The OpenSSL 3.0.4 release introduced a serious bug in the RSA implementation for X86_64 CPUs supporting the AVX512IFMA instructions. This issue makes the RSA implementation with 2048 bit private keys incorrect on such machines and memory corruption will happen during the computation. As a consequence of the memory corruption an attacker may be able to trigger a remote code execution on the machine performing the computation. SSL/TLS servers or other servers using 2048 bit RSA private keys running on machines supporting AVX512IFMA instructions of the X86_64 architecture are affected by this issue.
CVE-2022-2274
This critical-severity CVE scores 9.8 under NVD CVSS v3. EPSS exploit probability: 39.7%, top 3% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
- High severity, but no confirmed exploitation yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 9.8
- EG Score
- 9.8(medium)
- EPSS
- 98.6%
- KEV
- Not listed
Published
July 1, 2022
Last Modified
November 21, 2024
Advisory Details (3)
Auto-updated Jun 10, 2026AVX512-specific heap buffer overflow with 3.0.4 release · Issue #18625 · openssl/openssl · GitHub
https://github.com/openssl/openssl/issues/18625Affected Packages
(1 across 1 ecosystem)
crates.io(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| openssl-src | — | 300.0.9 | — |
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 3× in last 7d / 31× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-11 08:25 UTCEPSS rescore
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- 2026-06-11 22:52 UTCOSV refresh
- 2026-06-11 13:58 UTCEPSS rescore
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- 2026-05-26 07:17 UTCEPSS rescore
- 2026-05-25 19:34 UTCEG score recompute
- 2026-05-24 16:51 UTCEPSS rescore
Publicly available exploits
(1 reference)Working exploit code is in the public domain (1 GitHub PoC). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.
- GitHub PoCMalwareman007/CVE-2022-2274First seen Sep 24, 2022
A POC OF CVE-2022-2274 (openssl)
Open source ↗
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Same CWE
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Frequently asked(5)
What is CVE-2022-2274?
When was CVE-2022-2274 disclosed?
Is CVE-2022-2274 actively exploited?
What is the CVSS score of CVE-2022-2274?
How do I remediate CVE-2022-2274?
Dependency Blast Radius
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