Re: [Bugme-new] [Bug 9596] New: NULL pointer dereference on drivers/usb/misc/auerswald.c

[Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>]

On Mon, 17 Dec 2007 22:27:07 -0800 (PST) bugme-daemon@xxxxxxxxxxxxxxxxxxx wrote:

> http://bugzilla.kernel.org/show_bug.cgi?id=9596
> 
>            Summary: NULL pointer dereference on drivers/usb/misc/auerswald.c
>            Product: Drivers
>            Version: 2.5
>      KernelVersion: 2.6.23
>           Platform: All
>         OS/Version: Linux
>               Tree: Mainline
>             Status: NEW
>           Severity: low
>           Priority: P1
>          Component: USB
>         AssignedTo: greg@xxxxxxxxx
>         ReportedBy: marciobuss@xxxxxxxxx
> 
> 
> This is a low severity error, since there's a null pointer dereference
> only in case kzalloc fails to allocate memory.
> 
> (1) line 762: !bep is true => bep is null
> (2) goto bl_fail
> (3) line 781: calling auerbuf_free(bep) with bep null, but such function
>     does not handle a null argument:
> 
> /* free a single auerbuf */
> static void auerbuf_free (pauerbuf_t bp)
> {
>         kfree(bp->bufp);
>         ...
> 
> 
> -- 
> Configure bugmail: http://bugzilla.kernel.org/userprefs.cgi?tab=email
> ------- You are receiving this mail because: -------
> You are on the CC list for the bug, or are watching someone who is.

-------------------------------------------------------------------------
SF.Net email is sponsored by:
Check out the new SourceForge.net Marketplace.
It's the best place to buy or sell services
for just about anything Open Source.
http://ad.doubleclick.net/clk;164216239;13503038;w?http://sf.net/marketplace
_______________________________________________
linux-usb-devel@xxxxxxxxxxxxxxxxxxxxx
To unsubscribe, use the last form field at:
https://lists.sourceforge.net/lists/listinfo/linux-usb-devel