CVE-2026-31439

MEDIUM

dmaengine: xilinx: xdma: Fix regmap init error handling

Title source: cna

Description

In the Linux kernel, the following vulnerability has been resolved: dmaengine: xilinx: xdma: Fix regmap init error handling devm_regmap_init_mmio returns an ERR_PTR() upon error, not NULL. Fix the error check and also fix the error message. Use the error code from ERR_PTR() instead of the wrong value in ret.

References (5)

Core 5

Core References

https://git.kernel.org/stable/c/4b6e1da50b22e5528b9003f376a3cecccce4decc

https://git.kernel.org/stable/c/9787b3d9b908785b40bc3f2e6d7082fdb8fdd98a

https://git.kernel.org/stable/c/f27197ccfd2ecd2c71f27fd57c6d507e892ad24d

https://git.kernel.org/stable/c/59f6ccd0f3345be2e8a78bdef2103e93f180633a

https://git.kernel.org/stable/c/e0adbf74e2a0455a6bc9628726ba87bcd0b42bf8

Scores

CVSS v3 5.5

EPSS 0.0001

EPSS Percentile 3.4%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Details

Status published

Products (14)

Linux/Linux < 6.3

Linux/Linux 17ce252266c7f016ece026492c45838f852ddc79 - 4b6e1da50b22e5528b9003f376a3cecccce4decc

Linux/Linux 17ce252266c7f016ece026492c45838f852ddc79 - 59f6ccd0f3345be2e8a78bdef2103e93f180633a

Linux/Linux 17ce252266c7f016ece026492c45838f852ddc79 - 9787b3d9b908785b40bc3f2e6d7082fdb8fdd98a

Linux/Linux 17ce252266c7f016ece026492c45838f852ddc79 - e0adbf74e2a0455a6bc9628726ba87bcd0b42bf8

Linux/Linux 17ce252266c7f016ece026492c45838f852ddc79 - f27197ccfd2ecd2c71f27fd57c6d507e892ad24d

Linux/Linux 6.12.80 - 6.12.*

Linux/Linux 6.18.21 - 6.18.*

Linux/Linux 6.19.11 - 6.19.*

Linux/Linux 6.3

... and 4 more

Published Apr 22, 2026

Tracked Since Apr 22, 2026