{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2025-39916", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-04-16T07:20:57.147Z", "datePublished": "2025-10-01T07:44:38.690Z", "dateUpdated": "2025-11-03T17:44:38.840Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-10-01T07:44:38.690Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmm/damon/reclaim: avoid divide-by-zero in damon_reclaim_apply_parameters()\n\nWhen creating a new scheme of DAMON_RECLAIM, the calculation of\n'min_age_region' uses 'aggr_interval' as the divisor, which may lead to\ndivision-by-zero errors. Fix it by directly returning -EINVAL when such a\ncase occurs."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["mm/damon/reclaim.c"], "versions": [{"version": "f5a79d7c0c87c8d88bb5e3f3c898258fdf1b3b05", "lessThan": "64dc351e58271c1e9005e42f5216b4f3d7a39b66", "status": "affected", "versionType": "git"}, {"version": "f5a79d7c0c87c8d88bb5e3f3c898258fdf1b3b05", "lessThan": "9fe0415156fbde773b31f920201cb70b1f0e40fe", "status": "affected", "versionType": "git"}, {"version": "f5a79d7c0c87c8d88bb5e3f3c898258fdf1b3b05", "lessThan": "5d6eeb3c683c777ed4538eb3a650bb7da17a7cff", "status": "affected", "versionType": "git"}, {"version": "f5a79d7c0c87c8d88bb5e3f3c898258fdf1b3b05", "lessThan": "40cb9b38b645126fdd1d6aa3d6811a8ad50ddfa1", "status": "affected", "versionType": "git"}, {"version": "f5a79d7c0c87c8d88bb5e3f3c898258fdf1b3b05", "lessThan": "e6b543ca9806d7bced863f43020e016ee996c057", "status": "affected", "versionType": "git"}, {"version": "fd3e613a912bbb344ee18579cc2ad3329aacba41", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["mm/damon/reclaim.c"], "versions": [{"version": "6.1", "status": "affected"}, {"version": "0", "lessThan": "6.1", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.153", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.107", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.48", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.16.8", "lessThanOrEqual": "6.16.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.17", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.1", "versionEndExcluding": "6.1.153"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.1", "versionEndExcluding": "6.6.107"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.1", "versionEndExcluding": "6.12.48"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.1", "versionEndExcluding": "6.16.8"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.1", "versionEndExcluding": "6.17"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.0.12"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/64dc351e58271c1e9005e42f5216b4f3d7a39b66"}, {"url": "https://git.kernel.org/stable/c/9fe0415156fbde773b31f920201cb70b1f0e40fe"}, {"url": "https://git.kernel.org/stable/c/5d6eeb3c683c777ed4538eb3a650bb7da17a7cff"}, {"url": "https://git.kernel.org/stable/c/40cb9b38b645126fdd1d6aa3d6811a8ad50ddfa1"}, {"url": "https://git.kernel.org/stable/c/e6b543ca9806d7bced863f43020e016ee996c057"}], "title": "mm/damon/reclaim: avoid divide-by-zero in damon_reclaim_apply_parameters()", "x_generator": {"engine": "bippy-1.2.0"}}, "adp": [{"title": "CVE Program Container", "references": [{"url": "https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html"}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2025-11-03T17:44:38.840Z"}}]}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmm/damon/reclaim: avoid divide-by-zero in damon_reclaim_apply_parameters()\n\nWhen creating a new scheme of DAMON_RECLAIM, the calculation of\n'min_age_region' uses 'aggr_interval' as the divisor, which may lead to\ndivision-by-zero errors. Fix it by directly returning -EINVAL when such a\ncase occurs."}], "id": "CVE-2025-39916", "lastModified": "2025-11-03T18:16:52.913", "metrics": {}, "published": "2025-10-01T08:15:34.763", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/40cb9b38b645126fdd1d6aa3d6811a8ad50ddfa1"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/5d6eeb3c683c777ed4538eb3a650bb7da17a7cff"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/64dc351e58271c1e9005e42f5216b4f3d7a39b66"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/9fe0415156fbde773b31f920201cb70b1f0e40fe"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/e6b543ca9806d7bced863f43020e016ee996c057"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{"bugzilla": {"description": "kernel: mm/damon/reclaim: avoid divide-by-zero in damon_reclaim_apply_parameters()", "id": "2400612", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2400612"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.0", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "details": ["In the Linux kernel, the following vulnerability has been resolved:\nmm/damon/reclaim: avoid divide-by-zero in damon_reclaim_apply_parameters()\nWhen creating a new scheme of DAMON_RECLAIM, the calculation of\n'min_age_region' uses 'aggr_interval' as the divisor, which may lead to\ndivision-by-zero errors. Fix it by directly returning -EINVAL when such a\ncase occurs."], "name": "CVE-2025-39916", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:rhivos:1", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat In-Vehicle Operating System 1"}], "public_date": "2025-10-01T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-39916\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-39916\nhttps://lore.kernel.org/linux-cve-announce/2025100111-CVE-2025-39916-63c0@gregkh/T"], "threat_severity": "Moderate"}