Linux Kernel IPv6 net/ipv6/fib6_rules.c fib6_rule_suppress denial of service

CVSS Meta Temp Score
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CTI Interest Score
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5.5$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in Linux Kernel. The affected element is the function fib6_rule_suppress of the file net/ipv6/fib6_rules.c of the component IPv6 Handler. Such manipulation leads to denial of service. This vulnerability is documented as CVE-2023-3022. There is not any exploit available. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Linux Kernel (Operating System) (affected version not known). Affected by this issue is the function fib6_rule_suppress of the file net/ipv6/fib6_rules.c of the component IPv6 Handler. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability.

The weakness was released 06/01/2023. The advisory is shared for download at bugzilla.redhat.com. This vulnerability is handled as CVE-2023-3022 since 05/31/2023. There are known technical details, but no exploit is available.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-43714). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.6
VulDB Meta Temp Score: 5.5

VulDB Base Score: 5.7
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Partially

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: Patch
Status: 🔍

0-Day Time: 🔍

Patch: github.com

Timelineinfo

05/31/2023 🔍
06/01/2023 +1 days 🔍
06/01/2023 +0 days 🔍
01/26/2026 +970 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: bugzilla.redhat.com
Status: Confirmed

CVE: CVE-2023-3022 (🔍)
GCVE (CVE): GCVE-0-2023-3022
GCVE (VulDB): GCVE-100-230456
EUVD: 🔍

Entryinfo

Created: 06/01/2023 07:00
Updated: 01/26/2026 14:55
Changes: 06/01/2023 07:00 (41), 06/25/2023 16:05 (1), 03/12/2025 03:58 (25), 01/26/2026 14:55 (1)
Complete: 🔍
Cache ID: 216::103

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