{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-22T19:10:47.637","vulnerabilities":[{"cve":{"id":"CVE-2025-38162","sourceIdentifier":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","published":"2025-07-03T09:15:31.617","lastModified":"2026-03-25T11:16:10.300","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: nft_set_pipapo: prevent overflow in lookup table allocation\n\nWhen calculating the lookup table size, ensure the following\nmultiplication does not overflow:\n\n- desc->field_len[] maximum value is U8_MAX multiplied by\n  NFT_PIPAPO_GROUPS_PER_BYTE(f) that can be 2, worst case.\n- NFT_PIPAPO_BUCKETS(f->bb) is 2^8, worst case.\n- sizeof(unsigned long), from sizeof(*f->lt), lt in\n  struct nft_pipapo_field.\n\nThen, use check_mul_overflow() to multiply by bucket size and then use\ncheck_add_overflow() to the alignment for avx2 (if needed). Finally, add\nlt_size_check_overflow() helper and use it to consolidate this.\n\nWhile at it, replace leftover allocation using the GFP_KERNEL to\nGFP_KERNEL_ACCOUNT for consistency, in pipapo_resize()."},{"lang":"es","value":"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: netfilter: nft_set_pipapo: evitar el desbordamiento en la asignación de la tabla de búsqueda Al calcular el tamaño de la tabla de búsqueda, asegúrese de que la siguiente multiplicación no se desborde: - desc->field_len[] el valor máximo es U8_MAX multiplicado por NFT_PIPAPO_GROUPS_PER_BYTE(f) que puede ser 2, en el peor de los casos. - NFT_PIPAPO_BUCKETS(f->bb) es 2^8, en el peor de los casos. - sizeof(unsigned long), de sizeof(*f->lt), lt en struct nft_pipapo_field. Luego, use check_mul_overflow() para multiplicar por el tamaño del depósito y luego use check_add_overflow() para la alineación de avx2 (si es necesario). Finalmente, agregue el ayudante lt_size_check_overflow() y úselo para consolidar esto. Mientras tanto, reemplace la asignación restante usando GFP_KERNEL a GFP_KERNEL_ACCOUNT para mantener la consistencia, en pipapo_resize()."}],"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":"NVD-CWE-noinfo"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.6","versionEndExcluding":"6.12.34","matchCriteriaId":"C104E955-79ED-4ADE-86C6-5952D241853C"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.13","versionEndExcluding":"6.15.3","matchCriteriaId":"0541C761-BD5E-4C1A-8432-83B375D7EB92"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/43fe1181f738295624696ae9ff611790edb65b5e","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/4c5c6aa9967dbe55bd017bb509885928d0f31206","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/91edc076439c9e2f34b176149f1c84a47a8ec32f","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/a9e757473561da93c6a4136f0e59aba91ec777fc","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/c1360ac8156c0a3f2385baef91d8d26fd9d39701","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]}]}}]}