CVE-2010-4078

Summary

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 Software

Weaknesses

• n/a

ADP Enrichment

CVE Program Container

Additional References

• http://www.openwall.com/lists/oss-security/2010/09/25/2
• http://secunia.com/advisories/42778
• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=fd02db9de73faebc51240619c7c7f99bee9f65c7
• http://www.securityfocus.com/bid/43810
• http://secunia.com/advisories/42801
• http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00001.html
• http://www.openwall.com/lists/oss-security/2010/10/06/6
• http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00000.html
• http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.html
• http://lists.opensuse.org/opensuse-security-announce/2010-12/msg00004.html
• http://www.vupen.com/english/advisories/2011/0298
• http://www.mandriva.com/security/advisories?name=MDVSA-2011:051
• http://www.openwall.com/lists/oss-security/2010/10/07/1
• https://bugzilla.redhat.com/show_bug.cgi?id=648665
• http://www.vupen.com/english/advisories/2011/0012
• http://www.openwall.com/lists/oss-security/2010/10/25/3
• http://www.kernel.org/pub/linux/kernel/v2.6/testing/v2.6.36/ChangeLog-2.6.36-rc6
• http://www.debian.org/security/2010/dsa-2126

References

• http://www.openwall.com/lists/oss-security/2010/09/25/2
• http://secunia.com/advisories/42778
• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=fd02db9de73faebc51240619c7c7f99bee9f65c7
• http://www.securityfocus.com/bid/43810
• http://secunia.com/advisories/42801
• http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00001.html
• http://www.openwall.com/lists/oss-security/2010/10/06/6
• http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00000.html
• http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.html
• http://lists.opensuse.org/opensuse-security-announce/2010-12/msg00004.html
• http://www.vupen.com/english/advisories/2011/0298
• http://www.mandriva.com/security/advisories?name=MDVSA-2011:051
• http://www.openwall.com/lists/oss-security/2010/10/07/1
• https://bugzilla.redhat.com/show_bug.cgi?id=648665
• http://www.vupen.com/english/advisories/2011/0012
• http://www.openwall.com/lists/oss-security/2010/10/25/3
• http://www.kernel.org/pub/linux/kernel/v2.6/testing/v2.6.36/ChangeLog-2.6.36-rc6
• http://www.debian.org/security/2010/dsa-2126

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