HistoryEdit

RUSTSEC-2020-0038

Memory safety issues in compact::Vec

Issued
Package
ordnung (crates.io)
Type
Vulnerability
Aliases
Details
https://github.com/maciejhirsz/ordnung/issues/8
CVSS Score
7.5 HIGH
CVSS Details
Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Patched
no patched versions

Description

compact::Vec contains multiple memory safety issues.

  1. It mishandles large capacity and causes out-of-bound access in 32-bit / allocator layout mismatch in 64-bit.
  2. remove() is not panic-safe and causes double-free when an index larger than the length is provided.