CVE-2008-3833 Information

Description

The generic_file_splice_write function in fs/splice.c in the Linux kernel before 2.6.19 does not properly strip setuid and setgid bits when there is a write to a file which allows local users to gain the privileges of a different group and obtain sensitive information or possibly have unspecified other impact by splicing into an inode in order to create an executable file in a setgid directory a different vulnerability than CVE-2008-4210.

Reference

http://git.kernel.org/?p=linux/kernel/git/stable/linux-2.6.19.y.git;a=commit;h=8c34e2d63231d4bf4852bac8521883944d770fe3 http://lists.opensuse.org/opensuse-security-announce/2008-11/msg00001.html http://openwall.com/lists/oss-security/2008/10/03/1 http://secunia.com/advisories/32237 http://secunia.com/advisories/32485 http://secunia.com/advisories/32759 http://www.debian.org/security/2008/dsa-1653 http://www.kernel.org/pub/linux/kernel/v2.6/testing/v2.6.19/ChangeLog-2.6.19-rc3 http://www.redhat.com/support/errata/RHSA-2008-0957.html http://www.securityfocus.com/bid/31567 https://bugzilla.redhat.com/show_bug.cgi?id=464450 https://exchange.xforce.ibmcloud.com/vulnerabilities/45922 https://oval.cisecurity.org/repository/search/definition/oval3Aorg.mitre.oval3Adef3A9980