CVE-2026-72059
kernel: net: wwan: t7xx: destroy DMA pool on CLDMA late init failure
Severity
LowRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · August 15, 2026
Updated · August 19, 2026
Description
A flaw was found in the Linux kernel's net: wwan: t7xx component. This issue occurs during the initialization of the Cellular Direct Memory Access (CLDMA) module. If the setup of the transmit or receive rings fails, a dedicated memory resource, known as a Direct Memory Access (DMA) pool, is not properly released. This oversight leads to a memory leak, which could potentially degrade system performance or stability over an extended period.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-772 · Missing Release of Resource after Effective Lifetime