CVE-2021-28875

Logic bug in Read can cause buffer overflow in read_to_end()

Reported

January 10, 2021

Issued

April 13, 2021

Package

std

Type

Vulnerability

Categories

memory-corruption

References

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-28875

Patched

>=1.50.0

Unaffected

<1.20.0

Description

In the standard library in Rust before 1.50.0, read_to_end() does not validate the return value from Read in an unsafe context. This bug could lead to a buffer overflow.

Advisory available under CC0-1.0 license.