Medium 5.5Published Apr 22, 2026

CVE-2026-31439dmaengine: xilinx: xdma: Fix regmap init error handling

Updated under an hour ago (Oct 27, 2026, 7:30 AM ET)

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Exploited in the last 30 days

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.

CVSS: 5.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness (CWE): Not given
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Linux
NVD analysis: Analyzed
Record last updated: May 11, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Linux Linux linux:linux (from the name)	17ce252266c7f016ece026492c45838f852ddc79 builds before 4b6e1da50b22e5528b9003f376a3cecccce4decc; from 17ce252266c7f016ece026492c45838f852ddc79 before 9787b3d9b908785b40bc3f2e6d7082fdb8fdd98a; from 17ce252266c7f016ece026492c45838f852ddc79 before f27197ccfd2ecd2c71f27fd57c6d507e892ad24d; from 17ce252266c7f016ece026492c45838f852ddc79 before 59f6ccd0f3345be2e8a78bdef2103e93f180633a; from 17ce252266c7f016ece026492c45838f852ddc79 before e0adbf74e2a0455a6bc9628726ba87bcd0b42bf8	CNA record
linux linux_kernel linux:linux_kernel	from 6.3 before 6.6.131; from 6.7 before 6.12.80; from 6.13 before 6.18.21; from 6.19 before 6.19.11; 7.0; 7.0; 7.0; 7.0; and 2 more ranges	NVD

References

References

https://git.kernel.org/stable/c/4b6e1da50b22e5528b9003f376a3cecccce4decc	patch
https://git.kernel.org/stable/c/9787b3d9b908785b40bc3f2e6d7082fdb8fdd98a	patch
https://git.kernel.org/stable/c/f27197ccfd2ecd2c71f27fd57c6d507e892ad24d	patch
https://git.kernel.org/stable/c/59f6ccd0f3345be2e8a78bdef2103e93f180633a	patch
https://git.kernel.org/stable/c/e0adbf74e2a0455a6bc9628726ba87bcd0b42bf8	patch

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.