CVE-2026-43257
media: cx88: Add missing unmap in snd_cx88_hw_params()
Description
In the Linux kernel, the following vulnerability has been resolved: media: cx88: Add missing unmap in snd_cx88_hw_params() In error path, add cx88_alsa_dma_unmap() to release resource acquired by cx88_alsa_dma_map().
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
- Update the Linux kernel.
- Apply the "media: cx88: Add missing unmap" patch.
- Ensure cx88_alsa_dma_unmap is called on error.
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-2026-43257.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-43257 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-2026-43257
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-2026-43257 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-43257 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: media: cx88: Add missing unmap in snd_cx88_hw_params() In error path, add cx88_alsa_dma_unmap() to release resource acquired by cx88_alsa_dma_map(). Added Reference https://git.kernel.org/stable/c/10ab64f8efc2f479293dce929fde326c285fc96f Added Reference https://git.kernel.org/stable/c/1ce8c2a8f050a23240553c8bae628ac623f9dbc1 Added Reference https://git.kernel.org/stable/c/24f3dabeb97bd0bec8c1c926c97e3eb6a8129225 Added Reference https://git.kernel.org/stable/c/3baefeeb7b85e1e34eebef399ffa312be7179e30 Added Reference https://git.kernel.org/stable/c/dbc527d980f7ba8559de38f8c1e4158c71a78915 Added Reference https://git.kernel.org/stable/c/dc911fccc6e08ef46a66b2a42a764252b001ee3c Added Reference https://git.kernel.org/stable/c/e3fb15aadfc8643203bbdf97ace0396e4586fa64 Added Reference https://git.kernel.org/stable/c/f0d7f735eba963742009b0706e19dd0bed91537a