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CVE-2026-80737 Details

Description

In the Linux kernel, the following vulnerability has been resolved: serial: amba-pl011: synchronize DMA teardown dmaengine_terminate_all() does not wait for a running callback, so the TX callback can still touch the TX buffer after it is freed. The RX poll timer reads the RX buffers without the port lock. Switch to dmaengine_terminate_sync() and delete the RX timer before freeing the buffers.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: kernel.orgCVSS-B:7.8 HIGHVector:CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URL	Source(s)	Tag(s)
https://git.kernel.org/stable/c/440915499231e9db1c361aa45bb702e8fd3b4a32	kernel.org
https://git.kernel.org/stable/c/44bd0ecc3444882d08ecfbc2b2418d2f463d3186	kernel.org
https://git.kernel.org/stable/c/5974cb66681eac367107b05924744d7e3b49d41c	kernel.org
https://git.kernel.org/stable/c/9f6989e477f03a4721d34bb4b09b17accd40283e	kernel.org
https://git.kernel.org/stable/c/a38fae9d212e2d3ed5e9ec0ef773f8c0a27fb76e	kernel.org
https://git.kernel.org/stable/c/c8c8e895f65fbf71ea6224e27cf8dab91b776e0d	kernel.org
https://git.kernel.org/stable/c/f70c9d4fba46463a5b1c7b3ee9ee3b40c90dac03	kernel.org
https://git.kernel.org/stable/c/fdfb46c387241b4eddd36d746793764413285913	kernel.org

see all 8 references

Weakness Enumeration

No weakness enumeration is available for this CVE.

Affected Products

No affected product data is available for this CVE.

Change History

2 change records found show changes

Date	Action	Recorded By
Sep 4, 2026	CVE Modified	kernel.org
Sep 3, 2026	New CVE Received	kernel.org