CVE-2020-36317

Published: Apr 11, 2021Modified: Jun 17, 2026

7.5

Vector

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

Exploitability: 3.9 / Impact: 3.6

Source: NVD

Description

In the standard library in Rust before 1.49.0, String::retain() function has a panic safety problem. It allows creation of a non-UTF-8 Rust string when the provided closure panics. This bug could result in a memory safety violation when other string APIs assume that UTF-8 encoding is used on the same string.

Affected (1)

Products: Rust Lang: Rust

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Rust Lang Rust	Before 1.49.0

Related CWEs

Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

References (4)

https://github.com/rust-lang/rust/issues/78498

Source: cve@mitre.org

ExploitIssue TrackingThird Party Advisory

https://github.com/rust-lang/rust/pull/78499

Source: cve@mitre.org

PatchThird Party Advisory

https://github.com/rust-lang/rust/issues/78498

Source: af854a3a-2127-422b-91ae-364da2661108

ExploitIssue TrackingThird Party Advisory

https://github.com/rust-lang/rust/pull/78499

Source: af854a3a-2127-422b-91ae-364da2661108

PatchThird Party Advisory

Timeline

No history available yet.