SWHKD 1.1.5 allows unsafe parsing via the -c option. An information leak might occur but there is a simple denial of service (memory exhaustion) upon an attempt to parse a large or infinite file (such as a block or character device).
References
- https://nvd.nist.gov/vuln/detail/CVE-2022-27819
- https://github.com/waycrate/swhkd/commit/b4e6dc76f4845ab03104187a42ac6d1bbc1e0021
- https://github.com/waycrate/swhkd/releases/tag/1.1.7
- https://github.com/waycrate/swhkd/releases
- http://www.openwall.com/lists/oss-security/2022/04/14/1
- https://github.com/advisories/GHSA-h6xw-mghq-7523