Vulnerability · Published Mar 5, 2022 · Assigned by @huntrdev
CVE-2022-0849Use After Free in r_reg_get_name_idx in radareorg/radare2
High 7.3
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 0.7% (higher than 52% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.0)7.3High
Exploit odds (30 days)0.7%top 48.2% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
Use After Free in r_reg_get_name_idx in GitHub repository radareorg/radare2 prior to 5.6.6.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.20 | radare2 | 5.6.6-r0 | ALPINE-CVE-2022-0849 |
| Alpine:v3.21 | radare2 | 5.6.6-r0 | ALPINE-CVE-2022-0849 |
| Alpine:v3.22 | radare2 | 5.6.6-r0 | ALPINE-CVE-2022-0849 |
| Alpine:v3.23 | radare2 | 5.6.6-r0 | ALPINE-CVE-2022-0849 |
| Alpine:v3.24 | radare2 | 5.6.6-r0 | ALPINE-CVE-2022-0849 |
| Ubuntu:25.10 | radare2 | no fix listed | UBUNTU-CVE-2022-0849 |
| Ubuntu:26.04:LTS | radare2 | no fix listed | UBUNTU-CVE-2022-0849 |
| Ubuntu:26.10 | radare2 | no fix listed | UBUNTU-CVE-2022-0849 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| radareorg | radareorg/radare2 | unspecified – before 5.6.6 |
Weakness: CWE-416 · Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:H
References
- https://huntr.dev/bounties/29c5f76e-5f1f-43ab-a0c8-e31951e407b6 x_refsource_CONFIRM
- https://github.com/radareorg/radare2/commit/10517e3ff0e609697eb8cde60ec8dc999ee5ea24 x_refsource_MISC