CVE-2019-15551
Double-free and use-after-free in SmallVec::grow()
9.8
CRITICAL
CVSS 3.1
EPSS 1.9%
Description
An issue was discovered in the smallvec crate before 0.6.10 for Rust. There is a double free for certain grow attempts with the current capacity.
How to fix CVE-2019-15551
To remediate CVE-2019-15551, upgrade the affected package to a fixed version below.
- crates.io/smallvec—upgrade to 0.6.10 or later
Is CVE-2019-15551 being exploited?
Low — EPSS is 1.9%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- >= 0.6.5, < 0.6.10
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |