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New Kernel Crash-Exploit discovered |
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Source: linuxreviews.org - Posted by David Isecke
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A bug lets a simple C program crash the kernel, effectively locking the whole system. It affects both 2.4.2x and 2.6.x kernels on the x86 architecture, and does not require root access. . . .
This bug is confirmed to be present when the code is compiled with GCC version 3.0, 3.1, 3.2, 3.3 and 3.3.2 and used on Linux kernel versions 2.4.2x and 2.6.x on x86 and amd64 systems.The Crashing Kernels Minor numbers are versions verified, this is just the top the iceberg: * Linux 2.6.x
o 2.6.7-rc2
o 2.6.6 (vanilla)
o 2.6.6-rc1 SMP (varified by blaise)
o 2.6.6 SMP (verified by riven)
o 2.6.5-gentoo (verified by RatiX)
o 2.6.5-mm6 - (verified by Mariux)
o 2.6.5 (fedora core 2 vanilla)
* Linux 2.4.2x
o 2.4.26 vanilla
o 2.4.26, grsecurity 2.0 config
o 2.4.26-rc1 vanilla
o 2.4.26-gentoo-r1
o 2.4.22
o 2.4.22-1.2188 Fedora FC1 Kernel
o 2.4.18-bf2.4 (debian woody vanilla)
Read this full article at linuxreviews.org
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