What’s Vulnerable › Vulnerabilities

CVE-2020-35862

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.6% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2020-12-31 · updated 2026-06-17
• Weakness: CWE-415

Description

An issue was discovered in the bitvec crate before 0.17.4 for Rust. BitVec to BitBox conversion leads to a use-after-free or double free.

Affected products

• Bitvec Project Bitvec: before 0.17.4 — fixed in 0.17.4

How to fix

Upgrade to a fixed version: Bitvec Project Bitvec 0.17.4. Check the vendor advisory for mitigations.

References

• https://rustsec.org/advisories/RUSTSEC-2020-0007.html
• https://rustsec.org/advisories/RUSTSEC-2020-0007.html

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