CVE-2026-23133
wifi: ath10k: fix dma_free_coherent() pointer
Description
In the Linux kernel, the following vulnerability has been resolved: wifi: ath10k: fix dma_free_coherent() pointer dma_alloc_coherent() allocates a DMA mapped buffer and stores the addresses in XXX_unaligned fields. Those should be reused when freeing the buffer rather than the aligned addresses.
INFO
Published Date :
Feb. 14, 2026, 4:15 p.m.
Last Modified :
March 17, 2026, 9:16 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 | MEDIUM | [email protected] |
Solution
- Apply the kernel patch for ath10k DMA buffer handling.
- Ensure DMA addresses are correctly managed during allocation and freeing.
- Test DMA operations thoroughly after applying the fix.
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-2026-23133.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-23133 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-2026-23133
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-2026-23133 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-23133 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.
-
Initial Analysis by [email protected]
Mar. 17, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Added CWE NVD-CWE-noinfo Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:6.19:rc1:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:6.19:rc2:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:6.19:rc3:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:6.19:rc4:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:6.19:rc5:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.11 up to (excluding) 5.15.199 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.16 up to (excluding) 6.1.162 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 6.2 up to (excluding) 6.6.122 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 6.7 up to (excluding) 6.12.68 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 6.13 up to (excluding) 6.18.8 *cpe:2.3:o:linux:linux_kernel:6.19:rc6:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.16 up to (excluding) 5.10.249 Added Reference Type kernel.org: https://git.kernel.org/stable/c/07f363f305793baecad41816f73056252f3df61e Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/1928851334ecfd6e0d663121ab69ac639d4217a6 Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/5d6fa4d2c9799c09389588da5118a72d97d87e92 Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/9282a1e171ad8d2205067e8ec3bbe4e3cef4f29f Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/b0ad924332a96550a84b8c0ae5483e7042d65fa9 Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/e2dda298ef809aa201ea7c0904c4d064f6c497cb Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/fc8da65f9fe1bc6802f8240b342cfff4f5c7e841 Types: Patch -
New CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Feb. 14, 2026
Action Type Old Value New Value Added Description In the Linux kernel, the following vulnerability has been resolved: wifi: ath10k: fix dma_free_coherent() pointer dma_alloc_coherent() allocates a DMA mapped buffer and stores the addresses in XXX_unaligned fields. Those should be reused when freeing the buffer rather than the aligned addresses. Added Reference https://git.kernel.org/stable/c/07f363f305793baecad41816f73056252f3df61e Added Reference https://git.kernel.org/stable/c/1928851334ecfd6e0d663121ab69ac639d4217a6 Added Reference https://git.kernel.org/stable/c/5d6fa4d2c9799c09389588da5118a72d97d87e92 Added Reference https://git.kernel.org/stable/c/9282a1e171ad8d2205067e8ec3bbe4e3cef4f29f Added Reference https://git.kernel.org/stable/c/b0ad924332a96550a84b8c0ae5483e7042d65fa9 Added Reference https://git.kernel.org/stable/c/e2dda298ef809aa201ea7c0904c4d064f6c497cb Added Reference https://git.kernel.org/stable/c/fc8da65f9fe1bc6802f8240b342cfff4f5c7e841