Linux Kernel up to 6.1.12 gpio_sim_remove_hogs memory leak

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

Summaryinfo

A vulnerability classified as critical has been found in Linux Kernel up to 6.1.12. This affects the function gpio_sim_remove_hogs. This manipulation causes memory leak. This vulnerability appears as CVE-2023-52706. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Linux Kernel up to 6.1.12. Affected by this vulnerability is the function gpio_sim_remove_hogs. The manipulation with an unknown input leads to a memory leak vulnerability. The CWE definition for the vulnerability is CWE-401. The product does not sufficiently track and release allocated memory after it has been used, which slowly consumes remaining memory. As an impact it is known to affect availability. The summary by CVE is:

In the Linux kernel, the following vulnerability has been resolved: gpio: sim: fix a memory leak Fix an inverted logic bug in gpio_sim_remove_hogs() that leads to GPIO hog structures never being freed.

It is possible to read the advisory at git.kernel.org. This vulnerability is known as CVE-2023-52706 since 03/07/2024. Technical details of the vulnerability are known, but there is no available exploit.

Upgrading to version 6.1.13 eliminates this vulnerability. Applying the patch 854e1ecff266/79eeab1d85e0 is able to eliminate this problem. The bugfix is ready for download at git.kernel.org. The best possible mitigation is suggested to be upgrading to the latest version.

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Productinfo

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Version

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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: 🔍

CVSSv2info

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

Exploitinginfo

Class: Memory leak
CWE: CWE-401 / 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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Kernel 6.1.13
Patch: 854e1ecff266/79eeab1d85e0

Timelineinfo

03/07/2024 🔍
05/21/2024 +74 days 🔍
05/21/2024 +0 days 🔍
01/07/2025 +231 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: git.kernel.org
Status: Confirmed

CVE: CVE-2023-52706 (🔍)
GCVE (CVE): GCVE-0-2023-52706
GCVE (VulDB): GCVE-100-265663

Entryinfo

Created: 05/21/2024 20:04
Updated: 01/07/2025 02:37
Changes: 05/21/2024 20:04 (57), 01/07/2025 02:37 (12)
Complete: 🔍
Cache ID: 216::103

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