<html><head><meta name="color-scheme" content="light dark"></head><body><pre style="word-wrap: break-word; white-space: pre-wrap;">Patch-ID# 101444-01
Keywords: CTE4615, jobs, numbers, "at", overwrite, reused, reuse, number, at
Synopsis: SunOS 4.1.3_U1: "at" jobs are not running; job files are being over-written.
Date: Dec/23/93

Solaris Release: 1.1.1
 
SunOS release: 4.1.3_U1
 
Unbundled Product: 
 
Unbundled Release: 
 
BugId's fixed with this patch: 1116833

Changes incorporated in this version: 

Architectures for which this patch is available: sun4(all)

Patches which may conflict with this patch: 

Obsoleted by: 

Files included with this patch: /usr/bin/at

Problem Description: 
1116833	There was a race condition in 'at' such that between the time one
	process running 'at' did a stat() to make sure a job file with a
	particular filename doesn't already exist before using that filename
	another process running 'at' could create a job file using that same
	name, and that process's job file would then be over-written by
	the first process.

INSTALL:
	Login as root.

	mv /usr/bin/at /usr/bin/at.FCS
	cp at /usr/bin/at
	chown root.staff /usr/bin/at
	chmod 4755 /usr/bin/at

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