HistoryEdit

RUSTSEC-2020-0049

Use-after-free in Framed due to lack of pinning

Issued
Package
actix-codec (crates.io)
Type
Vulnerability
Categories
Aliases
Details
https://github.com/actix/actix-net/issues/91
CVSS Score
9.8 CRITICAL
CVSS Details
Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Patched
  • >=0.3.0-beta.1

Description

Affected versions of this crate did not require the buffer wrapped in Framed to be pinned, but treated it as if it had a fixed location in memory. This may result in a use-after-free.

The flaw was corrected by making the affected functions accept Pin<&mut Self> instead of &mut self.