Medium 5.5Published May 28, 2026

CVE-2026-46127RDMA/ocrdma: Don't NULL deref uctx on errors in ocrdma_copy_pd_uresp()

Updated under an hour ago (Oct 27, 2026, 5:23 PM ET)

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No exploitation reported and no EPSS estimate yet.

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Exploited in the last 30 days

In the Linux kernel, the following vulnerability has been resolved: RDMA/ocrdma: Don't NULL deref uctx on errors in ocrdma_copy_pd_uresp() Sashiko points out that pd->uctx isn't initialized until late in the function so all these error flow references are NULL and will crash. Use the uctx that isn't NULL.

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: Undergoing Analysis
Record last updated: Jun 14, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Linux Linux linux:linux (from the name)	from fe2caefcdf5869f308c102e3d64d40683bfad711 before b610f33c5523fe26f6dd897667fff9c7a1de5905; from fe2caefcdf5869f308c102e3d64d40683bfad711 before 443c991fbc954cc9363e963c09f404b9f281f3a2; from fe2caefcdf5869f308c102e3d64d40683bfad711 before 27b6eb1f27fda9bdd5cae028e396758cdf525845; from fe2caefcdf5869f308c102e3d64d40683bfad711 before e01a957561f663d3b68d2fd233a4502e3367efcd; from fe2caefcdf5869f308c102e3d64d40683bfad711 before 75fc130664ae324e7b2f9ad3630e0f175e9ca6c8; from fe2caefcdf5869f308c102e3d64d40683bfad711 before 8832626a483439e207734e027afff322ccdf726e; from fe2caefcdf5869f308c102e3d64d40683bfad711 before ec44c00a4fe1327efa35083f98b39c01cb535a51; from fe2caefcdf5869f308c102e3d64d40683bfad711 before 34fbf48cf3b410d2a6e8c586fa952a36331ca5ba	CNA record
linux linux_kernel linux:linux_kernel	from 3.5 before 5.10.258; from 5.11 before 5.15.209; from 5.16 before 6.1.175; from 6.2 before 6.6.140; from 6.7 before 6.12.88; from 6.13 before 6.18.30; from 6.19 before 7.0.7; 7.1; and 1 more ranges	NVD

References

References

https://git.kernel.org/stable/c/b610f33c5523fe26f6dd897667fff9c7a1de5905	patch
https://git.kernel.org/stable/c/443c991fbc954cc9363e963c09f404b9f281f3a2	patch
https://git.kernel.org/stable/c/27b6eb1f27fda9bdd5cae028e396758cdf525845	patch
https://git.kernel.org/stable/c/e01a957561f663d3b68d2fd233a4502e3367efcd	patch
https://git.kernel.org/stable/c/75fc130664ae324e7b2f9ad3630e0f175e9ca6c8	patch
https://git.kernel.org/stable/c/8832626a483439e207734e027afff322ccdf726e	patch
https://git.kernel.org/stable/c/ec44c00a4fe1327efa35083f98b39c01cb535a51	patch
https://git.kernel.org/stable/c/34fbf48cf3b410d2a6e8c586fa952a36331ca5ba	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.