Vulnerability-Lookup

FKIE_CVE-2026-23280

Vulnerability from fkie_nvd - Published: 2026-03-25 11:16 - Updated: 2026-03-25 15:41

Severity ?

Summary

In the Linux kernel, the following vulnerability has been resolved: accel/amdxdna: Prevent ubuf size overflow The ubuf size calculation may overflow, resulting in an undersized allocation and possible memory corruption. Use check_add_overflow() helpers to validate the size calculation before allocation.

References

	URL	Tags
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/03808abb1d868aed7478a11a82e5bb4b3f1ca6d6
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/1500b31db94374a6669e73ce94d6f71cf8e85e06
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/972bf4a23478fcb247b4f507d47a584bc8aea5bd

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\naccel/amdxdna: Prevent ubuf size overflow\n\nThe ubuf size calculation may overflow, resulting in an undersized\nallocation and possible memory corruption.\n\nUse check_add_overflow() helpers to validate the size calculation before\nallocation."
    }
  ],
  "id": "CVE-2026-23280",
  "lastModified": "2026-03-25T15:41:33.977",
  "metrics": {},
  "published": "2026-03-25T11:16:22.523",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/03808abb1d868aed7478a11a82e5bb4b3f1ca6d6"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/1500b31db94374a6669e73ce94d6f71cf8e85e06"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/972bf4a23478fcb247b4f507d47a584bc8aea5bd"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Awaiting Analysis"
}

CVE-2026-23280 (GCVE-0-2026-23280)

Vulnerability from cvelistv5 – Published: 2026-03-25 10:26 – Updated: 2026-03-25 10:26

Title

accel/amdxdna: Prevent ubuf size overflow

Summary

Severity ?

No CVSS data available.

Assigner

Linux

References

URL

Tags

	https://git.kernel.org/stable/c/1500b31db94374a66…
	https://git.kernel.org/stable/c/972bf4a23478fcb24…
	https://git.kernel.org/stable/c/03808abb1d868aed7…

Impacted products

Vendor

Product

Version

Linux

Affected: bd72d4acda1069579b35123e3cc0b21ec1193a21 , < 1500b31db94374a6669e73ce94d6f71cf8e85e06 (git)
Affected: bd72d4acda1069579b35123e3cc0b21ec1193a21 , < 972bf4a23478fcb247b4f507d47a584bc8aea5bd (git)
Affected: bd72d4acda1069579b35123e3cc0b21ec1193a21 , < 03808abb1d868aed7478a11a82e5bb4b3f1ca6d6 (git)

Linux

Affected: 6.18
Unaffected: 0 , < 6.18 (semver)
Unaffected: 6.18.17 , ≤ 6.18.* (semver)
Unaffected: 6.19.7 , ≤ 6.19.* (semver)
Unaffected: 7.0-rc2 , ≤ * (original_commit_for_fix)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/accel/amdxdna/amdxdna_ubuf.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "1500b31db94374a6669e73ce94d6f71cf8e85e06",
              "status": "affected",
              "version": "bd72d4acda1069579b35123e3cc0b21ec1193a21",
              "versionType": "git"
            },
            {
              "lessThan": "972bf4a23478fcb247b4f507d47a584bc8aea5bd",
              "status": "affected",
              "version": "bd72d4acda1069579b35123e3cc0b21ec1193a21",
              "versionType": "git"
            },
            {
              "lessThan": "03808abb1d868aed7478a11a82e5bb4b3f1ca6d6",
              "status": "affected",
              "version": "bd72d4acda1069579b35123e3cc0b21ec1193a21",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/accel/amdxdna/amdxdna_ubuf.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.18"
            },
            {
              "lessThan": "6.18",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.17",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.19.*",
              "status": "unaffected",
              "version": "6.19.7",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.0-rc2",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.18.17",
                  "versionStartIncluding": "6.18",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.19.7",
                  "versionStartIncluding": "6.18",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "7.0-rc2",
                  "versionStartIncluding": "6.18",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\naccel/amdxdna: Prevent ubuf size overflow\n\nThe ubuf size calculation may overflow, resulting in an undersized\nallocation and possible memory corruption.\n\nUse check_add_overflow() helpers to validate the size calculation before\nallocation."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-03-25T10:26:41.088Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/1500b31db94374a6669e73ce94d6f71cf8e85e06"
        },
        {
          "url": "https://git.kernel.org/stable/c/972bf4a23478fcb247b4f507d47a584bc8aea5bd"
        },
        {
          "url": "https://git.kernel.org/stable/c/03808abb1d868aed7478a11a82e5bb4b3f1ca6d6"
        }
      ],
      "title": "accel/amdxdna: Prevent ubuf size overflow",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2026-23280",
    "datePublished": "2026-03-25T10:26:41.088Z",
    "dateReserved": "2026-01-13T15:37:45.992Z",
    "dateUpdated": "2026-03-25T10:26:41.088Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date

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.

Action not permitted

FKIE_CVE-2026-23280

CVE-2026-23280 (GCVE-0-2026-23280)

Tags

Sightings

Nomenclature