CVE-2024-42089

{"id": "CVE-2024-42089", "cveTags": [], "metrics": {}, "published": "2024-07-29T17:15:11.520", "references": [{"url": "https://git.kernel.org/stable/c/29bc9e7c75398b0d12fc30955f2e9b2dd29ffaed", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/3662eb2170e59b58ad479982dc1084889ba757b9", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/544ab46b7ece6d6bebbdee5d5659c0a0f804a99a", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/7c18b4d89ff9c810b6e562408afda5ce165c4ea6", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/8896e18b7c366f8faf9344abfd0971435f1c723a", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/8faf91e58425c2f6ce773250dfd995f1c2d461ac", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/90f3feb24172185f1832636264943e8b5e289245", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/ae81535ce2503aabc4adab3472f4338070cdeb6a", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Awaiting Analysis", "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nASoC: fsl-asoc-card: set priv->pdev before using it\n\npriv->pdev pointer was set after being used in\nfsl_asoc_card_audmux_init().\nMove this assignment at the start of the probe function, so\nsub-functions can correctly use pdev through priv.\n\nfsl_asoc_card_audmux_init() dereferences priv->pdev to get access to the\ndev struct, used with dev_err macros.\nAs priv is zero-initialised, there would be a NULL pointer dereference.\nNote that if priv->dev is dereferenced before assignment but never used,\nfor example if there is no error to be printed, the driver won't crash\nprobably due to compiler optimisations."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: ASoC: fsl-asoc-card: establezca priv->pdev antes de usarlo. El puntero priv->pdev se configur\u00f3 despu\u00e9s de usarse en fsl_asoc_card_audmux_init(). Mueva esta asignaci\u00f3n al inicio de la funci\u00f3n de sonda, para que las subfunciones puedan usar correctamente pdev a trav\u00e9s de priv. fsl_asoc_card_audmux_init() elimina la referencia a priv->pdev para obtener acceso a la estructura dev, utilizada con las macros dev_err. Como priv est\u00e1 inicializado en cero, habr\u00eda una desreferencia del puntero NULL. Tenga en cuenta que si se elimina la referencia a priv->dev antes de la asignaci\u00f3n pero nunca se usa, por ejemplo, si no hay ning\u00fan error que imprimir, el controlador nofallar\u00e1 probablemente debido a las optimizaciones del compilador."}], "lastModified": "2024-07-30T13:33:30.653", "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}