CVE-2015-5364

High

The (1) udp_recvmsg and (2) udpv6_recvmsg functions in the Linux kernel before 4.0.6 do not properly consider yielding a processor, which allows remote attackers to cause a denial of service (system hang) via incorrect checksums within a UDP packet flood.

Package Linux Kernel
Published 2015-08-31
Last modified 2026-05-06
CVSS version 2.0
Patch available
Awaiting data

CVSS 2.0 score

7.8

out of 10
High
Attack Vector
Network
Attack Complexity
Low
Privileges Required
User Interaction
Scope
Confidentiality
Low
Integrity
None
Availability
Vector string
AV:N/AC:L/Au:N/C:N/I:N/A:C

Weakness type

CWE-399

CVE-2015-5364 is classified as CWE-399

See CWE-399 on MITRE CWE for full details on this weakness type.

References

The following references provide additional information about CVE-2015-5364 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-2015-5364?

    CVE-2015-5364 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10 . CVE-2015-5364 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • What is the CVSS score for CVE-2015-5364?

    CVE-2015-5364 has a CVSS score of 7.8 out of 10, rated High severity (CVSS 2.0). The vector string is AV:N/AC:L/Au:N/C:N/I:N/A:C .

  • Is there a patch available for CVE-2015-5364?

    No patch is currently available for CVE-2015-5364. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

  • Is CVE-2015-5364 actively exploited?

    No — CVE-2015-5364 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

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