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CVE-2026-43345 net: ipa: fix event ring index not programmed for IPA v5.0+

🗓️ 08 May 2026 13:39:31Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 57 Views

Fix event ring index programming for IP Accelerator five point zero and later to restore completions signaling and prevent hangs.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/net/ipa/reg/gsi_reg-v5.0.c"
    ],
    "versions": [
      {
        "version": "faf0678ec8a0aa9039d8b188d012206abd67dd5c",
        "lessThan": "ae8343a19ccb051d519dbb3a9082ddea9f0551d3",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "faf0678ec8a0aa9039d8b188d012206abd67dd5c",
        "lessThan": "2bf18b643c4656413f7cfd5615af60a6b4e261da",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "faf0678ec8a0aa9039d8b188d012206abd67dd5c",
        "lessThan": "2d2dc166d55148cfcf8ae67b415f8d6d110e6fca",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "faf0678ec8a0aa9039d8b188d012206abd67dd5c",
        "lessThan": "34c988bb04cbdf093d2134e179433da49ffcd044",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "faf0678ec8a0aa9039d8b188d012206abd67dd5c",
        "lessThan": "56007972c0b1e783ca714d6f1f4d6e66e531d21f",
        "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/net/ipa/reg/gsi_reg-v5.0.c"
    ],
    "versions": [
      {
        "version": "6.4",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.4",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.136",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.83",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.24",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.19.14",
        "lessThanOrEqual": "6.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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