Iterator Implementation Vulnerability in Rust Smallvec Crate
CVE-2018-20991

9.8CRITICAL

Key Information:

Vendor

Servo

Status
Smallvec
Vendor
CVE Published:
26 August 2019

What is CVE-2018-20991?

A vulnerability was identified in the smallvec crate for Rust, where the Iterator implementation improperly handles destructors. This mismanagement can result in a double free error, posing a significant security risk. Users of the library should upgrade to version 0.6.3 or later to mitigate the potential exploitation of this flaw.

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References

https://rustsec.org/advisories/RUSTSEC-2018-0003.html
x_refsource_MISC

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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