{"affected":[{"defaultStatus":"unaffected","product":"Linux","source":"CNA: Linux","vendor":"Linux","versions":[{"lessThan":"b7adeba2a21c98c7b20f18e27e3ead86bdb5e08d","status":"affected","version":"ae1c802382f7af60aa54879fb4f5920a9df1ff48","versionType":"git"},{"lessThan":"fcc8c310539c3cc523419113b227161a96b50550","status":"affected","version":"ae1c802382f7af60aa54879fb4f5920a9df1ff48","versionType":"git"},{"lessThan":"4b06449384b9ee5b3372bab60601ba5cd4162086","status":"affected","version":"ae1c802382f7af60aa54879fb4f5920a9df1ff48","versionType":"git"},{"lessThan":"02f67c4f88be8e3dbd91951d13cdcc5bcc82e9c7","status":"affected","version":"ae1c802382f7af60aa54879fb4f5920a9df1ff48","versionType":"git"},{"lessThan":"fc680afc510157f6b137956011c09abc23eb0842","status":"affected","version":"ae1c802382f7af60aa54879fb4f5920a9df1ff48","versionType":"git"},{"lessThan":"c844b7d9a9586de15dd28c06da5cc7f6ab28787d","status":"affected","version":"ae1c802382f7af60aa54879fb4f5920a9df1ff48","versionType":"git"},{"lessThan":"c17f06d8a085d6be58b544a440ce243f5e441a60","status":"affected","version":"ae1c802382f7af60aa54879fb4f5920a9df1ff48","versionType":"git"},{"lessThan":"b983c56426383e4a06fa5970c4e33cee879b1482","status":"affected","version":"ae1c802382f7af60aa54879fb4f5920a9df1ff48","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","source":"CNA: Linux","vendor":"Linux","versions":[{"status":"affected","version":"3.17"},{"lessThan":"3.17","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.261","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.212","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.178","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.145","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.97","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.40","versionType":"semver"},{"lessThanOrEqual":"7.1.*","status":"unaffected","version":"7.1.5","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.2","versionType":"original_commit_for_fix"}]}],"cveId":"CVE-2026-72010","cwes":[],"description":"In the Linux kernel, the following vulnerability has been resolved:\n\ncgroup/cpuset: rebind mm mempolicy to effective_mems, not mems_allowed\n\nCreating a child cpuset where cpuset.mems is never set leads to a div/0\nwhen a VMA mempolicy with MPOL_F_RELATIVE_NODES rebinds in response to a\nCPU hotplug event.\n\nReproduction steps:\n 1) Create a cgroup w/ cpuset controls (do not set cpuset.mems)\n 2) Move the task into the child cpuset\n 3) Create a VMA mempolicy for that task with MPOL_F_RELATIVE_NODES\n 4) unplug and hotplug a cpu\n      echo 0 > /sys/devices/system/cpu/cpu1/online\n      echo 1 > /sys/devices/system/cpu/cpu1/online\n 5) mempolicy rebind does a div/0 in mpol_relative_nodemask on the\n    call to __nodes_fold()\n\nThe cpuset code passes (cs->mems_allowed) which is not guaranteed to have\nnodes to the rebind routine.  Use cs->effective_mems instead, which is\nguaranteed to have a non-empty nodemask once we reach that code path.\n\n[ david: add a comment, slightly rephrase description ]","epss":{"date":"2026-11-06","percentile":0.12538,"score":0.0022},"exploits":[],"kev":null,"metrics":[],"modifiedAt":1793985574807,"publishedAt":1786773099755,"references":[{"source":"CNA: Linux","tags":[],"url":"https://git.kernel.org/stable/c/b7adeba2a21c98c7b20f18e27e3ead86bdb5e08d"},{"source":"CNA: Linux","tags":[],"url":"https://git.kernel.org/stable/c/fcc8c310539c3cc523419113b227161a96b50550"},{"source":"CNA: Linux","tags":[],"url":"https://git.kernel.org/stable/c/4b06449384b9ee5b3372bab60601ba5cd4162086"},{"source":"CNA: Linux","tags":[],"url":"https://git.kernel.org/stable/c/02f67c4f88be8e3dbd91951d13cdcc5bcc82e9c7"},{"source":"CNA: Linux","tags":[],"url":"https://git.kernel.org/stable/c/fc680afc510157f6b137956011c09abc23eb0842"},{"source":"CNA: Linux","tags":[],"url":"https://git.kernel.org/stable/c/c844b7d9a9586de15dd28c06da5cc7f6ab28787d"},{"source":"CNA: Linux","tags":[],"url":"https://git.kernel.org/stable/c/c17f06d8a085d6be58b544a440ce243f5e441a60"},{"source":"CNA: Linux","tags":[],"url":"https://git.kernel.org/stable/c/b983c56426383e4a06fa5970c4e33cee879b1482"},{"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"url":"https://git.kernel.org/stable/c/02f67c4f88be8e3dbd91951d13cdcc5bcc82e9c7"},{"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"url":"https://git.kernel.org/stable/c/4b06449384b9ee5b3372bab60601ba5cd4162086"},{"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"url":"https://git.kernel.org/stable/c/b7adeba2a21c98c7b20f18e27e3ead86bdb5e08d"},{"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"url":"https://git.kernel.org/stable/c/b983c56426383e4a06fa5970c4e33cee879b1482"},{"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"url":"https://git.kernel.org/stable/c/c17f06d8a085d6be58b544a440ce243f5e441a60"},{"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"url":"https://git.kernel.org/stable/c/c844b7d9a9586de15dd28c06da5cc7f6ab28787d"},{"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"url":"https://git.kernel.org/stable/c/fc680afc510157f6b137956011c09abc23eb0842"},{"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"url":"https://git.kernel.org/stable/c/fcc8c310539c3cc523419113b227161a96b50550"}],"remediation":[],"revision":"998b3a44130f8bc28409e1186f656d87446b3ba48c32ddcdb0d1123e0e8a14d4","sources":[{"modifiedAt":1793984118130,"name":"CNA: Linux","retrievedAt":1793986020467,"url":"https://www.cve.org/CVERecord?id=CVE-2026-72010"},{"modifiedAt":1793985574807,"name":"NVD","retrievedAt":1793989675489,"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-72010"},{"modifiedAt":null,"name":"FIRST EPSS","retrievedAt":1793986036698,"url":"https://api.first.org/data/v1/epss?cve=CVE-2026-72010"}],"ssvc":{"assessedAt":1793983822064,"automatable":"no","exploitation":"none","source":"ADP: CISA-ADP","technicalImpact":"partial"},"status":"published","title":"cgroup/cpuset: rebind mm mempolicy to effective_mems, not mems_allowed","updatedAt":1793989675489}