libvirt nwfilter virNWFilterObjListNumOfNWFilters locking

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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3.4$0-$5k0.00

Summaryinfo

A vulnerability has been found in libvirt and classified as problematic. This affects the function virNWFilterObjListNumOfNWFilters of the component nwfilter. This manipulation causes locking. This vulnerability is registered as CVE-2022-0897. No exploit is available. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability has been found in libvirt (Virtualization Software) (the affected version unknown) and classified as problematic. Affected by this vulnerability is the function virNWFilterObjListNumOfNWFilters of the component nwfilter. The manipulation with an unknown input leads to a locking vulnerability. The CWE definition for the vulnerability is CWE-667. The product does not properly acquire or release a lock on a resource, leading to unexpected resource state changes and behaviors. As an impact it is known to affect availability.

The weakness was published 03/26/2022 as a4947e8f63c3e6b7b067b444f3d6cf674c0d7f36. It is possible to read the advisory at gitlab.com. This vulnerability is known as CVE-2022-0897 since 03/09/2022. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 209569 (Oracle Linux 8 : virt:kvm_utils1 (ELSA-2024-12791)), which helps to determine the existence of the flaw in a target environment.

Applying the patch a4947e8f63c3e6b7b067b444f3d6cf674c0d7f36 is able to eliminate this problem. The bugfix is ready for download at gitlab.com.

The vulnerability is also documented in the vulnerability database at Tenable (209569). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Locking
CWE: CWE-667
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 209569
Nessus Name: Oracle Linux 8 : virt:kvm_utils1 (ELSA-2024-12791)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: a4947e8f63c3e6b7b067b444f3d6cf674c0d7f36

Timelineinfo

03/09/2022 🔍
03/26/2022 +17 days 🔍
03/26/2022 +0 days 🔍
10/26/2024 +945 days 🔍

Sourcesinfo

Advisory: a4947e8f63c3e6b7b067b444f3d6cf674c0d7f36
Status: Confirmed

CVE: CVE-2022-0897 (🔍)
GCVE (CVE): GCVE-0-2022-0897
GCVE (VulDB): GCVE-100-195835

Entryinfo

Created: 03/26/2022 12:49
Updated: 10/26/2024 22:38
Changes: 03/26/2022 12:49 (41), 03/27/2022 15:34 (1), 03/27/2022 15:39 (1), 10/26/2024 22:38 (16)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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