CVE-2017-11600

Description

net/xfrm/xfrm_policy.c in the Linux kernel through 4.12.3, when CONFIG_XFRM_MIGRATE is enabled, does not ensure that the dir value of xfrm_userpolicy_id is XFRM_POLICY_MAX or less, which allows local users to cause a denial of service (out-of-bounds access) or possibly have unspecified other impact via an XFRM_MSG_MIGRATE xfrm Netlink message.

Category

7.0
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.04%
Vendor Advisory redhat.com Vendor Advisory opensuse.org Vendor Advisory redhat.com Vendor Advisory debian.org Vendor Advisory redhat.com Vendor Advisory redhat.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://access.redhat.com/errata/RHSA-2018:2003 third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2018-01/msg00007.html mailing list third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2018:1965 third party advisory vendor advisory
http://www.securityfocus.com/bid/99928 vdb entry third party advisory
http://www.debian.org/security/2017/dsa-3981 third party advisory vendor advisory
https://source.android.com/security/bulletin/pixel/2017-11-01 third party advisory
http://seclists.org/bugtraq/2017/Jul/30 third party advisory mailing list
https://access.redhat.com/errata/RHSA-2019:1170 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2019:1190 third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2017-11600?
CVE-2017-11600 has been scored as a high severity vulnerability.
How to fix CVE-2017-11600?
To fix CVE-2017-11600, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-11600 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2017-11600 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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