Summary
Ubuntu Update for Linux kernel vulnerabilities USN-944-1
Solution
Please Install the Updated Packages.
Insight
Maksymilian Arciemowicz discovered that the GNU C library did not correctly handle integer overflows in the strfmon function. If a user or automated system were tricked into processing a specially crafted format string, a remote attacker could crash applications, leading to a denial of service. (Ubuntu 10.04 was not affected.) (CVE-2008-1391)
Jeff Layton and Dan Rosenberg discovered that the GNU C library did not correctly handle newlines in the mntent family of functions. If a local attacker were able to inject newlines into a mount entry through other vulnerable mount helpers, they could disrupt the system or possibly gain root privileges. (CVE-2010-0296)
Dan Rosenberg discovered that the GNU C library did not correctly validate certain ELF program headers. If a user or automated system were tricked into verifying a specially crafted ELF program, a remote attacker could execute arbitrary code with user privileges. (CVE-2010-0830)
Affected
glibc, eglibc vulnerabilities on Ubuntu 6.06 LTS , Ubuntu 8.04 LTS ,
Ubuntu 9.04 ,
Ubuntu 9.10 ,
Ubuntu 10.04 LTS
Severity
Classification
-
CVE CVE-2008-1391, CVE-2010-0296, CVE-2010-0830 -
CVSS Base Score: 7.5
AV:N/AC:L/Au:N/C:P/I:P/A:P
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