-0107.md

euvd · EUVD-2022-0528

• https://rustsec.org/advisories/RUSTSEC-2021-0107.html
• https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/ckb/RUSTSEC-2021-0107.md

nvd · CVE-2021-45698

• https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/ckb/RUSTSEC-2021-0107.md
• https://rustsec.org/advisories/RUSTSEC-2021-0107.html

osv · GHSA-8gjm-h3xj-mp6w

• https://github.com/nervosnetwork/ckb/security/advisories/GHSA-v666-6w97-pcwm
• https://nvd.nist.gov/vuln/detail/CVE-2021-45698
• https://github.com/nervosnetwork/ckb
• https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/ckb/RUSTSEC-2021-0107.md
• https://rustsec.org/advisories/RUSTSEC-2021-0107.html

osv · GHSA-v666-6w97-pcwm

• https://github.com/nervosnetwork/ckb/security/advisories/GHSA-v666-6w97-pcwm
• https://rustsec.org/advisories/RUSTSEC-2021-0107.html

osv · RUSTSEC-2021-0107

• https://crates.io/crates/ckb
• https://rustsec.org/advisories/RUSTSEC-2021-0107.html
• https://github.com/nervosnetwork/ckb/commit/e5b45795375d7dc2a689fb46790caca5c2653638

No related operational record is retained in the current change model.