CVE-2019-16995

Public Exploit

Description

In the Linux kernel before 5.0.3, a memory leak exits in hsr_dev_finalize() in net/hsr/hsr_device.c if hsr_add_port fails to add a port, which may cause denial of service, aka CID-6caabe7f197d.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 2.00% Top 20%
Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory kernel.org Vendor Advisory kernel.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/torvalds/linux/commit/6caabe7f197d3466d238f70915d65301f1716626 third party advisory patch
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6caabe7f197d3466d238f70915d65301f1716626 patch vendor advisory
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.3 vendor advisory release notes exploit
https://security.netapp.com/advisory/ntap-20191031-0005/ third party advisory
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00010.html vendor advisory mailing list third party advisory
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00035.html vendor advisory mailing list third party advisory

Frequently Asked Questions

What is the severity of CVE-2019-16995?
CVE-2019-16995 has been scored as a high severity vulnerability.
How to fix CVE-2019-16995?
To fix CVE-2019-16995, 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-2019-16995 being actively exploited in the wild?
It is possible that CVE-2019-16995 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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