CVE-2021-26307
Last modified
CVE-2021-26307 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. An issue was discovered in the raw-cpuid crate before 9.0.0 for Rust. It allows __cpuid_count() calls even if the processor does not support the CPUID instruction, which is unsound and causes a deterministic crash.. EPSS estimates a 0.34% chance of exploitation in the next 30 days.
Description
An issue was discovered in the raw-cpuid crate before 9.0.0 for Rust. It allows __cpuid_count() calls even if the processor does not support the CPUID instruction, which is unsound and causes a deterministic crash.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Raw-Cpuid Project | Raw-Cpuid | < 9.0.0 |
References
- https://rustsec.org/advisories/RUSTSEC-2021-0013.htmlExploit, Vendor Advisory
- https://rustsec.org/advisories/RUSTSEC-2021-0013.htmlExploit, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-26307?
How severe is CVE-2021-26307?
How do I fix CVE-2021-26307?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2021
- CVE-2021-26295Apache OFBiz has unsafe deserialization prior to 17.12.06. A…9.8
- CVE-2021-26296In the default configuration, Apache MyFaces Core versions 2…7.5
- CVE-2021-26303PHPGurukul Daily Expense Tracker System 1.0 is vulnerable to…6.1
- CVE-2021-26304PHPGurukul Daily Expense Tracker System 1.0 is vulnerable to…5.4
- CVE-2021-26305An issue was discovered in Deserializer::read_vec in the cdr…9.8
- CVE-2021-26306An issue was discovered in the raw-cpuid crate before 9.0.0 …7.5
- CVE-2021-26308An issue was discovered in the marc crate before 2.0.0 for R…7.5
- CVE-2021-26309Information disclosure in the TeamCity plugin for IntelliJ b…3.3
- CVE-2021-26310In the TeamCity IntelliJ plugin before 2020.2.2.85899, DoS w…7.5
- CVE-2021-26311In the AMD SEV/SEV-ES feature, memory can be rearranged in t…7.2
- CVE-2021-26312Failure to flush the Translation Lookaside Buffer (TLB) of t…5.5
- CVE-2021-26313Potential speculative code store bypass in all supported CPU…5.5
Are you affected by CVE-2021-26307?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST