Linux Kernel up to 5.1.5 Error cfg80211.c mwifiex_tm_cmd release of resource
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 5.1.5 (Operating System) and classified as problematic. This issue affects the function mwifiex_tm_cmd
of the file drivers/net/wireless/marvell/mwifiex/cfg80211.c of the component Error Handler. The manipulation with an unknown input leads to a release of resource vulnerability. Using CWE to declare the problem leads to CWE-772. The product does not release a resource after its effective lifetime has ended, i.e., after the resource is no longer needed. Impacted is availability. The summary by CVE is:
mwifiex_tm_cmd in drivers/net/wireless/marvell/mwifiex/cfg80211.c in the Linux kernel before 5.1.6 has some error-handling cases that did not free allocated hostcmd memory, aka CID-003b686ace82. This will cause a memory leak and denial of service.
The weakness was published 12/30/2019. The identification of this vulnerability is CVE-2019-20095 since 12/30/2019. The exploitation is known to be easy. Attacking locally is a requirement. No form of authentication is needed for a successful exploitation. Technical details of the vulnerability are known, but there is no available exploit.
Upgrading to version 5.1.6 eliminates this vulnerability.
Similar entry is available at 147876.
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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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Release of resourceCWE: CWE-772 / 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 5.1.6
Patch: git.kernel.org
Timeline
12/30/2019 🔍12/30/2019 🔍
12/30/2019 🔍
03/18/2024 🔍
Sources
Vendor: kernel.orgAdvisory: cdn.kernel.org
Status: Not defined
CVE: CVE-2019-20095 (🔍)
See also: 🔍
Entry
Created: 12/30/2019 09:26Updated: 03/18/2024 10:46
Changes: 12/30/2019 09:26 (41), 12/30/2019 09:31 (18), 03/18/2024 10:46 (19)
Complete: 🔍
Cache ID: 3:B44:103
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