What is CVE-2017-8831?

CVE-2017-8831 is a Medium severity Linux kernel vulnerability with a CVSS score of 6.4 out of 10, classified as a Out-of-bounds Read flaw (CWE-125). CVE-2017-8831 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2017-8831?

CVE-2017-8831 has a CVSS score of 6.4 out of 10, rated Medium severity. The vector string is CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

Is there a patch available for CVE-2017-8831?

No patch is currently available for CVE-2017-8831. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2017-8831 actively exploited?

CVE-2017-8831 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-2017-8831

Medium

The saa7164_bus_get function in drivers/media/pci/saa7164/saa7164-bus.c in the Linux kernel through 4.11.5 allows local users to cause a denial of service (out-of-bounds array access) or possibly have unspecified other impact by changing a certain sequence-number value, aka a "double fetch" vulnerability.

Package Linux Kernel

Published 2017-05-08

Last modified 2026-05-13

CVSS version 3.1

Patch available

Awaiting data

CVSS 3.1 score

6.4

out of 10

Medium

Attack Vector

Physical

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Vector string

CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness type

CWE-125

CVE-2017-8831 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

The following references provide additional information about CVE-2017-8831 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Securityfocus
http://www.securityfocus.com/archive/1/540770/30/0/threaded

Third Party Advisory VDB Entry
Securityfocus
http://www.securityfocus.com/bid/99619

Third Party Advisory VDB Entry
Kernel.org
https://bugzilla.kernel.org/show_bug.cgi?id=195559

Issue Tracking
Debian Security
https://lists.debian.org/debian-lts-announce/2017/12/msg00004.html

Mailing List Third Party Advisory
Ubuntu Security
https://usn.ubuntu.com/3754-1/

Third Party Advisory
Kernel patch commit
https://github.com/stoth68000/media-tree/commit/354dd3924a2e43806774953de536257548b5002c
Patch

Details

CVE ID CVE-2017-8831

Severity Medium

CVSS score 6.4 / 10

CVSS version 3.1

Published 2017-05-08

Modified 2026-05-13

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2017-8831?

CVE-2017-8831 is a Medium severity Linux kernel vulnerability with a CVSS score of 6.4 out of 10 , classified as an Out-of-bounds Read flaw (CWE-125) . CVE-2017-8831 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2017-8831?

CVE-2017-8831 has a CVSS score of 6.4 out of 10, rated Medium severity (CVSS 3.1). The vector string is CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
Is there a patch available for CVE-2017-8831?

No patch is currently available for CVE-2017-8831. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2017-8831 actively exploited?

No — CVE-2017-8831 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (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. View CWE-125 on MITRE CWE →