CVE-2019-20096

Description

In the Linux kernel before 5.1, there is a memory leak in __feat_register_sp() in net/dccp/feat.c, which may cause denial of service, aka CID-1d3ff0950e2b.

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.07%
Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com 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://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.1 release notes vendor advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1d3ff0950e2b40dc861b1739029649d03f591820 patch vendor advisory
http://packetstormsecurity.com/files/156455/Kernel-Live-Patch-Security-Notice-LSN-0063-1.html vdb entry third party advisory
https://usn.ubuntu.com/4285-1/ third party advisory vendor advisory
https://usn.ubuntu.com/4287-1/ third party advisory vendor advisory
https://usn.ubuntu.com/4286-2/ third party advisory vendor advisory
https://usn.ubuntu.com/4287-2/ third party advisory vendor advisory
https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html third party advisory mailing list
https://usn.ubuntu.com/4286-1/ third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html broken link third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2019-20096?
CVE-2019-20096 has been scored as a medium severity vulnerability.
How to fix CVE-2019-20096?
To fix CVE-2019-20096, 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-2019-20096 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2019-20096 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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