What is CVE-2015-5327?

CVE-2015-5327 is a Medium severity Linux kernel vulnerability with a CVSS score of 6.5 out of 10, classified as a Out-of-bounds Read flaw (CWE-125). CVE-2015-5327 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2015-5327?

CVE-2015-5327 has a CVSS score of 6.5 out of 10, rated Medium severity. The vector string is CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

Is there a patch available for CVE-2015-5327?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2015-5327 patch availability.

Is CVE-2015-5327 actively exploited?

CVE-2015-5327 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Out-of-bounds Read (CWE-125)?

The product reads data past the end or before the beginning of the intended buffer. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/125.html

CVE-2015-5327

Medium

Out-of-bounds memory read in the x509_decode_time function in x509_cert_parser.c in Linux kernels 4.3-rc1 and after.

Package Linux Kernel

Published 2017-09-25

Last modified 2026-05-13

CVSS version 3.0

Patch available

Awaiting data

CVSS 3.0 score

6.5

out of 10

Medium

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Vector string

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Weakness type

CWE-125

CVE-2015-5327 is a Out-of-bounds Read vulnerability

What is Out-of-bounds Read?

The product reads data past the end or before the beginning of the intended buffer. Learn more on MITRE CWE

References

3 total

Kernel Git
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=cc25b994acfbc901429da682d0f73c190e960206

Patch
Openwall
http://www.openwall.com/lists/oss-security/2015/11/27/1

Mailing List Third Party Advisory
Red Hat
https://bugzilla.redhat.com/show_bug.cgi?id=1278978

Issue Tracking Third Party Advisory

Details

CVE ID CVE-2015-5327

Severity Medium

CVSS score 6.5 / 10

CVSS version 3.0

Published 2017-09-25

Modified 2026-05-13

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2015-5327?

CVE-2015-5327 is a Medium severity Linux kernel vulnerability with a CVSS score of 6.5 out of 10 , classified as an Out-of-bounds Read flaw (CWE-125) . CVE-2015-5327 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2015-5327?

CVE-2015-5327 has a CVSS score of 6.5 out of 10, rated Medium severity (CVSS 3.0). The vector string is CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.
Is there a patch available for CVE-2015-5327?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2015-5327 patch availability.
Is CVE-2015-5327 actively exploited?

No. CVE-2015-5327 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.