CVE-2025-22097 (GCVE-0-2025-22097)

Vulnerability from cvelistv5 – Published: 2025-04-16 14:12 – Updated: 2026-05-11 21:12
VLAI
Title
drm/vkms: Fix use after free and double free on init error
Summary
In the Linux kernel, the following vulnerability has been resolved: drm/vkms: Fix use after free and double free on init error If the driver initialization fails, the vkms_exit() function might access an uninitialized or freed default_config pointer and it might double free it. Fix both possible errors by initializing default_config only when the driver initialization succeeded.
Severity
7.8 (High)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: 2df7af93fdadb9ba8226fe443fae15ecdefda2a6 , < 49a69f67f53518bdd9b7eeebf019a2da6cc0e954 (git)
Affected: 2df7af93fdadb9ba8226fe443fae15ecdefda2a6 , < 79d138d137b80eeb0a83244d1cff29e64cf91067 (git)
Affected: 2df7af93fdadb9ba8226fe443fae15ecdefda2a6 , < 561fc0c5cf41f646f3e9e61784cbc0fc832fb936 (git)
Affected: 2df7af93fdadb9ba8226fe443fae15ecdefda2a6 , < d5eb8e347905ab17788a7903fa1d3d06747355f5 (git)
Affected: 2df7af93fdadb9ba8226fe443fae15ecdefda2a6 , < b8a18bb53e06d6d3c1fd03d12533d6e333ba8853 (git)
Affected: 2df7af93fdadb9ba8226fe443fae15ecdefda2a6 , < 1f68f1cf09d06061eb549726ff8339e064eddebd (git)
Affected: 2df7af93fdadb9ba8226fe443fae15ecdefda2a6 , < ed15511a773df86205bda66c37193569575ae828 (git)
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Linux Linux Affected: 5.12
Unaffected: 0 , < 5.12 (semver)
Unaffected: 5.15.180 , ≤ 5.15.* (semver)
Unaffected: 6.1.134 , ≤ 6.1.* (semver)
Unaffected: 6.6.87 , ≤ 6.6.* (semver)
Unaffected: 6.12.23 , ≤ 6.12.* (semver)
Unaffected: 6.13.11 , ≤ 6.13.* (semver)
Unaffected: 6.14.2 , ≤ 6.14.* (semver)
Unaffected: 6.15 , ≤ * (original_commit_for_fix)
Create a notification for this product.
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{\"status\": \"unaffected\", \"version\": \"6.15\", \"versionType\": \"original_commit_for_fix\", \"lessThanOrEqual\": \"*\"}], \"programFiles\": [\"drivers/gpu/drm/vkms/vkms_drv.c\"], \"defaultStatus\": \"affected\"}], \"references\": [{\"url\": \"https://git.kernel.org/stable/c/49a69f67f53518bdd9b7eeebf019a2da6cc0e954\"}, {\"url\": \"https://git.kernel.org/stable/c/79d138d137b80eeb0a83244d1cff29e64cf91067\"}, {\"url\": \"https://git.kernel.org/stable/c/561fc0c5cf41f646f3e9e61784cbc0fc832fb936\"}, {\"url\": \"https://git.kernel.org/stable/c/d5eb8e347905ab17788a7903fa1d3d06747355f5\"}, {\"url\": \"https://git.kernel.org/stable/c/b8a18bb53e06d6d3c1fd03d12533d6e333ba8853\"}, {\"url\": \"https://git.kernel.org/stable/c/1f68f1cf09d06061eb549726ff8339e064eddebd\"}, {\"url\": \"https://git.kernel.org/stable/c/ed15511a773df86205bda66c37193569575ae828\"}], \"x_generator\": {\"engine\": \"bippy-1.2.0\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"In the Linux kernel, the following vulnerability has been resolved:\\n\\ndrm/vkms: Fix use after free and double free on init error\\n\\nIf the driver initialization fails, the vkms_exit() function might\\naccess an uninitialized or freed default_config pointer and it might\\ndouble free it.\\n\\nFix both possible errors by initializing default_config only when the\\ndriver initialization succeeded.\"}], \"cpeApplicability\": [{\"nodes\": [{\"negate\": false, \"cpeMatch\": [{\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.15.180\", \"versionStartIncluding\": \"5.12\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"6.1.134\", \"versionStartIncluding\": \"5.12\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"6.6.87\", \"versionStartIncluding\": \"5.12\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"6.12.23\", \"versionStartIncluding\": \"5.12\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"6.13.11\", \"versionStartIncluding\": \"5.12\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"6.14.2\", \"versionStartIncluding\": \"5.12\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"6.15\", \"versionStartIncluding\": \"5.12\"}], \"operator\": \"OR\"}]}], \"providerMetadata\": {\"orgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"shortName\": \"Linux\", \"dateUpdated\": \"2025-05-26T05:18:23.981Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2025-22097\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-11-03T19:42:13.124Z\", \"dateReserved\": \"2024-12-29T08:45:45.818Z\", \"assignerOrgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"datePublished\": \"2025-04-16T14:12:47.649Z\", \"assignerShortName\": \"Linux\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}


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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.