CVE-2025-22097
Linux Kernel - VKMS Double Free and Use After Free
Description
In the Linux kernel, the following vulnerability has been resolved: drm/vkms: Fix use after free and double free on init error If the driver initialization fails, the vkms_exit() function might access an uninitialized or freed default_config pointer and it might double free it. Fix both possible errors by initializing default_config only when the driver initialization succeeded.
INFO
Published Date :
April 16, 2025, 3:16 p.m.
Last Modified :
April 25, 2025, 6:41 p.m.
Remotely Exploit :
No
Source :
416baaa9-dc9f-4396-8d5f-8c081fb06d67
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | HIGH | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
Solution
- Update the Linux kernel to the latest version.
- Apply the provided patch for the vkms driver.
- Ensure proper initialization before freeing resources.
- Review driver initialization error handling.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2025-22097.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-22097 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-22097
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-22097 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-22097 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
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Initial Analysis by [email protected]
Apr. 25, 2025
Action Type Old Value New Value Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.12 up to (excluding) 5.15.180 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 6.13 up to (excluding) 6.13.11 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 6.14 up to (excluding) 6.14.2 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.16 up to (excluding) 6.1.134 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 6.2 up to (excluding) 6.6.87 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 6.7 up to (excluding) 6.12.23 Added Reference Type kernel.org: https://git.kernel.org/stable/c/1f68f1cf09d06061eb549726ff8339e064eddebd Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/49a69f67f53518bdd9b7eeebf019a2da6cc0e954 Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/561fc0c5cf41f646f3e9e61784cbc0fc832fb936 Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/79d138d137b80eeb0a83244d1cff29e64cf91067 Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/b8a18bb53e06d6d3c1fd03d12533d6e333ba8853 Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/d5eb8e347905ab17788a7903fa1d3d06747355f5 Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/ed15511a773df86205bda66c37193569575ae828 Types: Patch -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Apr. 25, 2025
Action Type Old Value New Value Added CVSS V3.1 AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Added CWE CWE-416 -
New CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Apr. 16, 2025
Action Type Old Value New Value Added Description In the Linux kernel, the following vulnerability has been resolved: drm/vkms: Fix use after free and double free on init error If the driver initialization fails, the vkms_exit() function might access an uninitialized or freed default_config pointer and it might double free it. Fix both possible errors by initializing default_config only when the driver initialization succeeded. Added Reference https://git.kernel.org/stable/c/1f68f1cf09d06061eb549726ff8339e064eddebd Added Reference https://git.kernel.org/stable/c/49a69f67f53518bdd9b7eeebf019a2da6cc0e954 Added Reference https://git.kernel.org/stable/c/561fc0c5cf41f646f3e9e61784cbc0fc832fb936 Added Reference https://git.kernel.org/stable/c/79d138d137b80eeb0a83244d1cff29e64cf91067 Added Reference https://git.kernel.org/stable/c/b8a18bb53e06d6d3c1fd03d12533d6e333ba8853 Added Reference https://git.kernel.org/stable/c/d5eb8e347905ab17788a7903fa1d3d06747355f5 Added Reference https://git.kernel.org/stable/c/ed15511a773df86205bda66c37193569575ae828