IBM AIX namerslv long argument buffer overflow
| aix-namerslv-bo (9815) |  Medium Risk |
Description:
IBM AIX is vulnerable to a buffer overflow in the namerslv program. By passing an overly long argument to namerslv, a local attacker could overflow a buffer and cause the program to core dump.
Platforms Affected:
- IBM, AIX 4.3
- IBM, AIX 4.3.1
- IBM, AIX 4.3.2
- IBM, AIX 4.3.3
- IBM, AIX 5.1
Remedy:
For IBM AIX 4.3.x:
Apply APAR IY29517 patch, available from the IBM Technical Support Web site. See References.
For IBM AIX 5.1:
Apply APAR IY31937 patch, available from the IBM Technical Support Web site. See References.
Consequences:
Obtain Information
References:
- IBM AIX APAR IY29517, Re: New_AIXV4_Fixes at http://archives.neohapsis.com/archives/aix/2002-q2/0005.html. (From Neohapsis archive)
- IBM Technical Support Web site, APAR NUMBER: IY29517 at http://techsupport.services.ibm.com/server/aix.uhuic_getrec?args=DVsteamboat.boulder.ibm.com+DBAIX2+DA6821+STIY29517+USbin.
- IBM Technical Support Web site, APAR NUMBER: IY31937 at http://techsupport.services.ibm.com/server/aix.uhuic_getrec?args=DVsteamboat.boulder.ibm.com+DBAIX2+DA6860+STIY29517+USbin&nf=true.
- IBM Technical Support Web site, AIX General Software Fixes at http://www-03.ibm.com/servers/eserver/support/aix/downloading.html.
- CVE-2002-0744: namerslv in AIX 4.3.3 core dumps when called with a very long argument, possibly as a result of a buffer overflow.
Reported:
Apr 30, 2002
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