CVE-2026-23133

CWE-7638 documents8 sources
Severity
5.5MEDIUM
EPSS
0.0%
top 96.85%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedFeb 14
Latest updateApr 9

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.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages3 packages

NVDlinux/linux_kernel4.165.10.249+6
CVEListV5linux/linux2a1e1ad3fd37a632b61f50e73dafddb4b0fa57f1e2dda298ef809aa201ea7c0904c4d064f6c497cb+7
Debianlinux< 5.10.249-1+3

Patches

🔴Vulnerability Details

3
OSV
CVE-2026-23133: In the Linux kernel, the following vulnerability has been resolved: wifi: ath10k: fix dma_free_coherent() pointer dma_alloc_coherent() allocates a DMA2026-02-14
CVEList
wifi: ath10k: fix dma_free_coherent() pointer2026-02-14
GHSA
GHSA-f6qx-9px5-6w93: In the Linux kernel, the following vulnerability has been resolved: wifi: ath10k: fix dma_free_coherent() pointer dma_alloc_coherent() allocates a D2026-02-14

📋Vendor Advisories

3
Ubuntu
Linux kernel (NVIDIA Tegra) vulnerabilities2026-04-09
Red Hat
kernel: Linux kernel: Memory management flaw in ath10k Wi-Fi driver can lead to denial of service2026-02-14
Debian
CVE-2026-23133: linux - In the Linux kernel, the following vulnerability has been resolved: wifi: ath10...2026

🕵️Threat Intelligence

1
Wiz
CVE-2026-23133 Impact, Exploitability, and Mitigation Steps | Wiz
CVE-2026-23133 (MEDIUM CVSS 5.5) | In the Linux kernel | cvebase.io