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CVE-2026-63923

In the Linux kernel, the following vulnerability has been resolved: octeontx2-af: validate body pcifunc in rvu_mbox_handler_rep_event_notify rvu_mbox_handler_rep_event_notify() in drivers/net/ethernet/marvell/ octeontx2/af/rvu_rep.c queues a sender-controlled REP_EVENT_NOTIFY request body verbatim, and rvu_rep_up_notify() then forwards event->pcifunc (the nested body field, distinct from the AF-normalised header pcifunc) into rvu_get_pfvf(), rvu_get_pf() and the AF->PF mailbox device index wit
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:a5855b9b38155169a6765688e7857814cf16c26ddeca58fe68513ac2c7dbd6a6
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/net/ethernet/marvell/octeontx2/af/rvu.c","drivers/net/ethernet/marvell/octeontx2/af/rvu.h","drivers/net/ethernet/marvell/octeontx2/af/rvu_rep.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.13"},{"lessThan":"6.13","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.42","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.12",…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:aae109783f0f02d60867dc95a675f32c4ae3c0972e59994ad22f1e7ea13185a2 · sha256:bd6a78c2fcdf2bfa… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/net/ethernet/marvell/octeontx2/af/rvu.c","drivers/net/ethernet/marvell/octeontx2/af/rvu.h","drivers/net/ethernet/marvell/octeontx2/af/rvu_rep.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"4467fa514482bbce82f73788943c815f3d126ab3","status":"affected","version":"b8fea84a0468404fe3b3327ad54d583950be9dec","versionType":"git"},{"lessThan":"68be0260e2a02ff9b18a8678d5f8d1715fa20138","status":"affected","version":"b8fea84a0468404fe3b3327ad54d583950be9dec","…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:aae109783f0f02d60867dc95a675f32c4ae3c0972e59994ad22f1e7ea13185a2 · sha256:bd6a78c2fcdf2bfa… · /containers/cna/affected/0

Affected products and versions

2 source assertions
{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/net/ethernet/marvell/octeontx2/af/rvu.c","drivers/net/ethernet/marvell/octeontx2/af/rvu.h","drivers/net/ethernet/marvell/octeontx2/af/rvu_rep.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.13"},{"lessThan":"6.13","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.42","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.12",…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:aae109783f0f02d60867dc95a675f32c4ae3c0972e59994ad22f1e7ea13185a2 · sha256:bd6a78c2fcdf2bfa… · /containers/cna/affected/1
{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/net/ethernet/marvell/octeontx2/af/rvu.c","drivers/net/ethernet/marvell/octeontx2/af/rvu.h","drivers/net/ethernet/marvell/octeontx2/af/rvu_rep.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"4467fa514482bbce82f73788943c815f3d126ab3","status":"affected","version":"b8fea84a0468404fe3b3327ad54d583950be9dec","versionType":"git"},{"lessThan":"68be0260e2a02ff9b18a8678d5f8d1715fa20138","status":"affected","version":"b8fea84a0468404fe3b3327ad54d583950be9dec","…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:aae109783f0f02d60867dc95a675f32c4ae3c0972e59994ad22f1e7ea13185a2 · sha256:bd6a78c2fcdf2bfa… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"baseScore":8.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:aae109783f0f02d60867dc95a675f32c4ae3c0972e59994ad22f1e7ea13185a2 · sha256:bd6a78c2fcdf2bfa… · /containers/cna/metrics/0/cvssV3_1

Source references

3 source assertions
{"url":"https://git.kernel.org/stable/c/2156a29aecfffa2eb7c558255690084efbe9f3b0"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:aae109783f0f02d60867dc95a675f32c4ae3c0972e59994ad22f1e7ea13185a2 · sha256:bd6a78c2fcdf2bfa… · /containers/cna/references/2
{"url":"https://git.kernel.org/stable/c/4467fa514482bbce82f73788943c815f3d126ab3"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:aae109783f0f02d60867dc95a675f32c4ae3c0972e59994ad22f1e7ea13185a2 · sha256:bd6a78c2fcdf2bfa… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/68be0260e2a02ff9b18a8678d5f8d1715fa20138"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:aae109783f0f02d60867dc95a675f32c4ae3c0972e59994ad22f1e7ea13185a2 · sha256:bd6a78c2fcdf2bfa… · /containers/cna/references/1

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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