| Description: | Summary:
The remote host is missing an update for the 'linux, linux-source-2.6.15' package(s) announced via the USN-807-1 advisory.
Vulnerability Insight:
Michael Tokarev discovered that the RTL8169 network driver did not
correctly validate buffer sizes. A remote attacker on the local network
could send specially crafted traffic that would crash the system or
potentially grant elevated privileges. (CVE-2009-1389)
Julien Tinnes and Tavis Ormandy discovered that when executing setuid
processes the kernel did not clear certain personality flags. A local
attacker could exploit this to map the NULL memory page, causing other
vulnerabilities to become exploitable. Ubuntu 6.06 was not affected.
(CVE-2009-1895)
Matt T. Yourst discovered that KVM did not correctly validate the
page table root. A local attacker could exploit this to crash the
system, leading to a denial of service. Ubuntu 6.06 was not affected.
(CVE-2009-2287)
Ramon de Carvalho Valle discovered that eCryptfs did not correctly
validate certain buffer sizes. A local attacker could create specially
crafted eCryptfs files to crash the system or gain elevated privileges.
Ubuntu 6.06 was not affected. (CVE-2009-2406, CVE-2009-2407)
Affected Software/OS:
'linux, linux-source-2.6.15' package(s) on Ubuntu 6.06, Ubuntu 8.04, Ubuntu 8.10, Ubuntu 9.04.
Solution:
Please install the updated package(s).
CVSS Score:
7.8
CVSS Vector:
AV:N/AC:L/Au:N/C:N/I:N/A:C
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