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CVE PROGRAM SOURCE RECORDUnscored

CVE-2026-64234

tty: serial: pch_uart: add check for dma_alloc_coherent()

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Status
Published
Published
Updated
Assigning organization
Linux

Description

In the Linux kernel, the following vulnerability has been resolved: tty: serial: pch_uart: add check for dma_alloc_coherent() Add a check for dma_alloc_coherent() failure to prevent a potential NULL pointer dereference in dma_handle_rx(). Properly release DMA channels and the PCI device reference using a goto ladder if the allocation fails.

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

  • 3c6a483275f47a2ef7119309ad3d791c10cf30da to < 760df81763b391bb5f0dcb0b7597b736da753ae4affected
  • 3c6a483275f47a2ef7119309ad3d791c10cf30da to < 5f2e2a240dc1846e049bc67e9c3cdf5b031d08bfaffected
  • 3c6a483275f47a2ef7119309ad3d791c10cf30da to < daea997bb244aeb50cbb2e5e075fb446a6cf068faffected
  • 3c6a483275f47a2ef7119309ad3d791c10cf30da to < 6dd5c0ea139b586ad5a091677056dafd405cfe82affected
  • 3c6a483275f47a2ef7119309ad3d791c10cf30da to < d846df2dfbc2469a688833b4cc4f8aa80672bde8affected
  • 3c6a483275f47a2ef7119309ad3d791c10cf30da to < 66f8bfea055b23719b4fd6ce207c44de37d82a59affected
  • 3c6a483275f47a2ef7119309ad3d791c10cf30da to < d8d53a343ebe74274ca17b1e1993042e99f8c863affected
  • 3c6a483275f47a2ef7119309ad3d791c10cf30da to < 6fe472c1bbbe238e91141f7cabc1226e96a60d43affected

Linux Linux

Default version status: affected

  • 2.6.38affected
  • 0 to < 2.6.38unaffected
  • 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