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{"descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nSUNRPC: lock against ->sock changing during sysfs read\n\n->sock can be set to NULL asynchronously unless ->recv_mutex is held.\nSo it is important to hold that mutex. Otherwise a sysfs read can\ntrigger an oops.\nCommit 17f09d3f619a (\"SUNRPC: Check if the xprt is connected before\nhandling sysfs reads\") appears to attempt to fix this problem, but it\nonly narrows the race window."}, {"lang": "es", "value": "En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: SUNRPC: bloqueo contra ->cambio de calcet\u00edn durante la lectura de sysfs ->sock se puede establecer en NULL de forma asincr\u00f3nica a menos que se mantenga ->recv_mutex. Por eso es importante mantener ese mutex. De lo contrario, una lectura de sysfs puede provocar un error. El commit 17f09d3f619a (\"SUNRPC: compruebe si el xprt est\u00e1 conectado antes de manejar las lecturas sysfs\") parece intentar solucionar este problema, pero solo reduce la ventana de ejecuci\u00f3n."}], "id": "CVE-2022-48816", "lastModified": "2024-11-21T07:34:08.530", "metrics": {}, "published": "2024-07-16T12:15:05.687", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/9482ab4540f5bcc869b44c067ae99b5fca16bd07"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/b49ea673e119f59c71645e2f65b3ccad857c90ee"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://git.kernel.org/stable/c/9482ab4540f5bcc869b44c067ae99b5fca16bd07"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://git.kernel.org/stable/c/b49ea673e119f59c71645e2f65b3ccad857c90ee"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{"affected_release": [{"advisory": "RHSA-2024:6991", "cpe": "cpe:/a:redhat:rhel_e4s:9.0", "package": "kernel-0:5.14.0-70.117.1.el9_0", "product_name": "Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions", "release_date": "2024-09-24T00:00:00Z"}, {"advisory": "RHSA-2024:6990", "cpe": "cpe:/a:redhat:rhel_e4s:9.0::nfv", "package": "kernel-rt-0:5.14.0-70.117.1.rt21.189.el9_0", "product_name": "Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions", "release_date": "2024-09-24T00:00:00Z"}], "bugzilla": {"description": "kernel: SUNRPC: lock against ->sock changing during sysfs read", "id": "2298155", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2298155"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "verified"}, "cwe": "CWE-476", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nSUNRPC: lock against ->sock changing during sysfs read\n->sock can be set to NULL asynchronously unless ->recv_mutex is held.\nSo it is important to hold that mutex. Otherwise a sysfs read can\ntrigger an oops.\nCommit 17f09d3f619a (\"SUNRPC: Check if the xprt is connected before\nhandling sysfs reads\") appears to attempt to fix this problem, but it\nonly narrows the race window."], "mitigation": {"lang": "en:us", "value": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability."}, "name": "CVE-2022-48816", "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:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2024-07-16T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-48816\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-48816\nhttps://lore.kernel.org/linux-cve-announce/2024071648-CVE-2022-48816-e2a3@gregkh/T"], "threat_severity": "Moderate"}