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Description

In the Linux kernel, the following vulnerability has been resolved: iommu/riscv: Remove overflows on the invalidation path Since RISC-V supports a sign extended page table it should support a gather->end of ULONG_MAX, but if this happens it will infinite loop because of the overflow. Also avoid overflow computing the length by moving the +1 to the other side of the <

PUBLISHED Reserved 2026-06-09 | Published 2026-06-26 | Updated 2026-06-26 | Assigner Linux

Product status

Default status
unaffected

488ffbf181718b9ad8c1838cb249d60973e78eda (git) before 9f0632b0d4246675fa221aa1a3bffadf9c6bd9ac
affected

488ffbf181718b9ad8c1838cb249d60973e78eda (git) before e4b7687784153481de45fd39fb97ba3919605c0c
affected

488ffbf181718b9ad8c1838cb249d60973e78eda (git) before 40a13b49957937427bc23e78eb50679df4396a47
affected

Default status
affected

6.13
affected

Any version before 6.13
unaffected

6.18.33 (semver)
unaffected

7.0.10 (semver)
unaffected

7.1 (original_commit_for_fix)
unaffected

References

git.kernel.org/...c/9f0632b0d4246675fa221aa1a3bffadf9c6bd9ac

git.kernel.org/...c/e4b7687784153481de45fd39fb97ba3919605c0c

git.kernel.org/...c/40a13b49957937427bc23e78eb50679df4396a47

cve.org (CVE-2026-53312)

nvd.nist.gov (CVE-2026-53312)

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