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Date: Tue, 30 Oct 2001 04:03:11 -0800 (PST)
From: Daniel McRobb <dwm@caimis.com>
To: freebsd-gnats-submit@FreeBSD.org
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Subject: kern/31637: linux_getcwd() bogus buffer length check
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>Number:         31637
>Category:       kern
>Synopsis:       linux_getcwd() bogus buffer length check
>Confidential:   no
>Severity:       non-critical
>Priority:       high
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Tue Oct 30 04:10:01 PST 2001
>Closed-Date:
>Last-Modified:
>Originator:     Daniel McRobb
>Release:        4.4-STABLE  Oct. 30, 2001
>Organization:
Caimis
>Environment:
FreeBSD morgaine.caimis.com 4.4-STABLE FreeBSD 4.4-STABLE #2: Tue Oct 30 06:24:17 EST 2001     dwm@morgaine.caimis.com:/usr/src/sys/compile/morgaine  i386

>Description:
len (uninitialized) is checked when lenused should be checked
>How-To-Repeat:
run opera, try to save to a file...
>Fix:
% diff linux_getcwd.c linux_getcwd.c.fixed
429c429
<               if (len <= args->bufsize) {
---
>               if (lenused <= args->bufsize) {

>Release-Note:
>Audit-Trail:
>Unformatted:

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