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. 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?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2017-6353 patch availability.

Is CVE-2017-6353 actively exploited?

CVE-2017-6353 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

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

5 total

Kernel Git
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=dfcb9f4f99f1e9a49e43398a7bfbf56927544af1

Patch Third Party Advisory
Openwall
http://www.openwall.com/lists/oss-security/2017/02/27/2

Mailing List Patch Third Party Advisory
GitHub
https://github.com/torvalds/linux/commit/dfcb9f4f99f1e9a49e43398a7bfbf56927544af1

Patch Third Party Advisory
Debian Security
http://www.debian.org/security/2017/dsa-3804
Securityfocus
http://www.securityfocus.com/bid/96473

Details

CVE ID CVE-2017-6353

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.0

Published 2017-03-01

Modified 2026-05-13

KEV No

Patch Awaiting data

Package linux

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?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2017-6353 patch availability.
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.