CVE-2017-9077

Description

The tcp_v6_syn_recv_sock function in net/ipv6/tcp_ipv6.c in the Linux kernel through 4.11.1 mishandles inheritance, which allows local users to cause a denial of service or possibly have unspecified other impact via crafted system calls, a related issue to CVE-2017-8890.

7.8

CVSS

Severity: High

CVSS 3.1 •

CVSS 2.0 •

EPSS 0.85% Top 30%

Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory debian.org Vendor Advisory redhat.com Vendor Advisory kernel.org Vendor Advisory github.com

Affected: n/a n/a

References

Link	Tags
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=83eaddab4378db256d00d295bda6ca997cd13a52	patch vendor advisory
https://patchwork.ozlabs.org/patch/760370/	third party advisory patch
http://www.securityfocus.com/bid/98583	third party advisory vdb entry
https://access.redhat.com/errata/RHSA-2017:2669	third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2018:1854	third party advisory vendor advisory
https://github.com/torvalds/linux/commit/83eaddab4378db256d00d295bda6ca997cd13a52	patch vendor advisory
https://source.android.com/security/bulletin/2017-11-01	third party advisory
https://access.redhat.com/errata/RHSA-2017:2077	third party advisory vendor advisory
http://www.debian.org/security/2017/dsa-3886	third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2017:1842	third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2017-9077?: CVE-2017-9077 has been scored as a high severity vulnerability.
How to fix CVE-2017-9077?: To fix CVE-2017-9077, 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-2017-9077 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2017-9077 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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