Alpine/xscreensaver: medium 4.6
XScreenSaver 5.45 can be bypassed if the machine has more than ten disconnectable video outputs. A buffer overflow in update_screen_layout() allows an attacker to bypass the standard screen lock authe
Action: Upgrade xscreensaver to 6.02-r0 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 6.02-r0 | - |
Fixed versions
| 6.02-r0 |
Sources
- osv: ALPINE-CVE-2021-34557#Alpine:v3.17/xscreensaver
- https://security.alpinelinux.org/vuln/CVE-2021-34557
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