nfc: nci: Fix uninit-value in nci_rx_work

Summary

In the Linux kernel, the following vulnerability has been resolved: nfc: nci: Fix uninit-value in nci_rx_work syzbot reported the following uninit-value access issue [1] nci_rx_work() parses received packet from ndev->rx_q. It should be validated header size, payload size and total packet size before processing the packet. If an invalid packet is detected, it should be silently discarded.

Timeline

1. Jun 21, 2024, 10:18 AM UTCCVE published
2. Sep 10, 2024, 5:09 PM UTCCISA SSVC assessment

   Exploitation: none · Automatable: no · Technical impact: partial

3. Oct 15, 2026, 12:43 AM UTCRecord last updated

Affected versions

• Linux Linux

  From 11387b2effbb55f58dc2111ef4b4b896f2756240 · fixed in 406cfac9debd4a6d3dc5d9258ee086372a8c08b6; From 03fe259649a551d336a7f20919b641ea100e3fff · fixed in 485ded868ed62ceb2acb3a459d7843fd71472619; From 755e53bbc61bc1aff90eafa64c8c2464fd3dfa3c · fixed in f80b786ab0550d0020191a59077b2c7e069db2d1; From ac68d9fa09e410fa3ed20fb721d56aa558695e16 · fixed in ad4d196d2008c7f413167f0a693feb4f0439d7fe; From b51ec7fc9f877ef869c01d3ea6f18f6a64e831a7 · fixed in e8c8e0d0d214c877fbad555df5b3ed558cd9b0c3; From a946ebee45b09294c8b0b0e77410b763c4d2817a · fixed in e53a7f8afcbd2886f2a94c5d56757328109730ea; From d24b03535e5eb82e025219c2f632b485409c898f · fixed in 017ff397624930fd7ac7f1761f3c9d6a7100f68c; From d24b03535e5eb82e025219c2f632b485409c898f · fixed in e4a87abf588536d1cdfb128595e6e680af5cf3ed; From 4.19.312 · fixed in 4.19.316; From 5.4.274 · fixed in 5.4.278; From 5.10.215 · fixed in 5.10.219; From 5.15.154 · fixed in 5.15.161; From 6.1.85 · fixed in 6.1.93; From 6.6.26 · fixed in 6.6.33; From 6.8.5 · fixed in 6.9

• Linux Linux

  6.9

• KernelLinux

  fixed in 4.19.316; From 4.20.0 · fixed in 5.4.278; From 5.5.0 · fixed in 5.10.219; From 5.11.0 · fixed in 5.15.161; From 5.16.0 · fixed in 6.1.93; From 6.2.0 · fixed in 6.6.33; From 6.7.0 · fixed in 6.9.4

References 8