{"api_version":"1","generated_at":"2026-07-04T22:03:02+00:00","cve":"CVE-2026-53312","urls":{"html":"https://cve.report/CVE-2026-53312","api":"https://cve.report/api/cve/CVE-2026-53312.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-53312","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-53312"},"summary":{"title":"iommu/riscv: Remove overflows on the invalidation path","description":"In the Linux kernel, the following vulnerability has been resolved:\n\niommu/riscv: Remove overflows on the invalidation path\n\nSince RISC-V supports a sign extended page table it should support\na gather->end of ULONG_MAX, but if this happens it will infinite loop\nbecause of the overflow.\n\nAlso avoid overflow computing the length by moving the +1 to the other\nside of the <","state":"PUBLISHED","assigner":"Linux","published_at":"2026-06-26 20:17:24","updated_at":"2026-06-30 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record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-53312","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 488ffbf181718b9ad8c1838cb249d60973e78eda 9f0632b0d4246675fa221aa1a3bffadf9c6bd9ac git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 488ffbf181718b9ad8c1838cb249d60973e78eda e4b7687784153481de45fd39fb97ba3919605c0c git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 488ffbf181718b9ad8c1838cb249d60973e78eda 40a13b49957937427bc23e78eb50679df4396a47 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.13","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.13 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.33 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.0.10 7.0.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.1 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"53312","cve":"CVE-2026-53312","epss":"0.001540000","percentile":"0.049690000","score_date":"2026-07-03","updated_at":"2026-07-04 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the Linux kernel, the following vulnerability has been resolved:\n\niommu/riscv: Remove overflows on the invalidation path\n\nSince RISC-V supports a sign extended page table it should support\na gather->end of ULONG_MAX, but if this happens it will infinite loop\nbecause of the overflow.\n\nAlso avoid overflow computing the length by moving the +1 to the other\nside of the <"}],"providerMetadata":{"dateUpdated":"2026-06-26T19:41:05.688Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/9f0632b0d4246675fa221aa1a3bffadf9c6bd9ac"},{"url":"https://git.kernel.org/stable/c/e4b7687784153481de45fd39fb97ba3919605c0c"},{"url":"https://git.kernel.org/stable/c/40a13b49957937427bc23e78eb50679df4396a47"}],"title":"iommu/riscv: Remove overflows on the invalidation path","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-53312","datePublished":"2026-06-26T19:41:05.688Z","dateReserved":"2026-06-09T07:44:35.397Z","dateUpdated":"2026-06-26T19:41:05.688Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-06-26 20:17:24","lastModifiedDate":"2026-06-30 14:44:27","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"53312","Ordinal":"1","Title":"iommu/riscv: Remove overflows on the invalidation path","CVE":"CVE-2026-53312","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"53312","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\niommu/riscv: Remove overflows on the invalidation path\n\nSince RISC-V supports a sign extended page table it should support\na gather->end of ULONG_MAX, but if this happens it will infinite loop\nbecause of the overflow.\n\nAlso avoid overflow computing the length by moving the +1 to the other\nside of the <","Type":"Description","Title":"iommu/riscv: Remove overflows on the invalidation path"}]}}}