CVE-2026-43081 (GCVE-0-2026-43081)

Vulnerability from cvelistv5 – Published: 2026-05-06 07:40 – Updated: 2026-05-11 22:17
VLAI?
Title
net: ipa: fix GENERIC_CMD register field masks for IPA v5.0+
Summary
In the Linux kernel, the following vulnerability has been resolved: net: ipa: fix GENERIC_CMD register field masks for IPA v5.0+ Fix the field masks to match the hardware layout documented in downstream GSI (GSI_V3_0_EE_n_GSI_EE_GENERIC_CMD_*). Notably this fixes a WARN I was seeing when I tried to send "stop" to the MPSS remoteproc while IPA was up.
Severity ?
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: faf0678ec8a0aa9039d8b188d012206abd67dd5c , < a7d326dfb13b5a0763eccfd78836fe15199fc499 (git)
Affected: faf0678ec8a0aa9039d8b188d012206abd67dd5c , < d1c66396796f23f7201b1addf06f62515035354d (git)
Affected: faf0678ec8a0aa9039d8b188d012206abd67dd5c , < bafc45ea30d297002750396d5f10e3018bf2cd60 (git)
Affected: faf0678ec8a0aa9039d8b188d012206abd67dd5c , < 2aa50d2c1f631b405849da246043c6f683af7489 (git)
Affected: faf0678ec8a0aa9039d8b188d012206abd67dd5c , < 9709b56d908acc120fe8b4ae250b3c9d749ea832 (git)
Create a notification for this product.
Linux Linux Affected: 6.4
Unaffected: 0 , < 6.4 (semver)
Unaffected: 6.6.136 , ≤ 6.6.* (semver)
Unaffected: 6.12.83 , ≤ 6.12.* (semver)
Unaffected: 6.18.24 , ≤ 6.18.* (semver)
Unaffected: 6.19.14 , ≤ 6.19.* (semver)
Unaffected: 7.0 , ≤ * (original_commit_for_fix)
Create a notification for this product.
Show details on NVD website
To clipboard 

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/ipa/reg/gsi_reg-v5.0.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "a7d326dfb13b5a0763eccfd78836fe15199fc499",
              "status": "affected",
              "version": "faf0678ec8a0aa9039d8b188d012206abd67dd5c",
              "versionType": "git"
            },
            {
              "lessThan": "d1c66396796f23f7201b1addf06f62515035354d",
              "status": "affected",
              "version": "faf0678ec8a0aa9039d8b188d012206abd67dd5c",
              "versionType": "git"
            },
            {
              "lessThan": "bafc45ea30d297002750396d5f10e3018bf2cd60",
              "status": "affected",
              "version": "faf0678ec8a0aa9039d8b188d012206abd67dd5c",
              "versionType": "git"
            },
            {
              "lessThan": "2aa50d2c1f631b405849da246043c6f683af7489",
              "status": "affected",
              "version": "faf0678ec8a0aa9039d8b188d012206abd67dd5c",
              "versionType": "git"
            },
            {
              "lessThan": "9709b56d908acc120fe8b4ae250b3c9d749ea832",
              "status": "affected",
              "version": "faf0678ec8a0aa9039d8b188d012206abd67dd5c",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/ipa/reg/gsi_reg-v5.0.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.4"
            },
            {
              "lessThan": "6.4",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.136",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.83",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.24",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.19.*",
              "status": "unaffected",
              "version": "6.19.14",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.0",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.6.136",
                  "versionStartIncluding": "6.4",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.12.83",
                  "versionStartIncluding": "6.4",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.18.24",
                  "versionStartIncluding": "6.4",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.19.14",
                  "versionStartIncluding": "6.4",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "7.0",
                  "versionStartIncluding": "6.4",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: ipa: fix GENERIC_CMD register field masks for IPA v5.0+\n\nFix the field masks to match the hardware layout documented in\ndownstream GSI (GSI_V3_0_EE_n_GSI_EE_GENERIC_CMD_*).\n\nNotably this fixes a WARN I was seeing when I tried to send \"stop\"\nto the MPSS remoteproc while IPA was up."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-05-11T22:17:21.426Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/a7d326dfb13b5a0763eccfd78836fe15199fc499"
        },
        {
          "url": "https://git.kernel.org/stable/c/d1c66396796f23f7201b1addf06f62515035354d"
        },
        {
          "url": "https://git.kernel.org/stable/c/bafc45ea30d297002750396d5f10e3018bf2cd60"
        },
        {
          "url": "https://git.kernel.org/stable/c/2aa50d2c1f631b405849da246043c6f683af7489"
        },
        {
          "url": "https://git.kernel.org/stable/c/9709b56d908acc120fe8b4ae250b3c9d749ea832"
        }
      ],
      "title": "net: ipa: fix GENERIC_CMD register field masks for IPA v5.0+",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2026-43081",
    "datePublished": "2026-05-06T07:40:17.159Z",
    "dateReserved": "2026-05-01T14:12:55.983Z",
    "dateUpdated": "2026-05-11T22:17:21.426Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2026-43081",
      "date": "2026-05-21",
      "epss": "0.00024",
      "percentile": "0.06691"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-43081\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2026-05-06T10:16:21.260\",\"lastModified\":\"2026-05-06T13:08:07.970\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nnet: ipa: fix GENERIC_CMD register field masks for IPA v5.0+\\n\\nFix the field masks to match the hardware layout documented in\\ndownstream GSI (GSI_V3_0_EE_n_GSI_EE_GENERIC_CMD_*).\\n\\nNotably this fixes a WARN I was seeing when I tried to send \\\"stop\\\"\\nto the MPSS remoteproc while IPA was up.\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/2aa50d2c1f631b405849da246043c6f683af7489\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/9709b56d908acc120fe8b4ae250b3c9d749ea832\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/a7d326dfb13b5a0763eccfd78836fe15199fc499\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/bafc45ea30d297002750396d5f10e3018bf2cd60\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/d1c66396796f23f7201b1addf06f62515035354d\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.