Vulnerability · Published May 24, 2022 · Assigned by mitre
CVE-2021-44975
Medium 5.5
In plain English
A medium-severity security flaw in the radare2 package (Alpine). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.0% (higher than 62% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)5.5Medium
Exploit odds (30 days)1.0%top 37.6% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
radareorg radare2 5.5.2 is vulnerable to Buffer Overflow via /libr/core/anal_objc.c mach-o parser.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.20 | radare2 | 5.5.4-r0 | ALPINE-CVE-2021-44975 |
| Alpine:v3.21 | radare2 | 5.5.4-r0 | ALPINE-CVE-2021-44975 |
| Alpine:v3.22 | radare2 | 5.5.4-r0 | ALPINE-CVE-2021-44975 |
| Alpine:v3.23 | radare2 | 5.5.4-r0 | ALPINE-CVE-2021-44975 |
| Alpine:v3.24 | radare2 | 5.5.4-r0 | ALPINE-CVE-2021-44975 |
| Ubuntu:25.10 | radare2 | no fix listed | UBUNTU-CVE-2021-44975 |
| Ubuntu:26.04:LTS | radare2 | no fix listed | UBUNTU-CVE-2021-44975 |
| Ubuntu:26.10 | radare2 | no fix listed | UBUNTU-CVE-2021-44975 |
Affected products (as reported)
References
- https://github.com/radareorg/radare2/issues/19476 x_refsource_MISC
- https://census-labs.com/news/2022/05/24/multiple-vulnerabilities-in-radare2/ x_refsource_MISC
- [oss-security] 20220525 multiple vulnerabilities in radare2 mailing-list, x_refsource_MLIST