PT-2020-7088
CVE-2011-0699
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Published
2020-02-20
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Updated
2020-02-25
Description by
CVSS 2.0
6.9
MediumMetricsAV:L/AC:M/Au:N/C:C/I:C/A:C
Name of the Vulnerable Software and Affected Versions
Linux kernel version 2.6.37
Description
The issue is related to an integer signedness error in the
btrfs ioctl space info function, which allows local users to cause a denial of service, specifically a heap-based buffer overflow, or possibly have other unspecified impacts. This can be achieved by using a crafted slot value.Recommendations
For Linux kernel version 2.6.37, consider applying a patch to fix the integer signedness error in the
btrfs ioctl space info function as a permanent solution. As a temporary workaround, restrict access to the btrfs ioctl space info function to minimize the risk of exploitation. Found an issue in the description? Have something to add? Feel free to write us 👾