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Security Linux News for Sep 05, 2001

  • Kurt Seifried: Linux Administrator's Security Guide (LASG) updated (Sep 05, 2001, 23:35)
    "After many months (ok, years) of inactivity I have started to update the Linux Administrator's Security Guide (LASG)."

  • Conectiva Linux Security Announcement - fetchmail (Sep 05, 2001, 20:04)
    "Fetchmail is a program used to retrieve email from POP and IMAP servers. Salvatore Sanfilippo did an audit and found a remote vulnerability in fetchmail that allows a remote attacker to write arbitrary data into memory. To take advantage of this problem, an attacker has to have control over the mail server being queried by the fetchmail process."

  • SuSE Security Announcement: screen (SuSE-SA:2001:030) (Sep 05, 2001, 17:01)
    "The screen package allows a local attacker to obtain root privileges if the /usr/bin/screen command is installed setuid root and if a directory below /tmp/screens/ exists."

  • Linux Security Week - September 3rd 2001 (Sep 05, 2001, 05:33)
    "This week, perhaps the most interesting articles include "Network Monitoring for Intrusion Detection," "Linux Running on Secure Cryptographic Coprocessor," and "Thinking about Security."

  • Conectiva Linux Security Announcement - fetchmail (Jun 19, 2001, 17:35)
    "fetchmail is a program used to retrieve email from POP and IMAP servers. Wolfram Kleff reported [1] that fetchmail would segfault when receiving emails with large "To:" headers. This was due to a buffer overflow in the header parser and it could be exploited remotely."