CVE-2019-20096
MEDIUMCVSS 5.5/10EPSS 0.99%
Last modified
CVE-2019-20096 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. 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.. EPSS estimates a 0.99% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | < 5.1 |
| Canonical | Ubuntu Linux | 14.04 |
| Canonical | Ubuntu Linux | 16.04 |
| Canonical | Ubuntu Linux | 18.04 |
| Debian | Debian Linux | 8.0 |
References
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.htmlBroken Link, Third Party Advisory
- http://packetstormsecurity.com/files/156455/Kernel-Live-Patch-Security-Notice-LSN-0063-1.htmlThird Party Advisory, VDB Entry
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.1Release Notes, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2020/03/msg00001.htmlMailing List, Third Party Advisory
- https://usn.ubuntu.com/4285-1/Third Party Advisory
- https://usn.ubuntu.com/4286-1/Third Party Advisory
- https://usn.ubuntu.com/4286-2/Third Party Advisory
- https://usn.ubuntu.com/4287-1/Third Party Advisory
- https://usn.ubuntu.com/4287-2/Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.htmlBroken Link, Third Party Advisory
- http://packetstormsecurity.com/files/156455/Kernel-Live-Patch-Security-Notice-LSN-0063-1.htmlThird Party Advisory, VDB Entry
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.1Release Notes, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2020/03/msg00001.htmlMailing List, Third Party Advisory
- https://usn.ubuntu.com/4285-1/Third Party Advisory
- https://usn.ubuntu.com/4286-1/Third Party Advisory
- https://usn.ubuntu.com/4286-2/Third Party Advisory
- https://usn.ubuntu.com/4287-1/Third Party Advisory
- https://usn.ubuntu.com/4287-2/Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2019-20096?
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.
How severe is CVE-2019-20096?
CVE-2019-20096 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.99% probability of exploitation in the next 30 days.
How do I fix CVE-2019-20096?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2019-20096?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST