| Description: | Description:
The remote host is missing an update to linux-image-2.6.35-31-generic
announced via advisory USN-1278-1.
Details:
It was discovered that CIFS incorrectly handled authentication. When a user
had a CIFS share mounted that required authentication, a local user could
mount the same share without knowing the correct password. (CVE-2011-1585)
Andrea Righi discovered a race condition in the KSM memory merging support.
If KSM was being used, a local attacker could exploit this to crash the
system, leading to a denial of service. (CVE-2011-2183)
Vasily Averin discovered that the NFS Lock Manager (NLM) incorrectly
handled unlock requests. A local attacker could exploit this to cause a
denial of service. (CVE-2011-2491)
Robert Swiecki discovered that mapping extensions were incorrectly handled.
A local attacker could exploit this to crash the system, leading to a
denial of service. (CVE-2011-2496)
It was discovered that the wireless stack incorrectly verified SSID
lengths. A local attacker could exploit this to cause a denial of service
or gain root privileges. (CVE-2011-2517)
Solution:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 10.04 LTS:
linux-image-2.6.35-31-generic 2.6.35-31.62~
lucid1
linux-image-2.6.35-31-generic-pae 2.6.35-31.62~
lucid1
linux-image-2.6.35-31-server 2.6.35-31.62~
lucid1
linux-image-2.6.35-31-virtual 2.6.35-31.62~
lucid1
http://www.securityspace.com/smysecure/catid.html?in=USN-1278-1
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