CVE-2026-64234
N/A
N/A
Summary
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 Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Linux | Linux | 3c6a483275f47a2ef7119309ad3d791c10cf30da < 760df81763b391bb5f0dcb0b7597b736da753ae4 | affected |
| Linux | Linux | 3c6a483275f47a2ef7119309ad3d791c10cf30da < 5f2e2a240dc1846e049bc67e9c3cdf5b031d08bf | affected |
| Linux | Linux | 3c6a483275f47a2ef7119309ad3d791c10cf30da < daea997bb244aeb50cbb2e5e075fb446a6cf068f | affected |
| Linux | Linux | 3c6a483275f47a2ef7119309ad3d791c10cf30da < 6dd5c0ea139b586ad5a091677056dafd405cfe82 | affected |
| Linux | Linux | 3c6a483275f47a2ef7119309ad3d791c10cf30da < d846df2dfbc2469a688833b4cc4f8aa80672bde8 | affected |
| Linux | Linux | 3c6a483275f47a2ef7119309ad3d791c10cf30da < 66f8bfea055b23719b4fd6ce207c44de37d82a59 | affected |
| Linux | Linux | 3c6a483275f47a2ef7119309ad3d791c10cf30da < d8d53a343ebe74274ca17b1e1993042e99f8c863 | affected |
| Linux | Linux | 3c6a483275f47a2ef7119309ad3d791c10cf30da < 6fe472c1bbbe238e91141f7cabc1226e96a60d43 | affected |
| Linux | Linux | 2.6.38 | affected |
| Linux | Linux | 0 < 2.6.38 | unaffected |
| Linux | Linux | 5.10.259 <= 5.10.* | unaffected |
| Linux | Linux | 5.15.210 <= 5.15.* | unaffected |
| Linux | Linux | 6.1.176 <= 6.1.* | unaffected |
| Linux | Linux | 6.6.143 <= 6.6.* | unaffected |
| Linux | Linux | 6.12.93 <= 6.12.* | unaffected |
| Linux | Linux | 6.18.35 <= 6.18.* | unaffected |
| Linux | Linux | 7.0.12 <= 7.0.* | unaffected |
| Linux | Linux | 7.1 <= * | unaffected |
Weaknesses
References
- https://git.kernel.org/stable/c/760df81763b391bb5f0dcb0b7597b736da753ae4
- https://git.kernel.org/stable/c/5f2e2a240dc1846e049bc67e9c3cdf5b031d08bf
- https://git.kernel.org/stable/c/daea997bb244aeb50cbb2e5e075fb446a6cf068f
- https://git.kernel.org/stable/c/6dd5c0ea139b586ad5a091677056dafd405cfe82
- https://git.kernel.org/stable/c/d846df2dfbc2469a688833b4cc4f8aa80672bde8
- https://git.kernel.org/stable/c/66f8bfea055b23719b4fd6ce207c44de37d82a59
- https://git.kernel.org/stable/c/d8d53a343ebe74274ca17b1e1993042e99f8c863
- https://git.kernel.org/stable/c/6fe472c1bbbe238e91141f7cabc1226e96a60d43
Feedback
Was this page helpful?
Glad to hear it! Please tell us how we can improve.
Sorry to hear that. Please tell us how we can improve.