servo/rust-smallvec · Security

Memory corruption in smallvec

GHSA ID
GHSA-69gw-hgj3-45m7
CVE ID
CVE-2019-15554
Severity
critical
Published
Updated
CVSS
9.8 · CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v3
9.8 · CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

Attempting to call grow on a spilled SmallVec with a value less than the current capacity causes corruption of memory allocator data structures. An attacker that controls the value passed to grow may exploit this flaw to obtain memory contents or gain remote code execution.

CWEs

References