Bug 177499 - CVE-2006-0035 netlink DoS
CVE-2006-0035 netlink DoS
Product: Red Hat Enterprise Linux 2.1
Classification: Red Hat
Component: kernel (Show other bugs)
i386 Linux
medium Severity high
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Assigned To: Don Howard
Brian Brock
: Security
Depends On:
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Reported: 2006-01-11 05:26 EST by Mark J. Cox (Product Security)
Modified: 2007-11-30 17:06 EST (History)
0 users

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Doc Type: Bug Fix
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Last Closed: 2006-01-11 19:48:35 EST
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Description Mark J. Cox (Product Security) 2006-01-11 05:26:31 EST
NOTE: We have not verified if this issue affects RHEL2.1, see private reproducer
in #177496

+++ This bug was initially created as a clone of Bug #177496 +++

A netlink message with nlmsg_len set to 0 can cause an infinite loop holding the
netlink semaphore therefore allowing a local unprivileged DoS.

Here is the upstream fix for this issue:

Comment 1 Don Howard 2006-01-11 19:48:35 EST
This patch above does not appear to apply to any redhat trees.
I was unable to reproduce the report on pensacola.

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