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CVE PROGRAM SOURCE RECORD8.3 High

CVE-2026-43291

net: nfc: nci: Fix parameter validation for packet data

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Status
Published
Published
Updated
Assigning organization
Linux

Description

In the Linux kernel, the following vulnerability has been resolved: net: nfc: nci: Fix parameter validation for packet data Since commit 9c328f54741b ("net: nfc: nci: Add parameter validation for packet data") communication with nci nfc chips is not working any more. The mentioned commit tries to fix access of uninitialized data, but failed to understand that in some cases the data packet is of variable length and can therefore not be compared to the maximum packet length given by the sizeof(struct).

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Linux Linux

Default version status: unaffected

  • 8fcc7315a10a84264e55bb65ede10f0af20a983f to < a24a8a582da4426b2042e510a1080df84083b51daffected
  • bfdda0123dde406dbff62e7e9136037e97998a15 to < f5218426f765eee22e178df9c126d974792fb6a5affected
  • 0ba68bea1e356f466ad29449938bea12f5f3711f to < ad058a4317db7fdb3f09caa6ed536d24a62ce6a0affected
  • 74837bca0748763a77f77db47a0bdbe63b347628 to < 3b91160e9a91b5a2662875417dc42dc5b0bf03eaaffected
  • 9c328f54741bd5465ca1dc717c84c04242fac2e1 to < c692db813a7e3b7c3c17d6e9a3ad2a018bf1142baffected
  • 9c328f54741bd5465ca1dc717c84c04242fac2e1 to < 498fc5d0d650c77e87fcc73808d4f43240c21805affected
  • 9c328f54741bd5465ca1dc717c84c04242fac2e1 to < 571dcbeb8e635182bb825ae758399831805693c2affected
  • c395d1e548cc68e84584ffa2e3ca9796a78bf7b9affected
  • 5.15.195 to < 5.15.202affected
  • 6.1.156 to < 6.1.165affected
  • 6.6.112 to < 6.6.128affected
  • 6.12.53 to < 6.12.75affected
  • 6.17.3 to < 6.18affected

Linux Linux

Default version status: affected

  • 6.18affected
  • 0 to < 6.18unaffected
  • 5.15.202 to ≤ 5.15.*unaffected
  • 6.1.165 to ≤ 6.1.*unaffected
  • 6.6.128 to ≤ 6.6.*unaffected
  • 6.12.75 to ≤ 6.12.*unaffected
  • 6.18.16 to ≤ 6.18.*unaffected
  • 6.19.6 to ≤ 6.19.*unaffected
  • 7.0 to ≤ *unaffected

References