Vulnerability · Published Feb 8, 2022 · Assigned by @huntrdev
CVE-2022-0520Use After Free in radareorg/radare2
High 8.8
In plain English
A high-severity use-after-free 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 1.1% (higher than 67% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.0)8.8High
Exploit odds (30 days)1.1%top 33.1% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
Use After Free in NPM radare2.js prior to 5.6.2.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.20 | radare2 | 5.6.2-r0 | ALPINE-CVE-2022-0520 |
| Alpine:v3.21 | radare2 | 5.6.2-r0 | ALPINE-CVE-2022-0520 |
| Alpine:v3.22 | radare2 | 5.6.2-r0 | ALPINE-CVE-2022-0520 |
| Alpine:v3.23 | radare2 | 5.6.2-r0 | ALPINE-CVE-2022-0520 |
| Alpine:v3.24 | radare2 | 5.6.2-r0 | ALPINE-CVE-2022-0520 |
| Ubuntu:25.10 | radare2 | no fix listed | UBUNTU-CVE-2022-0520 |
| Ubuntu:26.04:LTS | radare2 | no fix listed | UBUNTU-CVE-2022-0520 |
| Ubuntu:26.10 | radare2 | no fix listed | UBUNTU-CVE-2022-0520 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| radareorg | radareorg/radare2 | unspecified – before 5.6.2 |
Weakness: CWE-416 · Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
References
- https://huntr.dev/bounties/ce13c371-e5ef-4993-97f3-3d33dcd943a6 x_refsource_CONFIRM
- https://github.com/radareorg/radare2/commit/8525ad0b9fd596f4b251bb3d7b114e6dc7ce1ee8 x_refsource_MISC
- FEDORA-2022-7db9e7bb5b vendor-advisory, x_refsource_FEDORA
- FEDORA-2022-85b277e748 vendor-advisory, x_refsource_FEDORA