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Re: [Full-disclosure] Linux kernel source archive vulnerable
From: hadmut () danisch de (Hadmut Danisch)
Date: Thu, 7 Sep 2006 22:01:10 +0200
On Fri, Sep 08, 2006 at 12:52:22AM +0530, Raj Mathur wrote:
I wouldn't know if something has changed drastically between 2.6.16 and 2.6.17.11, but: raju@mail:~$ find /usr/src/linux-2.6.16/ -perm -666 ! -type l raju@mail:~$ Not a single world-writable file or directory. Perhaps pre-release kernel tarballs are more lax?
On my machine (I also have a 2.6.16): # find /usr/src/linux-2.6.16/ -perm -666 ! -type l | wc -l 20434 Just to doublecheck I wrote a script which parses the kernel tar: pax_global_header 52 b mode=666 uid= 0 gid= 0 linux-2.6.17.11/ 0 b mode=777 uid= 0 gid= 0 linux-2.6.17.11/.gitignore 462 b mode=666 uid= 0 gid= 0 linux-2.6.17.11/COPYING 18693 b mode=666 uid= 0 gid= 0 linux-2.6.17.11/CREDITS 89536 b mode=666 uid= 0 gid= 0 linux-2.6.17.11/Documentation/ 0 b mode=777 uid= 0 gid= 0 linux-2.6.17.11/Documentation/00-INDEX 10581 b mode=666 uid= 0 gid= 0 linux-2.6.17.11/Documentation/BUG-HUNTING 7249 b mode=666 uid= 0 gid= 0 linux-2.6.17.11/Documentation/Changes 11655 b mode=666 uid= 0 gid= 0 linux-2.6.17.11/Documentation/CodingStyle 17843 b mode=666 uid= 0 gid= 0 linux-2.6.17.11/Documentation/DMA-API.txt 21291 b mode=666 uid= 0 gid= 0 linux-2.6.17.11/Documentation/DMA-ISA-LPC.txt 5332 b mode=666 uid= 0 gid= 0 linux-2.6.17.11/Documentation/DMA-mapping.txt 32801 b mode=666 uid= 0 gid= 0 linux-2.6.17.11/Documentation/DocBook/ 0 b mode=777 uid= 0 gid= 0 linux-2.6.17.11/Documentation/DocBook/.gitignore 35 b mode=666 uid= 0 gid= 0 ... A friend of mine confirmed to also have world writable dirs and files. regards Hadmut
Current thread:
- Linux kernel source archive vulnerable Hadmut Danisch (Sep 07)
- Re: [Full-disclosure] Linux kernel source archive vulnerable Raj Mathur (Sep 07)
- Re: [Full-disclosure] Linux kernel source archive vulnerable Hadmut Danisch (Sep 07)
- Re: [Full-disclosure] Linux kernel source archive vulnerable Christine Kronberg (Sep 11)
- R: Linux kernel source archive vulnerable Perego Paolo Franco (Sep 11)
- Re: Linux kernel source archive vulnerable Gerald (Jerry) Carter (Sep 11)
- Re: [Full-disclosure] Linux kernel source archive vulnerable Raj Mathur (Sep 07)