Linux Kernel up to 5.0 net/dccp/feat.c __feat_register_sp resource consumption
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
4.3 | $0-$5k | 0.00 |
A vulnerability was found in Linux Kernel up to 5.0 (Operating System). It has been classified as problematic. Affected is the function __feat_register_sp
of the file net/dccp/feat.c. The manipulation with an unknown input leads to a resource consumption vulnerability. CWE is classifying the issue as CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. This is going to have an impact on availability. CVE summarizes:
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.
The weakness was released 12/30/2019. This vulnerability is traded as CVE-2019-20096 since 12/30/2019. The exploitability is told to be easy. The attack needs to be approached locally. The exploitation doesn't require any form of authentication. There are known technical details, but no exploit is available.
Upgrading to version 5.1 eliminates this vulnerability.
Entry connected to this vulnerability is available at 147875.
Product
Type
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 4.4VulDB Meta Temp Score: 4.3
VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 5.5
NVD Vector: 🔍
CVSSv2
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Resource consumptionCWE: CWE-400 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍
Local: Yes
Remote: No
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: Kernel 5.1
Patch: git.kernel.org
Timeline
12/30/2019 🔍12/30/2019 🔍
12/30/2019 🔍
03/18/2024 🔍
Sources
Vendor: kernel.orgAdvisory: 156455
Status: Not defined
CVE: CVE-2019-20096 (🔍)
See also: 🔍
Entry
Created: 12/30/2019 09:26Updated: 03/18/2024 10:57
Changes: 12/30/2019 09:26 (40), 12/30/2019 09:31 (18), 03/18/2024 10:52 (20), 03/18/2024 10:57 (1)
Complete: 🔍
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