Vulnerability Description
fs/jfs/xattr.c in the Linux kernel before 2.6.35.2 does not properly handle a certain legacy format for storage of extended attributes, which might allow local users by bypass intended xattr namespace restrictions via an "os2." substring at the beginning of a name.
CVSS Score
LOW
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | < 2.6.35.2 |
| Canonical | Ubuntu Linux | 6.06 |
Related Weaknesses (CWE)
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=
- http://lists.opensuse.org/opensuse-security-announce/2010-09/msg00004.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2010-11/msg00000.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2010-12/msg00004.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00002.htmlMailing ListThird Party Advisory
- http://secunia.com/advisories/41321Third Party Advisory
- http://secunia.com/advisories/43291Third Party Advisory
- http://www.kernel.org/pub/linux/kernel/v2.4/ChangeLog-2.4.37.10Vendor Advisory
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.27.51Vendor Advisory
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.35.2Vendor Advisory
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:051Third Party Advisory
- http://www.openwall.com/lists/oss-security/2010/08/20/1Mailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2010/08/20/11Mailing ListThird Party Advisory
- http://www.securityfocus.com/bid/42589Third Party AdvisoryVDB Entry
FAQ
What is CVE-2010-2946?
CVE-2010-2946 is a vulnerability with a CVSS score of 2.1 (LOW). fs/jfs/xattr.c in the Linux kernel before 2.6.35.2 does not properly handle a certain legacy format for storage of extended attributes, which might allow local users by bypass intended xattr namespace...
How severe is CVE-2010-2946?
CVE-2010-2946 has been rated LOW with a CVSS base score of 2.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2010-2946?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Canonical Ubuntu Linux.