CVE-2021-44975

MEDIUMNVD 5.55.5—Trending — 3 sources updated this week

5.5

radareorg radare2 5.5.2 is vulnerable to Buffer Overflow via /libr/core/anal_objc.c mach-o parser.

CVSS v3: 5.5
EG Score: 5.5(medium)
EPSS: 55.0%
KEV: Not listed

Published

May 24, 2022

Last Modified

November 21, 2024

References (6)

cve@mitrehttp://www.openwall.com/lists/oss-security/2022/05/25/1
cve@mitrehttps://census-labs.com/news/2022/05/24/multiple-vulnerabilities-in-radare2/
cve@mitrehttps://github.com/radareorg/radare2/issues/19476
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2022/05/25/1
af854a3a-2127-422b-91ae-364da2661108https://census-labs.com/news/2022/05/24/multiple-vulnerabilities-in-radare2/
af854a3a-2127-422b-91ae-364da2661108https://github.com/radareorg/radare2/issues/19476

Weakness Classification(2)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 11× in last 7d / 11× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-05-28 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-25 21:39 UTCEG score recompute
2026-05-25 21:39 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2021-44975?

CVE-2021-44975 is a medium vulnerability published on May 24, 2022. radareorg radare2 5.5.2 is vulnerable to Buffer Overflow via /libr/core/anal_objc.c mach-o parser.

When was CVE-2021-44975 disclosed?

CVE-2021-44975 was first published in the National Vulnerability Database on May 24, 2022, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2021-44975 actively exploited?

CVE-2021-44975 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 55.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2021-44975?

CVE-2021-44975 has a CVSS v3 base score of 5.5 (NVD).

How do I remediate CVE-2021-44975?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-44975, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2021-44975

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CVE-2021-44975

📅 Published

🔄 Last Modified

🔗 References (6)