Linux Kernel up to 6.8.8 bdev_may_open 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 described as critical has been identified in Linux Kernel up to 6.8.8. The affected element is the function bdev_may_open. Executing a manipulation can lead to memory leak. This vulnerability appears as CVE-2024-35859. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability has been found in Linux Kernel up to 6.8.8 and classified as critical. This vulnerability affects the function bdev_may_open. 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. CVE summarizes:

In the Linux kernel, the following vulnerability has been resolved: block: fix module reference leakage from bdev_open_by_dev error path At the time bdev_may_open() is called, module reference is grabbed already, hence module reference should be released if bdev_may_open() failed. This problem is found by code review.

The advisory is available at git.kernel.org. This vulnerability was named CVE-2024-35859 since 05/17/2024. Technical details are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 210815 (RHEL 9 : kernel (RHSA-2024:9315)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 6.8.9 eliminates this vulnerability. Applying the patch 0e9327c67410/9617cd6f24b2 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.

The vulnerability is also documented in the databases at Tenable (210815) and CERT Bund (WID-SEC-2025-1293). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Affected

  • Ubuntu Linux
  • IBM DataPower Gateway

Productinfo

Type

Vendor

Name

Version

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: 🔍

CNA Base Score: 5.5
CNA 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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Nessus ID: 210815
Nessus Name: RHEL 9 : kernel (RHSA-2024:9315)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Kernel 6.8.9
Patch: 0e9327c67410/9617cd6f24b2

Timelineinfo

05/17/2024 🔍
05/17/2024 +0 days 🔍
05/17/2024 +0 days 🔍
12/04/2025 +566 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: git.kernel.org
Status: Confirmed

CVE: CVE-2024-35859 (🔍)
GCVE (CVE): GCVE-0-2024-35859
GCVE (VulDB): GCVE-100-265018
CERT Bund: WID-SEC-2025-1293 - IBM DataPower Gateway: Mehrere Schwachstellen

Entryinfo

Created: 05/17/2024 17:31
Updated: 12/04/2025 22:07
Changes: 05/17/2024 17:31 (57), 10/30/2024 03:25 (12), 11/13/2024 21:08 (2), 12/04/2025 22:07 (7)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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