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{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmm, slub: fix potential memoryleak in kmem_cache_open()\n\nIn error path, the random_seq of slub cache might be leaked. Fix this\nby using __kmem_cache_release() to release all the relevant resources."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: mm, slub: corrige una posible p\u00e9rdida de memoria en kmem_cache_open() En la ruta del error, es posible que se haya filtrado el random_seq del cach\u00e9 slub. Solucione este problema usando __kmem_cache_release() para liberar todos los recursos relevantes."}], "id": "CVE-2021-47466", "lastModified": "2024-05-22T12:46:53.887", "metrics": {}, "published": "2024-05-22T07:15:11.450", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/42b81946e3ac9ea0372ba16e05160dc11e02694f"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/4f5d1c29cfab5cb0ab885059818751bdef32e2bb"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/568f906340b43120abd6fcc67c37396482f85930"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/9037c57681d25e4dcc442d940d6dbe24dd31f461"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{"affected_release": [{"advisory": "RHSA-2024:7001", "cpe": "cpe:/a:redhat:enterprise_linux:8::nfv", "package": "kernel-rt-0:4.18.0-553.22.1.rt7.363.el8_10", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2024-09-24T00:00:00Z"}, {"advisory": "RHSA-2024:7000", "cpe": "cpe:/o:redhat:enterprise_linux:8", "package": "kernel-0:4.18.0-553.22.1.el8_10", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2024-09-24T00:00:00Z"}], "bugzilla": {"description": "kernel: mm, slub: fix potential memoryleak in kmem_cache_open()", "id": "2282890", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2282890"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.1", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H", "status": "verified"}, "cwe": "CWE-402", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nmm, slub: fix potential memoryleak in kmem_cache_open()\nIn error path, the random_seq of slub cache might be leaked. Fix this\nby using __kmem_cache_release() to release all the relevant resources.", "A potential memory leak was found in the Linux kernel, in kmem_cache_open(). This issue may lead to compromised confidentiality and availability."], "name": "CVE-2021-47466", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2024-05-22T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2021-47466\nhttps://nvd.nist.gov/vuln/detail/CVE-2021-47466\nhttps://lore.kernel.org/linux-cve-announce/2024052227-CVE-2021-47466-ff03@gregkh/T"], "threat_severity": "Moderate", "upstream_fix": "kernel 5.4.156, kernel 5.10.76, kernel 5.14.15, kernel 5.15"}