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CVE PROGRAM SOURCE RECORDUnscored

CVE-2026-31491

RDMA/irdma: Harden depth calculation functions

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Status
Published
Published
Updated
Assigning organization
Linux

Description

In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Harden depth calculation functions An issue was exposed where OS can pass in U32_MAX for SQ/RQ/SRQ size. This can cause integer overflow and truncation of SQ/RQ/SRQ depth returning a success when it should have failed. Harden the functions to do all depth calculations and boundary checking in u64 sizes.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Linux Linux

Default version status: unaffected

  • 563e1feb5f6ed579acb55850f1bbb831aecf645a to < 3f08351de5ca4f2f724b86ad252fbc21289467e1affected
  • 563e1feb5f6ed579acb55850f1bbb831aecf645a to < cbd852f5700eb3f64392452faf693ac45cae8281affected
  • 563e1feb5f6ed579acb55850f1bbb831aecf645a to < e37afcb56ae070477741fe2d6e61fc0c542cce2daffected

Linux Linux

Default version status: affected

  • 6.18affected
  • 0 to < 6.18unaffected
  • 6.18.21 to ≤ 6.18.*unaffected
  • 6.19.11 to ≤ 6.19.*unaffected
  • 7.0 to ≤ *unaffected

References