Linux Kernel up to 5.1.12 SAS Expander Discovery sas_expander.c resource management

CVSS Meta Temp Score
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CTI Interest Score
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4.9$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in Linux Kernel up to 5.1.12. The affected element is an unknown function in the library drivers/scsi/libsas/sas_expander.c of the component SAS Expander Discovery Handler. Such manipulation leads to resource management. This vulnerability is uniquely identified as CVE-2019-15807. The attack can be launched remotely. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Linux Kernel up to 5.1.12 (Operating System). It has been rated as problematic. Affected by this issue is an unknown function in the library drivers/scsi/libsas/sas_expander.c of the component SAS Expander Discovery Handler. The manipulation with an unknown input leads to a resource management vulnerability. Using CWE to declare the problem leads to CWE-399. Impacted is availability. CVE summarizes:

In the Linux kernel before 5.1.13, there is a memory leak in drivers/scsi/libsas/sas_expander.c when SAS expander discovery fails. This will cause a BUG and denial of service.

The weakness was disclosed 08/29/2019 (Website). The advisory is shared for download at lists.debian.org. This vulnerability is handled as CVE-2019-15807 since 08/29/2019. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are known technical details, but no exploit is available.

Upgrading to version 5.1.13 eliminates this vulnerability.

The entries VDB-140320, VDB-140321, VDB-140324 and VDB-140325 are pretty similar. Once again VulDB remains the best source for vulnerability data.

Productinfo

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Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 4.9

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.7
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Resource management
CWE: CWE-399 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Kernel 5.1.13
Patch: git.kernel.org

Timelineinfo

08/29/2019 🔍
08/29/2019 +0 days 🔍
08/30/2019 +1 days 🔍
12/11/2023 +1564 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: K52136304
Status: Not defined
Confirmation: 🔍

CVE: CVE-2019-15807 (🔍)
GCVE (CVE): GCVE-0-2019-15807
GCVE (VulDB): GCVE-100-141092
See also: 🔍

Entryinfo

Created: 08/30/2019 07:14
Updated: 12/11/2023 07:57
Changes: 08/30/2019 07:14 (59), 08/09/2020 19:03 (2), 12/11/2023 07:57 (5)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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