CVE-2026-38638

Description

An issue in the with_argv function (/unistd/mod.rs) of relibc commit 61f42d allows attackers to cause a Denial of Service (DoS) via a crafted input.

References

• https://github.com/Marsman1996/pocs/tree/master/redox/CVE-2026-38638
• https://gitlab.redox-os.org/redox-os/relibc/-/issues/261
• https://gitlab.redox-os.org/redox-os/relibc/-/merge_requests/989
• https://gitlab.redox-os.org/redox-os/relibc/-/work_items/261