CVE-2009-0537

Summary

Integer overflow in the fts_build function in fts.c in libc in (1) OpenBSD 4.4 and earlier and (2) Microsoft Interix 6.0 build 10.0.6030.0 allows context-dependent attackers to cause a denial of service (application crash) via a deep directory tree, related to the fts_level structure member, as demonstrated by (a) du, (b) rm, (c) chmod, and (d) chgrp on OpenBSD; and (e) SearchIndexer.exe on Vista Enterprise.

Affected Software

Weaknesses

• n/a

ADP Enrichment

CVE Program Container

Additional References

• https://www.exploit-db.com/exploits/8163
• http://www.securitytracker.com/id?1021818
• http://securityreason.com/achievement_securityalert/60
• http://www.openbsd.org/cgi-bin/cvsweb/src/lib/libc/gen/fts.c.diff?r1=1.41%3Br2=1.42%3Bf=h
• http://www.securityfocus.com/bid/34008
• http://www.openbsd.org/cgi-bin/cvsweb/src/lib/libc/gen/fts.c
• http://www.securityfocus.com/archive/1/501505/100/0/threaded

References

• https://www.exploit-db.com/exploits/8163
• http://www.securitytracker.com/id?1021818
• http://securityreason.com/achievement_securityalert/60
• http://www.openbsd.org/cgi-bin/cvsweb/src/lib/libc/gen/fts.c.diff?r1=1.41%3Br2=1.42%3Bf=h
• http://www.securityfocus.com/bid/34008
• http://www.openbsd.org/cgi-bin/cvsweb/src/lib/libc/gen/fts.c
• http://www.securityfocus.com/archive/1/501505/100/0/threaded

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