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SubjectRe: Strange errors in /var/log/messages
On Mon, Jul 02, 2001 at 05:16:23PM +0100, Alan Cox wrote:

> > I'm running RedHat 7.0 with all official RH patches applied. The kernel I
> > currently run fow a few days is 2.2.19-7.0.8
> > I run the pre-compiled kernel of RH. Suddenly I the following messages:
> >
> > Jul 2 15:12:16 gateway SERVER[1240]: Dispatch_input: bad request line
> > 00$nsecurity.%301$n%302$n%.192u%303$n\220\220\220\220\220\220\220\220\220\220\220\220\220\220\220\220\220\220\220\22

> These are for an application. Not sure which or why

See CERT Advisory CA-2000-22

"A popular replacement software package to the BSD lpd printing service
called LPRng contains at least one software defect, known as a "format string
vulnerability," which may allow remote users to execute arbitrary code on
vulnerable systems."
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