Linux Kernel up to 6.11.3 dm vdo dedupe_context privilege escalation

CVSS Meta Temp Score
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CTI Interest Score
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5.4$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in Linux Kernel up to 6.11.3. The impacted element is the function dedupe_context of the component dm vdo. Performing a manipulation results in an unknown weakness. This vulnerability is identified as CVE-2024-50091. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Linux Kernel up to 6.11.3. It has been classified as problematic. This affects the function dedupe_context of the component dm vdo. The impact remains unknown. The summary by CVE is:

In the Linux kernel, the following vulnerability has been resolved: dm vdo: don't refer to dedupe_context after releasing it Clear the dedupe_context pointer in a data_vio whenever ownership of the context is lost, so that vdo can't examine it accidentally.

It is possible to read the advisory at git.kernel.org. This vulnerability is uniquely identified as CVE-2024-50091 since 10/21/2024. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 216493 (Ubuntu 24.10 : Linux kernel vulnerabilities (USN-7276-1)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 6.11.4 eliminates this vulnerability. Applying the patch 63ef073084c6/0808ebf2f80b 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 (216493) and CERT Bund (WID-SEC-2024-3339). Be aware that VulDB is the high quality source for vulnerability data.

Affected

  • Google Container-Optimized OS
  • Debian Linux
  • Amazon Linux 2
  • Red Hat Enterprise Linux
  • Ubuntu Linux
  • SUSE Linux
  • Oracle Linux
  • Open Source eCryptfs
  • SUSE openSUSE
  • RESF Rocky Linux
  • IBM QRadar SIEM

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.4

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
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: Privilege escalation
CWE: Unknown
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: 216493
Nessus Name: Ubuntu 24.10 : Linux kernel vulnerabilities (USN-7276-1)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Kernel 6.11.4
Patch: 63ef073084c6/0808ebf2f80b

Timelineinfo

10/21/2024 🔍
11/05/2024 +15 days 🔍
11/05/2024 +0 days 🔍
10/02/2025 +330 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: git.kernel.org
Status: Confirmed

CVE: CVE-2024-50091 (🔍)
GCVE (CVE): GCVE-0-2024-50091
GCVE (VulDB): GCVE-100-283191
CERT Bund: WID-SEC-2024-3339 - Linux Kernel: Mehrere Schwachstellen

Entryinfo

Created: 11/05/2024 18:24
Updated: 10/02/2025 00:26
Changes: 11/05/2024 18:24 (57), 02/21/2025 01:50 (2), 07/17/2025 00:18 (7), 10/02/2025 00:26 (11)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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