CVE-2019-16994

Public Exploit

Description

In the Linux kernel before 5.0, a memory leak exists in sit_init_net() in net/ipv6/sit.c when register_netdev() fails to register sitn->fb_tunnel_dev, which may cause denial of service, aka CID-07f12b26e21a.

Category

4.7
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.17%
Vendor Advisory opensuse.org Vendor Advisory kernel.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/torvalds/linux/commit/07f12b26e21ab359261bf75cfcb424fdc7daeb6d third party advisory patch
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=07f12b26e21ab359261bf75cfcb424fdc7daeb6d issue tracking patch vendor advisory exploit
https://security.netapp.com/advisory/ntap-20191031-0005/ third party advisory
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html mailing list third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2019-16994?
CVE-2019-16994 has been scored as a medium severity vulnerability.
How to fix CVE-2019-16994?
To fix CVE-2019-16994, 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-2019-16994 being actively exploited in the wild?
It is possible that CVE-2019-16994 is being exploited or will be exploited in a near future based on public information. 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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