misc/129855: ipcs integer overflow with UIDs bigger than 65535
Peter Keel
peter.keel at hostpoint.ch
Mon Dec 22 06:10:01 PST 2008
>Number: 129855
>Category: misc
>Synopsis: ipcs integer overflow with UIDs bigger than 65535
>Confidential: no
>Severity: non-critical
>Priority: medium
>Responsible: freebsd-bugs
>State: open
>Quarter:
>Keywords:
>Date-Required:
>Class: sw-bug
>Submitter-Id: current-users
>Arrival-Date: Mon Dec 22 14:10:01 UTC 2008
>Closed-Date:
>Last-Modified:
>Originator: Peter Keel
>Release: 6.3p5
>Organization:
Hostpoint AG
>Environment:
FreeBSD server 6.3-RELEASE-p5 FreeBSD 6.3-RELEASE-p5 #9: Mon Oct 20 14:08:45 UTC 2008 root at server:/usr/obj/usr/src/sys/SMP-IPFW amd64
>Description:
ipcs can't cope with UIDs bigger than 65535
# ipcs -m
Shared Memory:
T ID KEY MODE OWNER GROUP
m 196608 0 --rw------- 58928 58928
m 131073 0 --rw------- 58928 58928
m 131074 0 --rw------- 58928 58928
m 131075 0 --rw------- 58928 58928
m 131076 0 --rw------- 58928 58928
m 196671 0 --rw------- 58928 58928
The owner of this shared memory really is 124464
>How-To-Repeat:
add a user with a UID bigger than 65535; make him allocate shared memory, and behold.
>Fix:
>Release-Note:
>Audit-Trail:
>Unformatted:
More information about the freebsd-bugs
mailing list