cve-2024-38390
Vulnerability from cvelistv5
Published
2024-06-21 10:18
Modified
2024-11-05 09:29
Severity ?
EPSS score ?
Summary
drm/msm/a6xx: Avoid a nullptr dereference when speedbin setting fails
References
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"dateUpdated": "2024-09-11T17:34:45.264Z", "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP" }, "title": "CISA ADP Vulnrichment" } ], "cna": { "affected": [ { "defaultStatus": "unaffected", "product": "Linux", "programFiles": [ "drivers/gpu/drm/msm/adreno/a6xx_gpu.c" ], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [ { "lessThan": "247849eeb3fd", "status": "affected", "version": "76efc2453d0e", "versionType": "git" }, { "lessThan": "a1955a6df913", "status": "affected", "version": "76efc2453d0e", "versionType": "git" }, { "lessThan": "617e3d168050", "status": "affected", "version": "76efc2453d0e", "versionType": "git" }, { "lessThan": "46d4efcccc68", "status": "affected", "version": "76efc2453d0e", "versionType": "git" } ] }, { "defaultStatus": "affected", "product": "Linux", "programFiles": [ "drivers/gpu/drm/msm/adreno/a6xx_gpu.c" ], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [ { "status": "affected", "version": "6.1" }, { "lessThan": "6.1", "status": "unaffected", "version": "0", "versionType": "semver" }, { "lessThanOrEqual": "6.1.*", "status": "unaffected", "version": "6.1.93", "versionType": "semver" }, { "lessThanOrEqual": "6.6.*", "status": "unaffected", "version": "6.6.33", "versionType": "semver" }, { "lessThanOrEqual": "6.9.*", "status": "unaffected", "version": "6.9.4", "versionType": "semver" }, { "lessThanOrEqual": "*", "status": "unaffected", "version": "6.10", "versionType": "original_commit_for_fix" } ] } ], "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/msm/a6xx: Avoid a nullptr dereference when speedbin setting fails\n\nCalling a6xx_destroy() before adreno_gpu_init() leads to a null pointer\ndereference on:\n\nmsm_gpu_cleanup() : platform_set_drvdata(gpu-\u003epdev, NULL);\n\nas gpu-\u003epdev is only assigned in:\n\na6xx_gpu_init()\n|_ adreno_gpu_init\n |_ msm_gpu_init()\n\nInstead of relying on handwavy null checks down the cleanup chain,\nexplicitly de-allocate the LLC data and free a6xx_gpu instead.\n\nPatchwork: https://patchwork.freedesktop.org/patch/588919/" } ], "providerMetadata": { "dateUpdated": "2024-11-05T09:29:27.213Z", "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux" }, "references": [ { "url": "https://git.kernel.org/stable/c/247849eeb3fd88f8990ed73e33af70d5c10f9aec" }, { "url": "https://git.kernel.org/stable/c/a1955a6df91355fef72a3a254700acd3cc1fec0d" }, { "url": "https://git.kernel.org/stable/c/617e3d1680504a3f9d88e1582892c68be155498f" }, { "url": "https://git.kernel.org/stable/c/46d4efcccc688cbacdd70a238bedca510acaa8e4" } ], "title": "drm/msm/a6xx: Avoid a nullptr dereference when speedbin setting fails", "x_generator": { "engine": "bippy-9e1c9544281a" } } }, "cveMetadata": { "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "assignerShortName": "Linux", "cveId": "CVE-2024-38390", "datePublished": "2024-06-21T10:18:13.639Z", "dateReserved": "2024-06-21T10:12:11.484Z", "dateUpdated": "2024-11-05T09:29:27.213Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2024-38390\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-06-21T11:15:10.913\",\"lastModified\":\"2024-09-09T13:38:26.600\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\ndrm/msm/a6xx: Avoid a nullptr dereference when speedbin setting fails\\n\\nCalling a6xx_destroy() before adreno_gpu_init() leads to a null pointer\\ndereference on:\\n\\nmsm_gpu_cleanup() : platform_set_drvdata(gpu-\u003epdev, NULL);\\n\\nas gpu-\u003epdev is only assigned in:\\n\\na6xx_gpu_init()\\n|_ adreno_gpu_init\\n |_ msm_gpu_init()\\n\\nInstead of relying on handwavy null checks down the cleanup chain,\\nexplicitly de-allocate the LLC data and free a6xx_gpu instead.\\n\\nPatchwork: https://patchwork.freedesktop.org/patch/588919/\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: drm/msm/a6xx: evite una desreferencia de nullptr cuando falla la configuraci\u00f3n de speedbin. Llamar a a6xx_destroy() antes de adreno_gpu_init() conduce a una desreferencia de puntero nulo en: msm_gpu_cleanup() : platform_set_drvdata(gpu- \u0026gt;pdev, NULO); ya que gpu-\u0026gt;pdev solo se asigna en: a6xx_gpu_init() |_ adreno_gpu_init |_ msm_gpu_init() En lugar de depender de comprobaciones nulas manuales en la cadena de limpieza, desasigne expl\u00edcitamente los datos LLC y libere a6xx_gpu en su lugar. 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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.