CVE-2016-4569

Medium

The snd_timer_user_params function in sound/core/timer.c in the Linux kernel through 4.6 does not initialize a certain data structure, which allows local users to obtain sensitive information from kernel stack memory via crafted use of the ALSA timer interface.

Package Linux Kernel
Published 2016-05-23
Last modified 2026-05-06
CVSS version 3.0
Patch available
Awaiting data

CVSS 3.0 score

5.5

out of 10
Medium
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None
Vector string
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Weakness type

CWE-200

CVE-2016-4569 is a Information Exposure vulnerability

What is Information Exposure?

The product exposes sensitive information to an actor not authorised to see it. Learn more on MITRE CWE

References

The following references provide additional information about CVE-2016-4569 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Frequently asked questions

  • What is CVE-2016-4569?

    CVE-2016-4569 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 , classified as an Information Exposure flaw (CWE-200) . CVE-2016-4569 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • What is the CVSS score for CVE-2016-4569?

    CVE-2016-4569 has a CVSS score of 5.5 out of 10, rated Medium severity (CVSS 3.0). The vector string is CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N .

  • Is there a patch available for CVE-2016-4569?

    No patch is currently available for CVE-2016-4569. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

  • Is CVE-2016-4569 actively exploited?

    No — CVE-2016-4569 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

  • What is Information Exposure (CWE-200)?

    The product exposes sensitive information to an actor not authorised to see it. View CWE-200 on MITRE CWE →

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