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CVE-2021-25900

Good to know:

Date: January 22, 2021

An issue was discovered in the smallvec crate before 0.6.14 and 1.x before 1.6.1 for Rust. There is a heap-based buffer overflow in SmallVec::insert_many.

Language: RUST

Severity Score

9.8

Related Resources (8)

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

Url: https://github.com/servo/rust-smallvec/commit/5757ac500d4e544485d796b542e4e589749c291b

Url: https://github.com/servo/rust-smallvec

Url: https://crates.io/crates/smallvec

Url: https://nvd.nist.gov/vuln/detail/CVE-2021-25900

Url: https://github.com/servo/rust-smallvec/commit/9998ba0694a6b51aa6604748b00b6a98f0a0039e

Url: https://github.com/servo/rust-smallvec/issues/252

Url: https://www.mend.io/vulnerability-database/CVE-2021-25900

Severity Score

9.8

Weakness Type (CWE)

Out-of-bounds Write

CWE-787

Top Fix

Upgrade Version

Upgrade to version 0.6.14;1.6.1

CVSS v3.1

Base Score:	9.8
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	HIGH
Integrity (I):	HIGH
Availability (A):	HIGH

CVSS v2

Base Score:	7.5
Access Vector (AV):	NETWORK
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	PARTIAL
Integrity (I):	PARTIAL
Availability (A):	PARTIAL
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