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.
References
- USN-1000-1 vendor-advisory
- [oss-security] 20100820 Re: CVE request - kernel: jfs: don't allow os2 xattr namespace overlap with others mailing-list
- SUSE-SA:2010:040 vendor-advisory
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=aca0fa34bdaba39bfddddba8ca70dba4782e8fe6
- SUSE-SA:2011:007 vendor-advisory
- SUSE-SA:2010:060 vendor-advisory
- ADV-2011-0298 vdb-entry
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.27.51
- MDVSA-2011:051 vendor-advisory
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.35.2
- 42589 vdb-entry
- ADV-2011-0375 vdb-entry
- [oss-security] 20100820 CVE request - kernel: jfs: don't allow os2 xattr namespace overlap with others mailing-list
- SUSE-SA:2011:008 vendor-advisory
- http://www.kernel.org/pub/linux/kernel/v2.4/ChangeLog-2.4.37.10
- 43291 third-party-advisory
- 41321 third-party-advisory
- SUSE-SA:2010:054 vendor-advisory