Summary
Ubuntu Update for Linux kernel vulnerabilities USN-1589-2
Solution
Please Install the Updated Packages.
Insight
USN-1589-1 fixed vulnerabilities in the GNU C Library. One of the updates exposed a regression in the floating point parser. This update fixes the problem.
We apologize for the inconvenience.
Original advisory details:
It was discovered that positional arguments to the printf() family of functions were not handled properly in the GNU C Library. An attacker could possibly use this to cause a stack-based buffer overflow, creating a denial of service or possibly execute arbitrary code. (CVE-2012-3404, CVE-2012-3405, CVE-2012-3406) It was discovered that multiple integer overflows existed in the strtod(), strtof() and strtold() functions in the GNU C Library. An attacker could possibly use this to trigger a stack-based buffer overflow, creating a denial of service or possibly execute arbitrary code. (CVE-2012-3480)
Affected
glibc on Ubuntu 8.04 LTS
Severity
Classification
-
CVE CVE-2012-3404, CVE-2012-3405, CVE-2012-3406, CVE-2012-3480 -
CVSS Base Score: 6.8
AV:N/AC:M/Au:N/C:P/I:P/A:P
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