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CVE PROGRAM SOURCE RECORDUnscored

CVE-2026-63899

USB: serial: mxuport: fix memory corruption with small endpoint

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Status
Published
Published
Updated
Assigning organization
Linux

Description

In the Linux kernel, the following vulnerability has been resolved: USB: serial: mxuport: fix memory corruption with small endpoint Make sure that the bulk-out endpoint max packet size is at least eight bytes to avoid user-controlled slab corruption should a malicious device report a smaller size.

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

  • ee467a1f2066d2bfa293f7c2c7f1ff7000b0a39e to < 086b858b5f5125bc9d967ea2bd825f83d9f8f29daffected
  • ee467a1f2066d2bfa293f7c2c7f1ff7000b0a39e to < 2f3661eb2446e1ef593da45e01a3b21a906768ecaffected
  • ee467a1f2066d2bfa293f7c2c7f1ff7000b0a39e to < ccbec56f2f9af008f1574335cc6a668f16603e47affected
  • ee467a1f2066d2bfa293f7c2c7f1ff7000b0a39e to < be3a1ed4ae51fa8dde57383277d336ce834f2cd9affected
  • ee467a1f2066d2bfa293f7c2c7f1ff7000b0a39e to < e906545641d34fb1a09a65b4b5cfdff40eb09681affected
  • ee467a1f2066d2bfa293f7c2c7f1ff7000b0a39e to < 6c0cf56f00f280d72180bb6ce79741bc787a6269affected
  • ee467a1f2066d2bfa293f7c2c7f1ff7000b0a39e to < b40166b4ef96067620a0f248e74ad9658c8f680caffected
  • ee467a1f2066d2bfa293f7c2c7f1ff7000b0a39e to < 4085f0dbb1ce2251c9a5938d693de6593f0ab2bdaffected

Linux Linux

Default version status: affected

  • 3.14affected
  • 0 to < 3.14unaffected
  • 5.10.259 to ≤ 5.10.*unaffected
  • 5.15.210 to ≤ 5.15.*unaffected
  • 6.1.176 to ≤ 6.1.*unaffected
  • 6.6.143 to ≤ 6.6.*unaffected
  • 6.12.93 to ≤ 6.12.*unaffected
  • 6.18.35 to ≤ 6.18.*unaffected
  • 7.0.12 to ≤ 7.0.*unaffected
  • 7.1 to ≤ *unaffected

References