CVE-2025-39934 (GCVE-0-2025-39934)

Vulnerability from cvelistv5 – Published: 2025-10-04 07:30 – Updated: 2026-05-11 21:39
VLAI
Title
drm: bridge: anx7625: Fix NULL pointer dereference with early IRQ
Summary
In the Linux kernel, the following vulnerability has been resolved: drm: bridge: anx7625: Fix NULL pointer dereference with early IRQ If the interrupt occurs before resource initialization is complete, the interrupt handler/worker may access uninitialized data such as the I2C tcpc_client device, potentially leading to NULL pointer dereference.
Severity
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: 8bdfc5dae4e3ba4d99dfb430ef43249e5f1b7730 , < 51a501e990a353a4f15da6bab295b28e5d118f64 (git)
Affected: 8bdfc5dae4e3ba4d99dfb430ef43249e5f1b7730 , < f9a089d0a6d537d0f2061c8a37a7de535ce0310e (git)
Affected: 8bdfc5dae4e3ba4d99dfb430ef43249e5f1b7730 , < 15a77e1ab0a994d69b471c76b8d01117128dda26 (git)
Affected: 8bdfc5dae4e3ba4d99dfb430ef43249e5f1b7730 , < 0da73f7827691a5e2265b110d5fe12f29535ec92 (git)
Affected: 8bdfc5dae4e3ba4d99dfb430ef43249e5f1b7730 , < 1a7ea294d57fb61485d11b3f2241d631d73025cb (git)
Affected: 8bdfc5dae4e3ba4d99dfb430ef43249e5f1b7730 , < a10f910c77f280327b481e77eab909934ec508f0 (git)
Create a notification for this product.
Linux Linux Affected: 5.11
Unaffected: 0 , < 5.11 (semver)
Unaffected: 5.15.194 , ≤ 5.15.* (semver)
Unaffected: 6.1.154 , ≤ 6.1.* (semver)
Unaffected: 6.6.108 , ≤ 6.6.* (semver)
Unaffected: 6.12.49 , ≤ 6.12.* (semver)
Unaffected: 6.16.9 , ≤ 6.16.* (semver)
Unaffected: 6.17 , ≤ * (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/gpu/drm/bridge/analogix/anx7625.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "51a501e990a353a4f15da6bab295b28e5d118f64",
              "status": "affected",
              "version": "8bdfc5dae4e3ba4d99dfb430ef43249e5f1b7730",
              "versionType": "git"
            },
            {
              "lessThan": "f9a089d0a6d537d0f2061c8a37a7de535ce0310e",
              "status": "affected",
              "version": "8bdfc5dae4e3ba4d99dfb430ef43249e5f1b7730",
              "versionType": "git"
            },
            {
              "lessThan": "15a77e1ab0a994d69b471c76b8d01117128dda26",
              "status": "affected",
              "version": "8bdfc5dae4e3ba4d99dfb430ef43249e5f1b7730",
              "versionType": "git"
            },
            {
              "lessThan": "0da73f7827691a5e2265b110d5fe12f29535ec92",
              "status": "affected",
              "version": "8bdfc5dae4e3ba4d99dfb430ef43249e5f1b7730",
              "versionType": "git"
            },
            {
              "lessThan": "1a7ea294d57fb61485d11b3f2241d631d73025cb",
              "status": "affected",
              "version": "8bdfc5dae4e3ba4d99dfb430ef43249e5f1b7730",
              "versionType": "git"
            },
            {
              "lessThan": "a10f910c77f280327b481e77eab909934ec508f0",
              "status": "affected",
              "version": "8bdfc5dae4e3ba4d99dfb430ef43249e5f1b7730",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/gpu/drm/bridge/analogix/anx7625.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "5.11"
            },
            {
              "lessThan": "5.11",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.194",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.154",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.108",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.49",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.16.*",
              "status": "unaffected",
              "version": "6.16.9",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.17",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.15.194",
                  "versionStartIncluding": "5.11",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.1.154",
                  "versionStartIncluding": "5.11",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.6.108",
                  "versionStartIncluding": "5.11",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.12.49",
                  "versionStartIncluding": "5.11",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.16.9",
                  "versionStartIncluding": "5.11",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.17",
