CVE-2026-63963
Description
In the Linux kernel, the following vulnerability has been resolved: usb: typec: tcpm: validate VDO count in Discover Identity ACK handlers Properly validate the count passed from a device when calling svdm_consume_identity() or svdm_consume_identity_sop_prime() as the device-controlled value could index off of the static arrays, which could leak data.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
Windows Affected 1 release
| Version | Status | Fixed in |
|---|---|---|
| — | Affected | — |
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-63963
- https://git.kernel.org/stable/c/569f7971542eb10025d8a0989b83f28a29d8ba20
- https://git.kernel.org/stable/c/8fbc349e8383125dd2d8de1c1e926279d398ab17
- https://git.kernel.org/stable/c/ed8649f3822e211d025bcab5158af6f8a38c8705
- https://git.kernel.org/stable/c/f9d787fbe83127105e42088cca40e5118db0d810
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.