CVE-2020-36205

MEDIUM

Xcb < 2020-12-10 - Use After Free

Title source: rule

Description

An issue was discovered in the xcb crate through 2020-12-10 for Rust. base::Error does not have soundness. Because of the public ptr field, a use-after-free or double-free can occur.

References (1)

[Exploit, Vendor Advisory] https://rustsec.org/advisories/RUSTSEC-2020-0097.html

Scores

CVSS v3 5.5

EPSS 0.0006

EPSS Percentile 18.3%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Classification

CWE

CWE-415 CWE-416

Status published

Affected Products (2)

xcb_project/xcb < 2020-12-10

crates.io/xcb < 1.0.0crates.io

Timeline

Published Jan 26, 2021

Tracked Since Feb 18, 2026