CVE-2015-8962

Name: CVE-2015-8962
Creator: NVD / NIST
Published: 2016-11-16T05:59:01.797+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.3/10EPSS 1.80%

Last modified Jun 17, 2026

CVE-2015-8962 is a high-severity vulnerability rated 7.3/10 on the CVSS scale. Double free vulnerability in the sg_common_write function in drivers/scsi/sg.c in the Linux kernel before 4.4 allows local users to gain privileges or cause a denial of service (memory corruption and system crash) by detaching a device during an SG_IO ioctl call.. EPSS estimates a 1.80% chance of exploitation in the next 30 days.

Description

Double free vulnerability in the sg_common_write function in drivers/scsi/sg.c in the Linux kernel before 4.4 allows local users to gain privileges or cause a denial of service (memory corruption and system crash) by detaching a device during an SG_IO ioctl call.

Metrics

CVSS 3.1

7.3/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

EPSS Probability

1.80%

75.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-415

Affected Software

Vendor	Product	Versions
Linux	Linux Kernel	< 3.2.85
Linux	Linux Kernel	>= 3.3, < 3.10.107
Linux	Linux Kernel	>= 3.12, < 3.12.70
Linux	Linux Kernel	>= 3.13, < 3.16.40
Linux	Linux Kernel	>= 3.17, < 3.18.54
Linux	Linux Kernel	>= 3.19, < 4.4

References

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f3951a3709ff50990bf3e188c27d346792103432Patch, Vendor Advisory
http://www.securityfocus.com/bid/94187Third Party Advisory, VDB Entry
https://github.com/torvalds/linux/commit/f3951a3709ff50990bf3e188c27d346792103432Patch, Vendor Advisory
https://source.android.com/security/bulletin/2016-11-01.htmlThird Party Advisory
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f3951a3709ff50990bf3e188c27d346792103432Patch, Vendor Advisory
http://www.securityfocus.com/bid/94187Third Party Advisory, VDB Entry
https://github.com/torvalds/linux/commit/f3951a3709ff50990bf3e188c27d346792103432Patch, Vendor Advisory
https://source.android.com/security/bulletin/2016-11-01.htmlThird Party Advisory

Timeline

Published: Nov 16, 2016
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2015-8962?

How severe is CVE-2015-8962?

CVE-2015-8962 has a CVSS score of 7.3/10 (HIGH severity). The EPSS model estimates a 1.80% probability of exploitation in the next 30 days.

How do I fix CVE-2015-8962?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2015-8962?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST