CVE-2025-21735

In the Linux kernel, the following vulnerability has been resolved: NFC: nci: Add bounds checking in nci_hci_create_pipe() The "pipe" variable is a u8 which comes from the network. If it's more than 127, then it results in memory corruption in the caller, nci_hci_connect_gate().

CVSS 3.1

7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

0.4% chance of exploitation in the next 30 days; higher than 31% of CVEs (scores of 2026-10-25)

CWE

CWE-787

Published

2025-02-27

Modified

2026-10-15

Record from

the NVD, synced 2026-10-19

Affected

• linux:linux_kernel

References

• https://git.kernel.org/stable/c/10b3f947b609713e04022101f492d288a014ddfa
• https://git.kernel.org/stable/c/110b43ef05342d5a11284cc8b21582b698b4ef1c
• https://git.kernel.org/stable/c/172cdfc3a5ea20289c58fb73dadc6fd4a8784a4e
• https://git.kernel.org/stable/c/2ae4bade5a64d126bd18eb66bd419005c5550218
• https://git.kernel.org/stable/c/59c7ed20217c0939862fbf8145bc49d5b3a13f4f

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