* use security_fix category in changelogs for CVEs
* these fragments do not say CVE but are security fixes
Co-authored-by: Alicia Cozine <acozine@users.noreply.github.com>
* when possible, use filedescriptors from mkstemp to avoid race
* when using path strings, ensure we are always creating the file
CVE-2020-1740
Fixes#67798
Co-authored-by: samdoran