CVE-2026-23135

CWE-7637 documents7 sources
Severity
5.5MEDIUM
EPSS
0.0%
top 97.07%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedFeb 14

Description

In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: 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_kernel6.36.6.122+3
CVEListV5linux/linuxd889913205cf7ebda905b1e62c5867ed4e39f6c236e0bc5e8b282564906fca636c4ebc99814de4e7+4
Debianlinux< 6.12.69-1+1

Patches

🔴Vulnerability Details

3
GHSA
GHSA-88jw-j953-862r: In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: fix dma_free_coherent() pointer dma_alloc_coherent() allocates a D2026-02-14
OSV
CVE-2026-23135: In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: fix dma_free_coherent() pointer dma_alloc_coherent() allocates a DMA2026-02-14
CVEList
wifi: ath12k: fix dma_free_coherent() pointer2026-02-14

📋Vendor Advisories

2
Red Hat
kernel: Kernel: Denial of Service in ath12k wifi driver due to incorrect dma_free_coherent() pointer2026-02-14
Debian
CVE-2026-23135: linux - In the Linux kernel, the following vulnerability has been resolved: wifi: ath12...2026

🕵️Threat Intelligence

1
Wiz
CVE-2026-23135 Impact, Exploitability, and Mitigation Steps | Wiz
CVE-2026-23135 (MEDIUM CVSS 5.5) | In the Linux kernel | cvebase.io