What is CVE-2015-6526?

CVE-2015-6526 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.9 out of 10. CVE-2015-6526 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2015-6526?

CVE-2015-6526 has a CVSS score of 4.9 out of 10, rated Medium severity. The vector string is AV:L/AC:L/Au:N/C:N/I:N/A:C.

Is there a patch available for CVE-2015-6526?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2015-6526 patch availability.

Is CVE-2015-6526 actively exploited?

CVE-2015-6526 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2015-6526

Medium

The perf_callchain_user_64 function in arch/powerpc/perf/callchain.c in the Linux kernel before 4.0.2 on ppc64 platforms allows local users to cause a denial of service (infinite loop) via a deep 64-bit userspace backtrace.

Package Linux Kernel

Published 2015-08-31

Last modified 2026-05-06

CVSS version 2.0

Patch available

Awaiting data

CVSS 2.0 score

4.9

out of 10

Medium

Attack Vector

Local

Attack Complexity

Low

Privileges Required

User Interaction

Scope

Confidentiality

Low

Integrity

None

Availability

Vector string

AV:L/AC:L/Au:N/C:N/I:N/A:C

Weakness type

CWE-399

CVE-2015-6526 is classified as CWE-399

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

References

10 total

Showing 5 of 10 references View all on NVD

Details

CVE ID CVE-2015-6526

Severity Medium

CVSS score 4.9 / 10

CVSS version 2.0

Published 2015-08-31

Modified 2026-05-06

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2015-6526?

CVE-2015-6526 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.9 out of 10 . CVE-2015-6526 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2015-6526?

CVE-2015-6526 has a CVSS score of 4.9 out of 10, rated Medium severity (CVSS 2.0). The vector string is AV:L/AC:L/Au:N/C:N/I:N/A:C.
Is there a patch available for CVE-2015-6526?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2015-6526 patch availability.
Is CVE-2015-6526 actively exploited?

No. CVE-2015-6526 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.