CVE-2008-2931

Impact

The do_change_type function in fs/namespace.c in the Linux kernel before 2.6.22 does not verify that the caller has the CAP_SYS_ADMIN capability, which allows local users to gain privileges or cause a denial of service by modifying the properties of a mountpoint.

Affected products

Weakness classification

References

• NVD record
• CVE.org record
• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commitdiff%3Bh=ee6f958291e2a768fd727e7a67badfff0b67711a
• http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.22
• http://lists.opensuse.org/opensuse-security-announce/2008-07/msg00007.html
• http://lists.opensuse.org/opensuse-security-announce/2008-07/msg00012.html
• http://lists.opensuse.org/opensuse-security-announce/2008-10/msg00003.html
• http://lists.opensuse.org/opensuse-security-announce/2008-11/msg00001.html
• http://secunia.com/advisories/30982
• http://secunia.com/advisories/31551
• http://secunia.com/advisories/31614
• http://secunia.com/advisories/32023
• http://secunia.com/advisories/32759
• http://www.debian.org/security/2008/dsa-1630
• http://www.openwall.com/lists/oss-security/2008/07/08/3
• http://www.openwall.com/lists/oss-security/2008/07/08/4
• http://www.redhat.com/support/errata/RHSA-2008-0885.html
• http://www.securityfocus.com/bid/30126
• https://bugzilla.redhat.com/show_bug.cgi?id=454388
• https://exchange.xforce.ibmcloud.com/vulnerabilities/43696
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10437
• https://usn.ubuntu.com/637-1/
• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commitdiff%3Bh=ee6f958291e2a768fd727e7a67badfff0b67711a
• http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.22
• http://lists.opensuse.org/opensuse-security-announce/2008-07/msg00007.html
• http://lists.opensuse.org/opensuse-security-announce/2008-07/msg00012.html
• http://lists.opensuse.org/opensuse-security-announce/2008-10/msg00003.html