CVE-2021-28034
CRITICALCVSS 9.8/10EPSS 1.17%
Last modified
CVE-2021-28034 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. An issue was discovered in the stack_dst crate before 0.6.1 for Rust. Because of the push_inner behavior, a double free can occur upon a val.clone() panic.. EPSS estimates a 1.17% chance of exploitation in the next 30 days.
Description
An issue was discovered in the stack_dst crate before 0.6.1 for Rust. Because of the push_inner behavior, a double free can occur upon a val.clone() panic.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Stack Dst Project | Stack Dst | < 0.6.1 |
References
- https://rustsec.org/advisories/RUSTSEC-2021-0033.htmlPatch, Third Party Advisory
- https://rustsec.org/advisories/RUSTSEC-2021-0033.htmlPatch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-28034?
An issue was discovered in the stack_dst crate before 0.6.1 for Rust. Because of the push_inner behavior, a double free can occur upon a val.clone() panic.
How severe is CVE-2021-28034?
CVE-2021-28034 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.17% probability of exploitation in the next 30 days.
How do I fix CVE-2021-28034?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
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-2021-28028An issue was discovered in the toodee crate before 0.3.0 for…9.8
- CVE-2021-28029An issue was discovered in the toodee crate before 0.3.0 for…7.5
- CVE-2021-28030An issue was discovered in the truetype crate before 0.30.1 …7.5
- CVE-2021-28031An issue was discovered in the scratchpad crate before 1.3.1…9.8
- CVE-2021-28032An issue was discovered in the nano_arena crate before 0.5.2…9.8
- CVE-2021-28033An issue was discovered in the byte_struct crate before 0.6.…9.8
- CVE-2021-28035An issue was discovered in the stack_dst crate before 0.6.1 …9.8
- CVE-2021-28036An issue was discovered in the quinn crate before 0.7.0 for …7.5
- CVE-2021-28037An issue was discovered in the internment crate before 0.4.2…9.8
- CVE-2021-28038An issue was discovered in the Linux kernel through 5.11.3, …6.5
- CVE-2021-28039An issue was discovered in the Linux kernel 5.9.x through 5.…6.5
- CVE-2021-28040An issue was discovered in OSSEC 3.6.0. An uncontrolled recu…7.5
Are you affected by CVE-2021-28034?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST