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FreeBSD: VID-6025D173-4279-11EA-B184-F8B156AC3FF9 (CVE-2019-15875): FreeBSD -- kernel stack data disclosure

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FreeBSD: VID-6025D173-4279-11EA-B184-F8B156AC3FF9 (CVE-2019-15875): FreeBSD -- kernel stack data disclosure

Severity
2
CVSS
(AV:L/AC:L/Au:N/C:P/I:N/A:N)
Published
01/28/2020
Created
02/19/2020
Added
02/14/2020
Modified
03/06/2020

Description

Details for this vulnerability have not been published by NIST at this point. Descriptions from software vendor advisories for this issue are provided below.

From VID-6025D173-4279-11EA-B184-F8B156AC3FF9:

Problem Description:

Due to incorrect initialization of a stack data structure, up to 20

bytes of kernel data stored previously stored on the stack will be

exposed to a crashing user process.

Impact:

Sensitive kernel data may be disclosed.

Solution(s)

  • freebsd-upgrade-base-11_3-release-p6
  • freebsd-upgrade-base-12_0-release-p13
  • freebsd-upgrade-base-12_1-release-p2

References

  • CVE-2019-15875

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