                  "versionStartIncluding": "5.11",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm: bridge: anx7625: Fix NULL pointer dereference with early IRQ\n\nIf the interrupt occurs before resource initialization is complete, the\ninterrupt handler/worker may access uninitialized data such as the I2C\ntcpc_client device, potentially leading to NULL pointer dereference."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-05-11T21:39:14.992Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/51a501e990a353a4f15da6bab295b28e5d118f64"
        },
        {
          "url": "https://git.kernel.org/stable/c/f9a089d0a6d537d0f2061c8a37a7de535ce0310e"
        },
        {
          "url": "https://git.kernel.org/stable/c/15a77e1ab0a994d69b471c76b8d01117128dda26"
        },
        {
          "url": "https://git.kernel.org/stable/c/0da73f7827691a5e2265b110d5fe12f29535ec92"
        },
        {
          "url": "https://git.kernel.org/stable/c/1a7ea294d57fb61485d11b3f2241d631d73025cb"
        },
        {
          "url": "https://git.kernel.org/stable/c/a10f910c77f280327b481e77eab909934ec508f0"
        }
      ],
      "title": "drm: bridge: anx7625: Fix NULL pointer dereference with early IRQ",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2025-39934",
    "datePublished": "2025-10-04T07:30:58.284Z",
    "dateReserved": "2025-04-16T07:20:57.148Z",
    "dateUpdated": "2026-05-11T21:39:14.992Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2025-39934",
      "date": "2026-05-25",
      "epss": "0.00024",
      "percentile": "0.07211"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2025-39934\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2025-10-04T08:15:46.210\",\"lastModified\":\"2026-01-23T20:33:55.853\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\ndrm: bridge: anx7625: Fix NULL pointer dereference with early IRQ\\n\\nIf the interrupt occurs before resource initialization is complete, the\\ninterrupt handler/worker may access uninitialized data such as the I2C\\ntcpc_client device, potentially leading to NULL pointer dereference.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":5.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-476\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.11\",\"versionEndExcluding\":\"5.15.194\",\"matchCriteriaId\":\"CF862263-DC8D-4324-A52A-DA1D7880B35A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.16\",\"versionEndExcluding\":\"6.1.154\",\"matchCriteriaId\":\"E49CD91E-FC55-45B0-BB63-9AD5F5D70CAA\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.2\",\"versionEndExcluding\":\"6.6.108\",\"matchCriteriaId\":\"A7E8EAEE-7731-4996-9578-696255D61EA2\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.7\",\"versionEndExcluding\":\"6.12.49\",\"matchCriteriaId\":\"CAA033E9-A2C5-4976-A83E-9804D8FB827F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.13\",\"versionEndExcluding\":\"6.16.9\",\"matchCriteriaId\":\"638DD910-1189-4F5E-98BF-2D436B695112\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.17:rc1:*:*:*:*:*:*\",\"matchCriteriaId\":\"327D22EF-390B-454C-BD31-2ED23C998A1C\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.17:rc2:*:*:*:*:*:*\",\"matchCriteriaId\":\"C730CD9A-D969-4A8E-9522-162AAF7C0EE9\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.17:rc3:*:*:*:*:*:*\",\"matchCriteriaId\":\"39982C4B-716E-4B2F-8196-FA301F47807D\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.17:rc4:*:*:*:*:*:*\",\"matchCriteriaId\":\"340BEEA9-D70D-4290-B502-FBB1032353B1\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.17:rc5:*:*:*:*:*:*\",\"matchCriteriaId\":\"47E4C5C0-079F-4838-971B-8C503D48FCC2\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.17:rc6:*:*:*:*:*:*\",\"matchCriteriaId\":\"5A4516A6-C12E-42A4-8C0E-68AEF3264504\"}]}]}],\"references\":[{\"url\":\"https://git.kernel.org/stable/c/0da73f7827691a5e2265b110d5fe12f29535ec92\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/15a77e1ab0a994d69b471c76b8d01117128dda26\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/1a7ea294d57fb61485d11b3f2241d631d73025cb\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/51a501e990a353a4f15da6bab295b28e5d118f64\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/a10f910c77f280327b481e77eab909934ec508f0\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/f9a089d0a6d537d0f2061c8a37a7de535ce0310e\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]}]}}"
  }
}


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.