Heap-Based Buffer Overflow in SmallVec for Rust by Rust Language
CVE-2021-25900

9.8CRITICAL

Key Information:

Vendor

Servo

Status
Smallvec
Vendor
CVE Published:
26 January 2021

What is CVE-2021-25900?

A vulnerability has been identified in the smallvec crate for Rust, where a heap-based buffer overflow can occur within the SmallVec::insert_many function. This flaw can potentially allow attackers to manipulate memory, leading to unintended behavior in software that utilizes this crate. Developers using affected versions are advised to upgrade to secure versions to mitigate any associated risks.

References

https://rustsec.org/advisories/RUSTSEC-2021-0003.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

.