CVE-2022-23066

Name: CVE-2022-23066
Creator: NVD / NIST
Published: 2022-05-09T07:15:08.33+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.1/10EPSS 2.24%

Last modified Jun 17, 2026

CVE-2022-23066 is a critical-severity vulnerability rated 9.1/10 on the CVSS scale. In Solana rBPF versions 0.2.26 and 0.2.27 are affected by Incorrect Calculation which is caused by improper implementation of sdiv instruction. This can lead to the wrong execution path, resulting in huge loss in specific cases. EPSS estimates a 2.24% chance of exploitation in the next 30 days.

Description

In Solana rBPF versions 0.2.26 and 0.2.27 are affected by Incorrect Calculation which is caused by improper implementation of sdiv instruction. This can lead to the wrong execution path, resulting in huge loss in specific cases. For example, the result of a sdiv instruction may decide whether to transfer tokens or not. The vulnerability affects both integrity and may cause serious availability problems.

Metrics

CVSS 3.1

9.1/10

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

EPSS Probability

2.24%

80.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-682

Affected Software

Vendor	Product	Versions
Solana	Rbpf	0.2.26
Solana	Rbpf	0.2.27

References

https://blocksecteam.medium.com/how-a-critical-bug-in-solana-network-was-detected-and-timely-patched-a701870e1324Exploit, Third Party Advisory
https://github.com/solana-labs/rbpf/commit/e61e045f8c244de978401d186dcfd50838817297Patch, Third Party Advisory
https://www.whitesourcesoftware.com/vulnerability-database/CVE-2022-23066Exploit, Third Party Advisory
https://blocksecteam.medium.com/how-a-critical-bug-in-solana-network-was-detected-and-timely-patched-a701870e1324Exploit, Third Party Advisory
https://github.com/solana-labs/rbpf/commit/e61e045f8c244de978401d186dcfd50838817297Patch, Third Party Advisory
https://www.whitesourcesoftware.com/vulnerability-database/CVE-2022-23066Exploit, Third Party Advisory

Timeline

Published: May 9, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-23066?

How severe is CVE-2022-23066?

CVE-2022-23066 has a CVSS score of 9.1/10 (CRITICAL severity). The EPSS model estimates a 2.24% probability of exploitation in the next 30 days.

How do I fix CVE-2022-23066?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-23066?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST