CVE-2026-43202
fbdev: vt8500lcdfb: fix missing dma_free_coherent()
Description
In the Linux kernel, the following vulnerability has been resolved: fbdev: vt8500lcdfb: fix missing dma_free_coherent() fbi->fb.screen_buffer is allocated with dma_alloc_coherent() but is not freed if the error path is reached.
INFO
Published Date :
May 6, 2026, 12:16 p.m.
Last Modified :
May 6, 2026, 1:07 p.m.
Remotely Exploit :
No
Source :
416baaa9-dc9f-4396-8d5f-8c081fb06d67
Solution
- Apply the kernel patch for vt8500lcdfb.
- Ensure dma_free_coherent is called on error paths.
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-2026-43202.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-43202 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-2026-43202
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-2026-43202 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-43202 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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New CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
May. 06, 2026
Action Type Old Value New Value Added Description In the Linux kernel, the following vulnerability has been resolved: fbdev: vt8500lcdfb: fix missing dma_free_coherent() fbi->fb.screen_buffer is allocated with dma_alloc_coherent() but is not freed if the error path is reached. Added Reference https://git.kernel.org/stable/c/2cd2f988a8bd2da227f5c3cfa0cbf3a9a287ddc3 Added Reference https://git.kernel.org/stable/c/40c1ff25025150ff6d7ec7ad441fcfd6d070ee76 Added Reference https://git.kernel.org/stable/c/778f31be5b8c10024db23fdd8a05f68a02311008 Added Reference https://git.kernel.org/stable/c/88b3b9924337336a31cefbe99a22ed09401be74a Added Reference https://git.kernel.org/stable/c/9a9bc60ed372aaae9784ff8ad8e5f496ff15fd31 Added Reference https://git.kernel.org/stable/c/9c3873cccb3fab54cde0605ae7093d332c99073e Added Reference https://git.kernel.org/stable/c/e8c5d5f6cd66e032f9aefdcc21b0c34761aef78a Added Reference https://git.kernel.org/stable/c/f47d5b9e8aa6178a0aaf225119ad1ec7d3f49876