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CVE-2026-93168 dmaengine: xilinx_dma: Fix CPU stall in xilinx_dma_poll_timeout

🗓️ 17 Sep 2026 16:11:59Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 4 Views

CPU stall in Linux kernel xilinx_dma via poll_timeout_us_atomic with delay_us=0.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-93168
17 Sep 202616:11
cve
debiancve
Debian CVE
CVE-2026-93168
17 Sep 202616:11
debiancve
euvd
EUVD
EUVD-2026-82276
17 Sep 202616:11
euvd
nvd
NVD
CVE-2026-93168
17 Sep 202617:18
nvd
osv
OSV
DEBIAN-CVE-2026-93168
17 Sep 202617:18
osv
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/dma/xilinx/xilinx_dma.c"
    ],
    "versions": [
      {
        "version": "9495f2648287029fb5545c34a0fa318426ebe84c",
        "lessThan": "8b5654d317277e6e505c23f8fa7e415237fefc7f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "9495f2648287029fb5545c34a0fa318426ebe84c",
        "lessThan": "aa99c4d1d63bbc26a5fc4c667d89b2595743c19d",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/dma/xilinx/xilinx_dma.c"
    ],
    "versions": [
      {
        "version": "4.6",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.6",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2.6",
        "lessThanOrEqual": "7.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.3-rc1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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