CVE-2010-4078: Debian Linux

Low severity, CVSS 1.9. EPSS: 0.4% chance of exploitation in the next 30 days.

The sisfb_ioctl function in drivers/video/sis/sis_main.c in the Linux kernel before 2.6.36-rc6 does not properly initialize a certain structure member, which allows local users to obtain potentially sensitive information from kernel stack memory via an FBIOGET_VBLANK ioctl call.

Affected products

• Debian Debian Linux: version 5.0 only
• Linux Linux Kernel: before 2.6.36 (fixed in 2.6.36); version 2.6.36 only
• Opensuse Opensuse: version 11.2 only; version 11.3 only
• Suse Linux Enterprise Desktop: version 10 only
• Suse Linux Enterprise Real Time Extension: version 11 only
• Suse Linux Enterprise Server: version 10 only
• Suse Linux Enterprise Software Development Kit: version 10 only

Published 2010-11-29. Last modified 2026-06-16.