Linley`s Dungeon Crawl long environment variable buffer overflow

crawl-long-environment-bo (15032) The risk level is classified as HighHigh Risk


Linley's Dungeon Crawl is vulnerable to a buffer overflow. By supplying a long environment variable, a local attacker could gain elevated privileges, and possibly execute arbitrary code on the system with group 'games' privileges.


Gain Privileges


For Debian GNU/Linux 3.0 (woody):
Refer to DSA-432-1 for upgrade information. See References.


  • BID-9566: Linley Henzell Dungeon Crawl Unspecified Local Buffer Overflow Vulnerability
  • CVE-2004-0103: crawl before 4.0.0 beta23 does not properly apply a size check when copying a certain environment variable, which may allow local users to gain privileges, possibly as a result of a buffer overflow.
  • DSA-432: crawl -- buffer overflow
  • OSVDB ID: 3818: Linleys Dungeon Crawl Environment Variable Handling Overflows
  • SA10788: Linley`s Dungeon Crawl Environment Variable Handling Buffer Overflows

Platforms Affected:

  • Debian Debian Linux 3.0
  • Linley Henzell Crawl prior to 4.0.0 b23


Feb 03, 2004

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