Linux Kernel up to 6.7.1 drivers/md/dm-ioctl.c copy_params allocation of resources

CVSS Meta Temp Score
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Linux Kernel up to 6.7.1. The impacted element is the function copy_params of the file drivers/md/dm-ioctl.c. The manipulation leads to allocation of resources. This vulnerability is traded as CVE-2024-23851. An attack has to be approached locally. Furthermore, there is an exploit available.

Detailsinfo

A vulnerability was found in Linux Kernel up to 6.7.1 (Operating System). It has been rated as critical. This issue affects the function copy_params of the file drivers/md/dm-ioctl.c. The manipulation with an unknown input leads to a allocation of resources vulnerability. Using CWE to declare the problem leads to CWE-770. The product allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor. Impacted is availability. The summary by CVE is:

copy_params in drivers/md/dm-ioctl.c in the Linux kernel through 6.7.1 can attempt to allocate more than INT_MAX bytes, and crash, because of a missing param_kernel->data_size check. This is related to ctl_ioctl.

The weakness was shared 01/23/2024. It is possible to read the advisory at spinics.net. The identification of this vulnerability is CVE-2024-23851. Technical details as well as a public exploit are known.

The exploit is available at spinics.net. It is declared as proof-of-concept.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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

Productinfo

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.5
VulDB Temp Score: 5.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Allocation of resources
CWE: CWE-770 / CWE-400 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/23/2024 🔍
01/23/2024 +0 days 🔍
01/23/2024 +0 days 🔍
06/26/2024 +154 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: spinics.net
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2024-23851 (🔍)
GCVE (CVE): GCVE-0-2024-23851
GCVE (VulDB): GCVE-100-251819
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 01/23/2024 10:35
Updated: 06/26/2024 01:39
Changes: 01/23/2024 10:35 (43), 02/16/2024 22:14 (1), 02/16/2024 22:27 (10), 06/26/2024 01:39 (15)
Complete: 🔍
Cache ID: 216::103

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