Unrated severityNVD Advisory· Published Jul 20, 2026
Debian linux: In the Linux kernel, the following vulnerability has been resolved: usb: typec:…
CVE-2026-63959
Description
In the Linux kernel, the following vulnerability has been resolved: usb: typec: tcpm/tcpci_maxim: validate header NDO against RX_BYTE_CNT A broken/malicious port can transmit a CRC-valid frame whose header advertises up to seven data objects but whose body carries fewer than that. Check for this, and rightfully reject the message, instead of reading from uninitialized stack memory.
Affected products
2Patches
Vulnerability mechanics
News mentions
0No linked articles in our index yet.