CVE-2010-2946: Input Validation
First published: Wed Sep 29 2010(Updated: )
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.
Credit: secalert@redhat.com secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Linux kernel | <2.6.35.2 | |
| Canonical Ubuntu Linux | =10.10 | |
| Canonical Ubuntu Linux | =6.06 | |
| Canonical Ubuntu Linux | =9.04 | |
| Canonical Ubuntu Linux | =8.04 | |
| Canonical Ubuntu Linux | =10.04 | |
| Canonical Ubuntu Linux | =9.10 | |
| debian/linux-2.6 |
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Reference Links
- http://secunia.com/advisories/41321
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.35.2
- http://www.securityfocus.com/bid/42589
- http://www.openwall.com/lists/oss-security/2010/08/20/1
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.27.51
- http://www.kernel.org/pub/linux/kernel/v2.4/ChangeLog-2.4.37.10
- http://www.openwall.com/lists/oss-security/2010/08/20/11
- http://lists.opensuse.org/opensuse-security-announce/2010-09/msg00004.html
- http://www.ubuntu.com/usn/USN-1000-1
- http://lists.opensuse.org/opensuse-security-announce/2010-12/msg00004.html
- http://secunia.com/advisories/43291
- http://www.vupen.com/english/advisories/2011/0375
- http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00002.html
- http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.html
- http://www.vupen.com/english/advisories/2011/0298
- http://lists.opensuse.org/opensuse-security-announce/2010-11/msg00000.html
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:051
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=aca0fa34bdaba39bfddddba8ca70dba4782e8fe6
- https://launchpad.net/bugs/cve/CVE-2010-2946
- https://security-tracker.debian.org/tracker/CVE-2010-2946
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2010-2946
- https://nvd.nist.gov/vuln/detail/CVE-2010-2946
- https://ubuntu.com/security/CVE-2010-2946
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