Description
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.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | suckless-tools | 39-1 | — |
| Debian 13 | suckless-tools | 39-1 | — |
| Debian 12 | suckless-tools | 39-1 | — |
References
- https://bugs.gentoo.org/show_bug.cgi?id=401645
- [oss-security] 20120405 Re: CVE Request: slock-0.9 displays modal box after locking mailing-list
- [oss-security] 20120405 CVE Request: slock-0.9 displays modal box after locking mailing-list
- 48700 third-party-advisory
- slock-xraisewindow-sec-bypass(74666) vdb-entry
- 81035 vdb-entry
- 52922 vdb-entry
- http://hg.suckless.org/slock/rev/891a4984aba6
- https://bugzilla.redhat.com/show_bug.cgi?id=786310