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CVE-2026-46133

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Reject unknown opcodes before ICRC processing Even after applying commit 7244491dab34 ("RDMA/rxe: Validate pad and ICRC before payload_size() in rxe_rcv"), a single unauthenticated UDP packet can still trigger panic. That patch handled payload_size() underflow only for valid opcodes with short packets, not for packets carrying an unknown opcode. The unknown-opcode OOB read described below predates that commit and r
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:1481f853355f2cc45d8dda5ac9c296d7711ab8e2143dbd58a76496872530d6a1
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":"unaffected","product":"Linux","programFiles":["drivers/infiniband/sw/rxe/rxe_recv.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"318787fa7193bd79691f2ebce4e80cb6abd0faef","status":"affected","version":"8700e3e7c4857d28ebaa824509934556da0b3e76","versionType":"git"},{"lessThan":"6a79b1ea0fcb2c998fda6a793050f66146e9cc42","status":"affected","version":"8700e3e7c4857d28ebaa824509934556da0b3e76","versionType":"git"},{"lessThan":"599cfdf44c1701c581cd4a21f1e1e03f8dc3840b","status":"affected","version":"8700e3e7c…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:33658307247871d469e2237ce7ffa7e02101f14d4445b63d57ca107fbfc5c66e · sha256:4b97726e9b24d78b… · /containers/cna/affected/0

{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/infiniband/sw/rxe/rxe_recv.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"4.8"},{"lessThan":"4.8","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.258","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.209","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.175","versionType":"semve…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:33658307247871d469e2237ce7ffa7e02101f14d4445b63d57ca107fbfc5c66e · sha256:4b97726e9b24d78b… · /containers/cna/affected/1

Affected products and versions

2 source assertions
{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/infiniband/sw/rxe/rxe_recv.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"318787fa7193bd79691f2ebce4e80cb6abd0faef","status":"affected","version":"8700e3e7c4857d28ebaa824509934556da0b3e76","versionType":"git"},{"lessThan":"6a79b1ea0fcb2c998fda6a793050f66146e9cc42","status":"affected","version":"8700e3e7c4857d28ebaa824509934556da0b3e76","versionType":"git"},{"lessThan":"599cfdf44c1701c581cd4a21f1e1e03f8dc3840b","status":"affected","version":"8700e3e7c…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:33658307247871d469e2237ce7ffa7e02101f14d4445b63d57ca107fbfc5c66e · sha256:4b97726e9b24d78b… · /containers/cna/affected/0
{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/infiniband/sw/rxe/rxe_recv.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"4.8"},{"lessThan":"4.8","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.258","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.209","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.175","versionType":"semve…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:33658307247871d469e2237ce7ffa7e02101f14d4445b63d57ca107fbfc5c66e · sha256:4b97726e9b24d78b… · /containers/cna/affected/1

Provider-owned CVSS observations

1 source assertion
{"metric":{"baseScore":7.5,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:33658307247871d469e2237ce7ffa7e02101f14d4445b63d57ca107fbfc5c66e · sha256:4b97726e9b24d78b… · /containers/cna/metrics/0/cvssV3_1

Source references

8 source assertions
{"url":"https://git.kernel.org/stable/c/006a3a5f75345c6a0dbf13fd3ee01406e93b6733"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:33658307247871d469e2237ce7ffa7e02101f14d4445b63d57ca107fbfc5c66e · sha256:4b97726e9b24d78b… · /containers/cna/references/5
{"url":"https://git.kernel.org/stable/c/318787fa7193bd79691f2ebce4e80cb6abd0faef"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:33658307247871d469e2237ce7ffa7e02101f14d4445b63d57ca107fbfc5c66e · sha256:4b97726e9b24d78b… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/4c6f86d85d03cdb33addce86aa69aa795ca6c47a"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:33658307247871d469e2237ce7ffa7e02101f14d4445b63d57ca107fbfc5c66e · sha256:4b97726e9b24d78b… · /containers/cna/references/7
{"url":"https://git.kernel.org/stable/c/599cfdf44c1701c581cd4a21f1e1e03f8dc3840b"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:33658307247871d469e2237ce7ffa7e02101f14d4445b63d57ca107fbfc5c66e · sha256:4b97726e9b24d78b… · /containers/cna/references/2
{"url":"https://git.kernel.org/stable/c/6a79b1ea0fcb2c998fda6a793050f66146e9cc42"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:33658307247871d469e2237ce7ffa7e02101f14d4445b63d57ca107fbfc5c66e · sha256:4b97726e9b24d78b… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/6fa18025e5782afff91415fd5217b39c1e4837d7"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:33658307247871d469e2237ce7ffa7e02101f14d4445b63d57ca107fbfc5c66e · sha256:4b97726e9b24d78b… · /containers/cna/references/6
{"url":"https://git.kernel.org/stable/c/e3dc3a2fb05f4ed49c7f20594c4c52350d032189"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:33658307247871d469e2237ce7ffa7e02101f14d4445b63d57ca107fbfc5c66e · sha256:4b97726e9b24d78b… · /containers/cna/references/3
{"url":"https://git.kernel.org/stable/c/f8ee926431a7bbec2b10c1290664af2cb290b983"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:33658307247871d469e2237ce7ffa7e02101f14d4445b63d57ca107fbfc5c66e · sha256:4b97726e9b24d78b… · /containers/cna/references/4

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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