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rust-tokio — security advisory

Type: advisorySources: OSVAdvisory ID: UBUNTU-CVE-2021-45710

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.

Products
rust-tokio
Affected versions
0.1.14-2, 0.1.14-2build1, 1.15.0-1, 1.29.1-1, 1.33.0-1, 1.35.1-1, 1.43.0-1, 1.43.1-1, 1.47.1-2, 1.48.0-2, 1.53.1-1
Fixed versions
Not specified
CVEs
CVE-2021-45710
Confirmed fixed CVEs
Not specified
Updated in this feed
31 Oct 2026, 00:39 UTC · Revision 1

Source evidence

UBUNTU-CVE-2021-45710

core-osv · Original source

Published 27 Dec 2021, 00:15 UTC

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.

osv:UBUNTU-CVE-2021-45710

rust-tokio

Fixed versions: Not specified

rust-tokio

Fixed versions: Not specified

rust-tokio

Fixed versions: Not specified

rust-tokio

Fixed versions: Not specified

rust-tokio

Fixed versions: Not specified

rust-tokio

Fixed versions: Not specified

Complete source record
{
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  "url": "https://osv.dev/vulnerability/UBUNTU-CVE-2021-45710",
  "method": "structured",
  "payload": {
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    "evidence": "osv:UBUNTU-CVE-2021-45710",
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    "severity": "high",
    "structured": {
      "id": "UBUNTU-CVE-2021-45710",
      "aliases": [
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      "metrics": [
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          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"
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          "versions": [
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          "database_specific": {
            "source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-45710.json"
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          "ecosystem_specific": {
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                "binary_name": "librust-tokio+rt-full-dev",
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                "binary_name": "librust-tokio+tcp-dev",
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              {
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              {
                "binary_name": "librust-tokio+tokio-tcp-dev",
                "binary_version": "0.1.14-2build1"
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              {
                "binary_name": "librust-tokio+tokio-threadpool-dev",
                "binary_version": "0.1.14-2build1"
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              {
                "binary_name": "librust-tokio+tokio-timer-dev",
                "binary_version": "0.1.14-2build1"
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              {
                "binary_name": "librust-tokio+tokio-udp-dev",
                "binary_version": "0.1.14-2build1"
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                "binary_name": "librust-tokio+tokio-uds-dev",
                "binary_version": "0.1.14-2build1"
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                "binary_name": "librust-tokio+udp-dev",
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          },
          "versions": [
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          "database_specific": {
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      "modified": "2026-10-17T12:55:55.055627118Z",
      "provider": "osv",
      "upstream": [
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      "references": [
        "https://ubuntu.com/security/CVE-2021-45710",
        "https://rustsec.org/advisories/RUSTSEC-2021-0124.html",
        "https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/tokio/RUSTSEC-2021-0124.md",
        "https://www.cve.org/CVERecord?id=CVE-2021-45710"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2021-45710",
        "evidence": "/upstream"
      }
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    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 354286,
  "published_at": "2021-12-27T00:15:00+00:00"
}