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vuln-cve/data/2021/4xxx/CVE-2021-4090.json
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{
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"cveId": "CVE-2021-4090",
"assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
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"dateUpdated": "2026-10-14T10:04:03.126Z",
"dateReserved": "2021-12-10T00:00:00.000Z",
"datePublished": "2022-02-18T00:00:00.000Z"
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"value": "An out-of-bounds (OOB) memory write flaw was found in the NFSD in the Linux kernel. Missing sanity may lead to a write beyond bmval[bmlen-1] in nfsd4_decode_bitmap4 in fs/nfsd/nfs4xdr.c. In this flaw, a local attacker with user privilege may gain access to out-of-bounds memory, leading to a system integrity and confidentiality threat."
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