Suckless » Slock : Security Vulnerabilities, CVEs, CVSS score >= 1

slock allows attackers to bypass the screen lock via vectors involving an invalid password hash, which triggers a NULL pointer dereference and crash.

slock 0.9 does not properly handle the XRaiseWindow event when the screen is locked, which might allow physically proximate attackers to obtain sensitive information by pressing a button, which reveals the desktop and active windows.