Buffer overflow in Radare Radare2
CVE-2021-44975
radareorg radare2 5.5.2 is vulnerable to Buffer Overflow via /libr/core/anal_objc.c mach-o parser.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.010 (60.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 60th percentile — 60.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: +0.000
Affected products
- Radare Radare2 — versions 5.5.2
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/radareorg/radare2/issues/19476 (Exploit, Patch, Issue Tracking, Tool Signature)
- census-labs.com/news/2022/05/24/multiple-vulnerabilities-in-radare2/ (Exploit, Third Party Advisory)
- www.openwall.com/lists/oss-security/2022/05/25/1 (mailing-list, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-44975?
- CVE-2021-44975 is a medium-severity vulnerability in Radare Radare2, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 5.5/10. Published 2022-05-24.
- How severe is CVE-2021-44975?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2021-44975 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.