Red Hat Bugzilla – Bug 1024
smbmount root exploit
Last modified: 2009-11-04 07:38:29 EST
On the website http://samba.sernet.de/linux-lan/ I found the
following info about an exploit
A smbmount root exploit has been posted to bugtraq.
Apply this patch to your smbmount.c, and recompile is your
smbfs-2.0.2 has this patch applied.
The version of smbfs in the Red Hat 5.2 dist is 2.0.1-4.
There is no update for smbfs in the errata list at
Could you verify the truth of this (I have not run the
exploit myself) and release an update if appropriate.
Sources can be found at the above web site, although I have
no idea how authoritative they are.
AFAIK, by default smbfs RPM installs smbmount without suid bit set, so
it should not be possible to exploit it.
What he said.
smbmount isn't installed suid root, so the bug isn't exploitable
on Red Hat.
sugar-toolkit-0.84.5-1.fc11 has been submitted as an update for Fedora 11.
sugar-toolkit-0.84.5-1.fc11 has been pushed to the Fedora 11 stable repository. If problems still persist, please make note of it in this bug report.