Linux Kernel DPLL Subsystem dpll_netlink.c dpll_pin_parent_pin_set null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Linux Kernel. Affected by this issue is the function dpll_pin_parent_pin_set of the file drivers/dpll/dpll_netlink.c of the component DPLL Subsystem. The manipulation leads to null pointer dereference. This vulnerability is documented as CVE-2023-6679. There is not any exploit available. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability was found in Linux Kernel (Operating System) (the affected version is unknown). It has been rated as problematic. This issue affects the function dpll_pin_parent_pin_set of the file drivers/dpll/dpll_netlink.c of the component DPLL Subsystem. The manipulation with an unknown input leads to a null pointer dereference vulnerability. Using CWE to declare the problem leads to CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. Impacted is availability.

The weakness was released 12/11/2023. It is possible to read the advisory at bugzilla.redhat.com. The identification of this vulnerability is CVE-2023-6679 since 12/11/2023. Technical details of the vulnerability are known, but there is no available exploit.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at lore.kernel.org.

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Productinfo

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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: 🔍

CNA Base Score: 5.5
CNA Vector (Red Hat, Inc.): 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / 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: lore.kernel.org

Timelineinfo

12/11/2023 🔍
12/11/2023 +0 days 🔍
12/11/2023 +0 days 🔍
09/17/2024 +280 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: bugzilla.redhat.com
Status: Confirmed

CVE: CVE-2023-6679 (🔍)
GCVE (CVE): GCVE-0-2023-6679
GCVE (VulDB): GCVE-100-247391

Entryinfo

Created: 12/11/2023 17:29
Updated: 09/17/2024 00:14
Changes: 12/11/2023 17:29 (41), 01/01/2024 13:31 (1), 01/01/2024 13:38 (21), 09/17/2024 00:14 (19)
Complete: 🔍
Cache ID: 216::103

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