CVE-2026-63963

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.

EPSS

0.2% chance of exploitation in the next 30 days; higher than 10% of CVEs (scores of 2026-10-25)

Published

2026-07-19

Modified

2026-10-21

Record from

the NVD, synced 2026-10-22

References

• https://git.kernel.org/stable/c/569f7971542eb10025d8a0989b83f28a29d8ba20
• https://git.kernel.org/stable/c/6bacd22e1eae77abf089bbdc016270200a8dc83b
• https://git.kernel.org/stable/c/8fbc349e8383125dd2d8de1c1e926279d398ab17
• https://git.kernel.org/stable/c/ed8649f3822e211d025bcab5158af6f8a38c8705
• https://git.kernel.org/stable/c/f9d787fbe83127105e42088cca40e5118db0d810

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