Bug 152962 - CAN-2005-1194 Buffer overflow in the ieee_putascii() function
CAN-2005-1194 Buffer overflow in the ieee_putascii() function
Status: CLOSED ERRATA
Product: Red Hat Enterprise Linux 4
Classification: Red Hat
Component: nasm (Show other bugs)
4.0
All Linux
medium Severity low
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Assigned To: Richard Henderson
Brian Brock
impact=low,public=20050331,source=red...
: Security
Depends On:
Blocks:
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Reported: 2005-03-31 09:18 EST by Josh Bressers
Modified: 2007-11-30 17:07 EST (History)
0 users

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Doc Type: Bug Fix
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Last Closed: 2005-05-04 11:01:18 EDT
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Description Josh Bressers 2005-03-31 09:18:18 EST
There is a very obvious buffer overflow in ieee_putascii()

(code truncated)

static void ieee_putascii(char *format, ...)
    char buffer[256];
    vsprintf(buffer, format, ap);

At the very least it should be using a vsnprintf.
Comment 1 Josh Bressers 2005-03-31 09:18:44 EST
This issue should also affect RHEL2.1 and RHEL3
Comment 2 Jindrich Novy 2005-04-15 09:02:49 EDT
Affects RHEL2.1, RHEL3, RHEL4. The fix is now applied for all the RHELs.
Comment 3 Josh Bressers 2005-05-04 11:01:18 EDT
An advisory has been issued which should help the problem
described in this bug report. This report is therefore being
closed with a resolution of ERRATA. For more information
on the solution and/or where to find the updated files,
please follow the link below. You may reopen this bug report
if the solution does not work for you.

http://rhn.redhat.com/errata/RHSA-2005-381.html

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