{"id":"UBUNTU-CVE-2021-45710","details":"An issue was discovered in the tokio crate before 1.8.4, and 1.9.x through 1.13.x before 1.13.1, for Rust. In certain circumstances involving a closed oneshot channel, there is a data race and memory corruption.","modified":"2026-05-20T16:06:30.782873945Z","published":"2021-12-27T00:15:00Z","upstream":["CVE-2021-45710"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-45710"},{"type":"REPORT","url":"https://rustsec.org/advisories/RUSTSEC-2021-0124.html"},{"type":"REPORT","url":"https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/tokio/RUSTSEC-2021-0124.md"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2021-45710"}],"affected":[{"package":{"name":"rust-tokio","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/rust-tokio?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.1.14-2","0.1.14-2build1"],"ecosystem_specific":{"binaries":[{"binary_version":"0.1.14-2build1","binary_name":"librust-tokio+async-await-preview-dev"},{"binary_name":"librust-tokio+bytes-dev","binary_version":"0.1.14-2build1"},{"binary_name":"librust-tokio+codec-dev","binary_version":"0.1.14-2build1"},{"binary_name":"librust-tokio+default-dev","binary_version":"0.1.14-2build1"},{"binary_name":"librust-tokio+fs-dev","binary_version":"0.1.14-2build1"},{"binary_name":"librust-tokio+io-dev","binary_version":"0.1.14-2build1"},{"binary_version":"0.1.14-2build1","binary_name":"librust-tokio+mio-dev"},{"binary_name":"librust-tokio+num-cpus-dev","binary_version":"0.1.14-2build1"},{"binary_name":"librust-tokio+reactor-dev","binary_version":"0.1.14-2build1"},{"binary_version":"0.1.14-2build1","binary_name":"librust-tokio+rt-full-dev"},{"binary_name":"librust-tokio+tcp-dev","binary_version":"0.1.14-2build1"},{"binary_name":"librust-tokio+timer-dev","binary_version":"0.1.14-2build1"},{"binary_name":"librust-tokio+tokio-async-await-dev","binary_version":"0.1.14-2build1"},{"binary_name":"librust-tokio+tokio-codec-dev","binary_version":"0.1.14-2build1"},{"binary_name":"librust-tokio+tokio-current-thread-dev","binary_version":"0.1.14-2build1"},{"binary_name":"librust-tokio+tokio-executor-dev","binary_version":"0.1.14-2build1"},{"binary_name":"librust-tokio+tokio-fs-dev","binary_version":"0.1.14-2build1"},{"binary_name":"librust-tokio+tokio-io-dev","binary_version":"0.1.14-2build1"},{"binary_name":"librust-tokio+tokio-reactor-dev","binary_version":"0.1.14-2build1"},{"binary_name":"librust-tokio+tokio-tcp-dev","binary_version":"0.1.14-2build1"},{"binary_version":"0.1.14-2build1","binary_name":"librust-tokio+tokio-threadpool-dev"},{"binary_name":"librust-tokio+tokio-timer-dev","binary_version":"0.1.14-2build1"},{"binary_name":"librust-tokio+tokio-udp-dev","binary_version":"0.1.14-2build1"},{"binary_name":"librust-tokio+tokio-uds-dev","binary_version":"0.1.14-2build1"},{"binary_version":"0.1.14-2build1","binary_name":"librust-tokio+udp-dev"},{"binary_version":"0.1.14-2build1","binary_name":"librust-tokio+uds-dev"},{"binary_name":"librust-tokio-dev","binary_version":"0.1.14-2build1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-45710.json"}},{"package":{"name":"rust-tokio","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/rust-tokio?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.1.14-2build1","1.15.0-1"],"ecosystem_specific":{"binaries":[{"binary_name":"librust-tokio-dev","binary_version":"1.15.0-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-45710.json"}},{"package":{"name":"rust-tokio","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/rust-tokio?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.29.1-1","1.33.0-1","1.35.1-1"],"ecosystem_specific":{"binaries":[{"binary_version":"1.35.1-1","binary_name":"librust-tokio-dev"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-45710.json"}},{"package":{"name":"rust-tokio","ecosystem":"Ubuntu:25.10","purl":"pkg:deb/ubuntu/rust-tokio?arch=source&distro=questing"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.43.0-1","1.43.1-1","1.47.1-2"],"ecosystem_specific":{"binaries":[{"binary_version":"1.47.1-2","binary_name":"librust-tokio-dev"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-45710.json"}},{"package":{"name":"rust-tokio","ecosystem":"Ubuntu:26.04:LTS","purl":"pkg:deb/ubuntu/rust-tokio?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.47.1-2","1.48.0-2"],"ecosystem_specific":{"binaries":[{"binary_version":"1.48.0-2","binary_name":"librust-tokio-dev"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-45710.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}