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[Cc-ed to the bug for reference]

Remco Seesink wrote:
> Isn't the stable version of firebird affected by this bug?
> Then there should be an DSA.

I wrote to [EMAIL PROTECTED] and the conclusion is that these
buffer overflows are not security threat since there are no SxID binaries.

My argument was that IF local admin made something SxID then he is
vulnerable, explaining when and why SGID fb_lock_manager was necessary.
Martin Schulze replied that if we're supposed to save local sysadmin
from himself, then we should remove 'rm' and 'mkfs' from the system too :)

Given this and the fact that there are no SxID binaries in the default
install (sarge/etch/sid), we decided update of stable is unnecessary.

Looking once more on http://www.securityfocus.com/archive/1/427480,
where the patches are, buffer overrun in fbserver/fb_inet_server may
happen if:

- - fbserver/fb_inet_server is started with specially crafted command line
parameters. since there is no way to control this for the installed
init.d scripty or [x]inetd config (except for root), this is not
exploitable neither locally, nor remotely.

- - special crafted TEMP_DIR environment variabble. Same case as above.
Not modifyable, except by root, and thus not exploitable.


I guess the 'security' tag is not necessary anymore (I put it just as a
warning), but since the bug is closed,


BTW, looking at some automated code autiding results (can't find the
url) for firebird, I am very glad that there are no SxID binaries there.
Firebird code is like spaghetti, ganished with swiss cheese :)


Oh, wait! There is a remotelly reproducible crash with 1.5.2, as
demonstrated in
http://sourceforge.net/mailarchive/forum.php?thread_id=9954078&forum_id=6330
I've just crashed my 1.5.2 superserver (on amd64 that is).

Alright, another bugreport is on its way, this time for real...
- --
Damyan Ivanov                              Creditreform Bulgaria
[EMAIL PROTECTED]              http://www.creditreform.bg/
phone: +359(2)928-2611, 929-3993            fax: +359(2)920-0994
mob. +359(88)856-6067               [EMAIL PROTECTED]/Gaim
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