{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-24T05:22:10.837","vulnerabilities":[{"cve":{"id":"CVE-2022-48643","sourceIdentifier":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","published":"2024-04-28T13:15:07.040","lastModified":"2025-09-18T14:06:18.913","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: nf_tables: fix nft_counters_enabled underflow at nf_tables_addchain()\n\nsyzbot is reporting underflow of nft_counters_enabled counter at\nnf_tables_addchain() [1], for commit 43eb8949cfdffa76 (\"netfilter:\nnf_tables: do not leave chain stats enabled on error\") missed that\nnf_tables_chain_destroy() after nft_basechain_init() in the error path of\nnf_tables_addchain() decrements the counter because nft_basechain_init()\nmakes nft_is_base_chain() return true by setting NFT_CHAIN_BASE flag.\n\nIncrement the counter immediately after returning from\nnft_basechain_init()."},{"lang":"es","value":"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: netfilter: nf_tables: corrige el desbordamiento de nft_counters_enabled en nf_tables_addchain() syzbot informa el desbordamiento del contador nft_counters_enabled en nf_tables_addchain() [1], para el commit 43eb8949cfdffa76 (\"netfilter: nf_tables: no salir estadísticas de cadena habilitadas en caso de error\") pasó por alto que nf_tables_chain_destroy() después de nft_basechain_init() en la ruta de error de nf_tables_addchain() disminuye el contador porque nft_basechain_init() hace que nft_is_base_chain() devuelva verdadero al configurar el indicador NFT_CHAIN_BASE. Incrementa el contador inmediatamente después de regresar de nft_basechain_init()."}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","baseScore":5.5,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":3.6}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-191"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.10.140","versionEndExcluding":"5.10.146","matchCriteriaId":"46F3A060-702E-4018-94C5-4E7FC03AB0F5"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15.64","versionEndExcluding":"5.15.71","matchCriteriaId":"E9A066D2-5BB3-49A3-9666-5736C6889680"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.19.6","versionEndExcluding":"5.19.12","matchCriteriaId":"F7C38106-1200-4F0A-A144-7F7E34C1383D"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.0:rc3:*:*:*:*:*:*","matchCriteriaId":"A46498B3-78E1-4623-AAE1-94D29A42BE4E"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.0:rc4:*:*:*:*:*:*","matchCriteriaId":"F8446E87-F5F6-41CA-8201-BAE0F0CA6DD9"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.0:rc5:*:*:*:*:*:*","matchCriteriaId":"8E5FB72F-67CE-43CC-83FE-541604D98182"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.0:rc6:*:*:*:*:*:*","matchCriteriaId":"3A0A7397-F5F8-4753-82DC-9A11288E696D"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/710e3f526bd23a0d33435dedc52c3144de284378","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/8bcad2a931313aeba076b76922d5813ef97d0a91","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/91aa52652f4b37089aff3cb53e83049d826fef6d","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/921ebde3c0d22c8cba74ce8eb3cc4626abff1ccd","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/710e3f526bd23a0d33435dedc52c3144de284378","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/8bcad2a931313aeba076b76922d5813ef97d0a91","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/91aa52652f4b37089aff3cb53e83049d826fef6d","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/921ebde3c0d22c8cba74ce8eb3cc4626abff1ccd","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]}]}}]}