VDB
CVE-2021-26313
CVE-2021-26313
PUBLISHED
Potential speculative code store bypass in all supported CPU products, in conjunction with software vulnerabilities relating to speculative execution of overwritten instructions, may cause an incorrect speculation and could result in data leakage.
EPSS 0.08% · 23.3th percentile
Risk Scores
EPSS Score
0.08%
23.3th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:20.04:LTS | xen | *, 4.9.2-0ubuntu6, 4.11.3+24-g14b62ab3e5-1ubuntu2.3 |
| Ubuntu:24.04:LTS | xen | 4.17.3+10-g091466ba55-1.1ubuntu2, 0, 4.17.2-1 |
| Ubuntu:25.10 | xen | 0, 4.20.0+68-g35cb38b222-1, 4.20.0-1ubuntu1 |
| Ubuntu:18.04:LTS | xen | 0, 4.9.0-0ubuntu3, 4.9.0-0ubuntu4 |
| Ubuntu:22.04:LTS | xen | 0, 4.11.4+24-gddaaccbbab-1ubuntu2, 4.16.0-1~ubuntu2 |
| Ubuntu:16.04:LTS | xen | 4.6.0-1ubuntu4.1, 4.6.0-1ubuntu4.3, 4.6.5-0ubuntu1 |
Exploit Intelligence
Timeline
- Jun 8, 2021 CVE Published
- Jun 10, 2021 EPSS Score
- Jun 11, 2021 EPSS Score
- Jun 19, 2021 EPSS Score
- Jun 24, 2021 EPSS Score
- Aug 11, 2021 EPSS Score
- Oct 14, 2021 EPSS Score
- Dec 10, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- Apr 11, 2022 EPSS Score
References
- https://ubuntu.com/security/CVE-2021-26313 third-party-advisory
- https://xenbits.xen.org/xsa/advisory-375.html third-party-advisory
- https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1003 third-party-advisory
- http://www.openwall.com/lists/oss-security/2021/06/09/2 third-party-advisory
- http://xenbits.xen.org/xsa/advisory-375.html third-party-advisory
- http://www.openwall.com/lists/oss-security/2021/06/10/1 third-party-advisory
- http://www.openwall.com/lists/oss-security/2021/06/10/11 third-party-advisory
- http://www.openwall.com/lists/oss-security/2021/06/10/10 third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2021-26313 third-party-advisory