This script is Copyright (C) 2007-2015 Tenable Network Security, Inc.
The remote Red Hat host is missing one or more security updates.
Updated kernel packages that fix various security issues and several
bugs in the Red Hat Enterprise Linux 4 kernel are now available.
This update has been rated as having important security impact by the
Red Hat Security Response Team.
The kernel packages contain the Linux kernel, the core of any Linux
These updated packages fix the following security issues :
A flaw was found in the handling of IEEE 802.11 frames, which affected
several wireless LAN modules. In certain situations, a remote attacker
could trigger this flaw by sending a malicious packet over a wireless
network, causing a denial of service (kernel crash). (CVE-2007-4997,
A memory leak was found in the Red Hat Content Accelerator kernel
patch. A local user could use this flaw to cause a denial of service
(memory exhaustion). (CVE-2007-5494, Important)
Additionally, the following bugs were fixed :
* when running the 'ls -la' command on an NFSv4 mount point, incorrect
file attributes, and outdated file size and timestamp information were
returned. As well, symbolic links may have been displayed as actual
* a bug which caused the cmirror write path to appear deadlocked after
a successful recovery, which may have caused syncing to hang, has been
* a kernel panic which occurred when manually configuring LCS
interfaces on the IBM S/390 has been resolved.
* when running a 32-bit binary on a 64-bit system, it was possible to
mmap page at address 0 without flag MAP_FIXED set. This has been
resolved in these updated packages.
* the Non-Maskable Interrupt (NMI) Watchdog did not increment the NMI
interrupt counter in '/proc/interrupts' on systems running an AMD
Opteron CPU. This caused systems running NMI Watchdog to restart at
* a bug which caused the diskdump utility to run very slowly on
devices using Fusion MPT has been resolved.
All users are advised to upgrade to these updated packages, which
resolve these issues.
See also :
Update the affected packages.
Risk factor :
High / CVSS Base Score : 7.1
CVSS Temporal Score : 6.2
Public Exploit Available : false
Family: Red Hat Local Security Checks
Nessus Plugin ID: 29774 ()
Bugtraq ID: 26337
CVE ID: CVE-2007-4997CVE-2007-5494
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