CVE-2026-46127 (GCVE-0-2026-46127)

Vulnerability from cvelistv5 – Published: 2026-05-28 09:35 – Updated: 2026-05-28 09:35
VLAI
Title
RDMA/ocrdma: Don't NULL deref uctx on errors in ocrdma_copy_pd_uresp()
Summary
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.
Severity
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: fe2caefcdf5869f308c102e3d64d40683bfad711 , < e01a957561f663d3b68d2fd233a4502e3367efcd (git)
Affected: fe2caefcdf5869f308c102e3d64d40683bfad711 , < 75fc130664ae324e7b2f9ad3630e0f175e9ca6c8 (git)
Affected: fe2caefcdf5869f308c102e3d64d40683bfad711 , < 8832626a483439e207734e027afff322ccdf726e (git)
Affected: fe2caefcdf5869f308c102e3d64d40683bfad711 , < ec44c00a4fe1327efa35083f98b39c01cb535a51 (git)
Affected: fe2caefcdf5869f308c102e3d64d40683bfad711 , < 34fbf48cf3b410d2a6e8c586fa952a36331ca5ba (git)
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Linux Linux Affected: 3.5
Unaffected: 0 , < 3.5 (semver)
Unaffected: 6.6.140 , ≤ 6.6.* (semver)
Unaffected: 6.12.88 , ≤ 6.12.* (semver)
Unaffected: 6.18.30 , ≤ 6.18.* (semver)
Unaffected: 7.0.7 , ≤ 7.0.* (semver)
Unaffected: 7.1-rc3 , ≤ * (original_commit_for_fix)
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{
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            "drivers/infiniband/hw/ocrdma/ocrdma_verbs.c"
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    "dateReserved": "2026-05-13T15:03:33.099Z",
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}


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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