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Description

In the Linux kernel, the following vulnerability has been resolved: mm/damon/reclaim: avoid divide-by-zero in damon_reclaim_apply_parameters() When creating a new scheme of DAMON_RECLAIM, the calculation of 'min_age_region' uses 'aggr_interval' as the divisor, which may lead to division-by-zero errors. Fix it by directly returning -EINVAL when such a case occurs.

PUBLISHED Reserved 2025-04-16 | Published 2025-10-01 | Updated 2025-10-01 | Assigner Linux

Product status

Default status
unaffected

f5a79d7c0c87c8d88bb5e3f3c898258fdf1b3b05 before 64dc351e58271c1e9005e42f5216b4f3d7a39b66
affected

f5a79d7c0c87c8d88bb5e3f3c898258fdf1b3b05 before 9fe0415156fbde773b31f920201cb70b1f0e40fe
affected

f5a79d7c0c87c8d88bb5e3f3c898258fdf1b3b05 before 5d6eeb3c683c777ed4538eb3a650bb7da17a7cff
affected

f5a79d7c0c87c8d88bb5e3f3c898258fdf1b3b05 before 40cb9b38b645126fdd1d6aa3d6811a8ad50ddfa1
affected

f5a79d7c0c87c8d88bb5e3f3c898258fdf1b3b05 before e6b543ca9806d7bced863f43020e016ee996c057
affected

fd3e613a912bbb344ee18579cc2ad3329aacba41
affected

Default status
affected

6.1
affected

Any version before 6.1
unaffected

6.1.153
unaffected

6.6.107
unaffected

6.12.48
unaffected

6.16.8
unaffected

6.17
unaffected

References

git.kernel.org/...c/64dc351e58271c1e9005e42f5216b4f3d7a39b66

git.kernel.org/...c/9fe0415156fbde773b31f920201cb70b1f0e40fe

git.kernel.org/...c/5d6eeb3c683c777ed4538eb3a650bb7da17a7cff

git.kernel.org/...c/40cb9b38b645126fdd1d6aa3d6811a8ad50ddfa1

git.kernel.org/...c/e6b543ca9806d7bced863f43020e016ee996c057

cve.org (CVE-2025-39916)

nvd.nist.gov (CVE-2025-39916)

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