Vulnerability · Published Apr 6, 2022 · Assigned by @huntrdev
CVE-2022-1237Improper Validation of Array Index in radareorg/radare2
High 7.6
In plain English
A high-severity security flaw in radareorg/radare2 from radareorg. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.8% (higher than 58% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.0)7.6High
Exploit odds (30 days)0.8%top 42.0% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
Improper Validation of Array Index in GitHub repository radareorg/radare2 prior to 5.6.8. This vulnerability is heap overflow and may be exploitable. For more general description of heap buffer overflow, see [CWE](https://cwe.mitre.org/data/definitions/122.html).
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.20 | radare2 | 5.6.8-r0 | ALPINE-CVE-2022-1237 |
| Alpine:v3.21 | radare2 | 5.6.8-r0 | ALPINE-CVE-2022-1237 |
| Alpine:v3.22 | radare2 | 5.6.8-r0 | ALPINE-CVE-2022-1237 |
| Alpine:v3.23 | radare2 | 5.6.8-r0 | ALPINE-CVE-2022-1237 |
| Alpine:v3.24 | radare2 | 5.6.8-r0 | ALPINE-CVE-2022-1237 |
| Ubuntu:25.10 | radare2 | no fix listed | UBUNTU-CVE-2022-1237 |
| Ubuntu:26.04:LTS | radare2 | no fix listed | UBUNTU-CVE-2022-1237 |
| Ubuntu:26.10 | radare2 | no fix listed | UBUNTU-CVE-2022-1237 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| radareorg | radareorg/radare2 | unspecified – before 5.6.8 |
Weakness: CWE-129 · Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H
References
- https://huntr.dev/bounties/ad3c9c4c-76e7-40c8-bd4a-c095acd8bb40 x_refsource_CONFIRM
- https://github.com/radareorg/radare2/commit/2d782cdaa2112c10b8dd5e7a93c134b2ada9c1a6 x_refsource_MISC