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CVE-2026-31491

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.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:daaceeed7ca8e09330badebbb4655457ce5bc3109bbae2a22622a23b105efa5a
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 2 assertions

{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/infiniband/hw/irdma/uk.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.18"},{"lessThan":"6.18","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.21","versionType":"semver"},{"lessThanOrEqual":"6.19.*","status":"unaffected","version":"6.19.11","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.0","versionType":"original_commit_f…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:f85aa2fe016a723b11db41bd2baa78b92842846d05aa9ceb281c5759565812f1 · sha256:c7e790d9e05e98b9… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/infiniband/hw/irdma/uk.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"3f08351de5ca4f2f724b86ad252fbc21289467e1","status":"affected","version":"563e1feb5f6ed579acb55850f1bbb831aecf645a","versionType":"git"},{"lessThan":"cbd852f5700eb3f64392452faf693ac45cae8281","status":"affected","version":"563e1feb5f6ed579acb55850f1bbb831aecf645a","versionType":"git"},{"lessThan":"e37afcb56ae070477741fe2d6e61fc0c542cce2d","status":"affected","version":"563e1feb5f6ed…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:f85aa2fe016a723b11db41bd2baa78b92842846d05aa9ceb281c5759565812f1 · sha256:c7e790d9e05e98b9… · /containers/cna/affected/0

Affected products and versions

2 source assertions
{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/infiniband/hw/irdma/uk.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.18"},{"lessThan":"6.18","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.21","versionType":"semver"},{"lessThanOrEqual":"6.19.*","status":"unaffected","version":"6.19.11","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.0","versionType":"original_commit_f…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:f85aa2fe016a723b11db41bd2baa78b92842846d05aa9ceb281c5759565812f1 · sha256:c7e790d9e05e98b9… · /containers/cna/affected/1
{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/infiniband/hw/irdma/uk.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"3f08351de5ca4f2f724b86ad252fbc21289467e1","status":"affected","version":"563e1feb5f6ed579acb55850f1bbb831aecf645a","versionType":"git"},{"lessThan":"cbd852f5700eb3f64392452faf693ac45cae8281","status":"affected","version":"563e1feb5f6ed579acb55850f1bbb831aecf645a","versionType":"git"},{"lessThan":"e37afcb56ae070477741fe2d6e61fc0c542cce2d","status":"affected","version":"563e1feb5f6ed…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:f85aa2fe016a723b11db41bd2baa78b92842846d05aa9ceb281c5759565812f1 · sha256:c7e790d9e05e98b9… · /containers/cna/affected/0

Source references

3 source assertions
{"url":"https://git.kernel.org/stable/c/3f08351de5ca4f2f724b86ad252fbc21289467e1"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:f85aa2fe016a723b11db41bd2baa78b92842846d05aa9ceb281c5759565812f1 · sha256:c7e790d9e05e98b9… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/cbd852f5700eb3f64392452faf693ac45cae8281"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:f85aa2fe016a723b11db41bd2baa78b92842846d05aa9ceb281c5759565812f1 · sha256:c7e790d9e05e98b9… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/e37afcb56ae070477741fe2d6e61fc0c542cce2d"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:f85aa2fe016a723b11db41bd2baa78b92842846d05aa9ceb281c5759565812f1 · sha256:c7e790d9e05e98b9… · /containers/cna/references/2

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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