Vulnerability Description
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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | < 2.6.22 |
| Debian | Debian Linux | 4.0 |
| Novell | Suse Linux Enterprise Desktop | 10.0 |
| Novell | Suse Linux Enterprise Server | 10.0 |
| Opensuse | Opensuse | >= 10.3, <= 11.0 |
| Canonical | Ubuntu Linux | 6.06 |
Related Weaknesses (CWE)
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commitdiff%
- http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.22Broken Link
- http://lists.opensuse.org/opensuse-security-announce/2008-07/msg00007.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2008-07/msg00012.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2008-10/msg00003.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2008-11/msg00001.htmlMailing ListThird Party Advisory
- http://secunia.com/advisories/30982Broken Link
- http://secunia.com/advisories/31551Broken Link
- http://secunia.com/advisories/31614Broken Link
- http://secunia.com/advisories/32023Broken Link
- http://secunia.com/advisories/32759Broken Link
- http://www.debian.org/security/2008/dsa-1630PatchThird Party Advisory
- http://www.openwall.com/lists/oss-security/2008/07/08/3Mailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2008/07/08/4Mailing ListThird Party Advisory
- http://www.redhat.com/support/errata/RHSA-2008-0885.htmlBroken Link
FAQ
What is CVE-2008-2931?
CVE-2008-2931 is a vulnerability with a CVSS score of 7.8 (HIGH). 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...
How severe is CVE-2008-2931?
CVE-2008-2931 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2008-2931?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Debian Debian Linux, Novell Suse Linux Enterprise Desktop, Novell Suse Linux Enterprise Server, Opensuse Opensuse.