FreeBSD

共 688 篇文章。

FreeBSD 5.2-delphij to release third iso

• Development

I will release third (more or less unstable) release ISO if nothing will prevent me from doing that :-) The latest delphijfork includes several new features, which is tend to exhibit new technologies and possiblities of FreeBSD:

  • An implementation of RFC 3522 ported from DragonFlyBSD
  • An implementation of Early Retransmission ported from DragonFlyBSD

Also, FreeBSD-CURRENT has several new features, including:

  • In progress import of binutils 2.15
  • pf 3.5. Including several new features and works better with spamd.
  • better ACPI support
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Shall we patch a (possibly) non-exploitable heap overflow?

• Security

While I believe that proactive security practice is necessary for every consumers, the most conversave ones should argue that even a security update will possibly break compablity.

Now I am in trouble. With rsync 2.5.5 installed on a FreeBSD system, we know that it is possible to overflow its heap, however, shall we patch it, or just let it as-is because it is not exploitable on FreeBSD, unlike Linux’s silly brk(9) implementation?

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beastie.frontfree.net under SYNFLOOD attack!

• Security

I have watched spurious SYN messages and apparantly this has affected beastie.frontfree.net’s networking subsystem, namely, its mail system. The attack is from 203.81.27.11.

Whois indicates 203.81.27.11 is:

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Two Powerful UNIX(R) command lines

• Cheatsheets

Top ten established HTTP connection from IP to our box: (IP=127.0.0.1)

netstat -na | grep “127\.0\.0\.1\.80 " | grep ESTABLISHED | cut -c43- |cut -f1-4 -d’.’ | sort | uniq -c | sort -nr | head -10

Merge FreeBSD-CURRENT changes to delphijfork:
retag `cvs -d /home/fcvs rdiff -rHEAD -rDELPHIJ_FORK_LASTMERGE src | grep Index: | awk ‘{print $2;}’ | grep src`

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David O'Brien to import binutils 2.15

• Development

David O’Brien has just imported binutils 2.15 snapshot into FreeBSD src repository. What’s more, he stated that he will do gdb 6.x import soon. This will drastically improve the debug and development environment in FreeBSD.

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