SB2010112907 - Missing initialization of resource in Linux kernel video sis driver

Description

This security bulletin contains information about 1 vulnerability.

1) Missing initialization of resource (CVE-ID: CVE-2010-4078)

CWE-ID: CWE-909 - Missing initialization of resource

CVSSv4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]

The vulnerability allows a local user to gain access to sensitive information.

The vulnerability exists due to missing initialization of resource error within the int sisfb_ioctl() function in drivers/video/sis/sis_main.c. A local user can gain access to sensitive information.

Remediation

Install update from vendor's website.

References

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