CVE-2017-6353

Medium

net/sctp/socket.c in the Linux kernel through 4.10.1 does not properly restrict association peel-off operations during certain wait states, which allows local users to cause a denial of service (invalid unlock and double free) via a multithreaded application. NOTE: this vulnerability exists because of an incorrect fix for CVE-2017-5986.

Package Linux Kernel
Published 2017-03-01
Last modified 2026-05-13
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
Low
Integrity
None
Availability
High
Vector string
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness type

CWE-415

CVE-2017-6353 is classified as CWE-415

See CWE-415 on MITRE CWE for full details on this weakness type.

References

The following references provide additional information about CVE-2017-6353 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-2017-6353?

    CVE-2017-6353 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 . CVE-2017-6353 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • What is the CVSS score for CVE-2017-6353?

    CVE-2017-6353 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:N/I:N/A:H .

  • Is there a patch available for CVE-2017-6353?

    No patch is currently available for CVE-2017-6353. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

  • Is CVE-2017-6353 actively exploited?

    No — CVE-2017-6353 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

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