Proposal: Optional libsafe add-on?

[David Rees]

On Wed, January 21, 2004 at 6:02 pm, Warren Togami wrote:
>> libsafe is part of the patches directory for fedora.
>> It will break some apps on 7.3 boxes.
>> Think it broke the default cal program on 7.3.
>
> Can you find references to this breakage?  A reproduce procedure would
> be really helpful.

I don't have a reference, but I was able to duplicate it:

> rpm -q redhat-release
redhat-release-7.3-1
> rpm -q libsafe
libsafe-2.0-16.fdr.1
> rpm -qf `which cal`
util-linux-2.11n-12.7.3
> cal
Libsafe version 2.0.16
Detected an attempt to write across stack boundary.
Terminating /usr/bin/cal.
    uid=500  euid=500  pid=25676
Call stack:
    0x40015982  /lib/libsafe.so.2.0.16
    0x400160a1  /lib/libsafe.so.2.0.16
    0x8048f14   /usr/bin/cal
    0x8048d3d   /usr/bin/cal
    0x42017584  /lib/i686/libc-2.2.5.so
Overflow caused by wcscat()
Killed
>

I'll have to look into it further.

-Dave