CVE-2026-98460: falha em Linux
Bluetooth: hci_sock: reject out-of-range OCF values
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3Vexday Risk Score
Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.
ssvc Trackepss 0.2%
probabilidade de exploração
0.2%top 93% das CVEs
exploração observada
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In the Linux kernel, the following vulnerability has been resolved:
Bluetooth: hci_sock: reject out-of-range OCF values
The raw HCI socket security filter has 128 OCF bits per supported OGF,
but masks the 10-bit OCF with 127 before looking up the command. An
unprivileged socket can therefore submit a reserved OCF that aliases an
allowlisted command modulo 128.
A conforming controller should reject reserved opcodes. Nevertheless,
the security decision must apply to the opcode that will actually be
sent, especially since controller-specific behavior is outside the host
stack's control.
Reject OCF values that cannot be represented by the security filter
instead of aliasing them onto an unrelated command.
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Referências
https://git.kernel.org/stable/c/173457fa3e99ef4188dd0fe63e4dee98d0e441a9https://git.kernel.org/stable/c/320dedad15e8bbaecc8d2d7fd4189defb84caa85https://git.kernel.org/stable/c/47d67ec424e63e61e9eb58633d43a9d58a1852b6https://git.kernel.org/stable/c/598686f5d65b9af2223ed9d22fadba16e09f6ca8https://git.kernel.org/stable/c/68f0bcc4e16e31ff8dbe6ca93116eb70d7b6ac44https://git.kernel.org/stable/c/70b0a27bdde0cb524349c8261202c7c9393cf5e9https://git.kernel.org/stable/c/c1fd465ea1c5aef459f9bc3ac602b5353e0f536fhttps://git.kernel.org/stable/c/e93fad891c72deb84cae49430163b384ebcc92b1