CVE-2022-23639

Exploitation

Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.

SSVC decision

• ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

1.22% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 68.3% of scored records. A rank, not a probability.

NVD base score

8.1 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2022-02-15 18:20Z4 YR AGO

Last updated

2025-04-22 18:22Z1 YR AGO

Reserved

2022-01-19

Assigning CNA

GitHub_M

Record state

PUBLISHED

Severity

High (CVSS 8.1)

CNA CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses

• CWE-362Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')Class

Data version

5.1

Document digest

09b193bd747ba9ae13dbd526d20a5bffca145b43f4d3a2ef570507f247327dd7

• github.comhttps://github.com/crossbeam-rs/crossbeam/security/advisories/GHSA-qc84-gqf4-9926x_refsource_CONFIRM
• github.comhttps://github.com/crossbeam-rs/crossbeam/pull/781x_refsource_MISC
• github.comhttps://github.com/crossbeam-rs/crossbeam/releases/tag/crossbeam-utils-0.8.7x_refsource_MISC