{"id":"CVE-2026-98024","title":"In the Linux kernel, the following vulnerability has been resolved:\n\ns390/ism: folio_put() after error\n\ndmb->cpu_addr was allocated via folio_alloc()","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\ns390/ism: folio_put() after error\n\ndmb->cpu_addr was allocated via folio_alloc(). Use folio_put() instead of\nkfree() in the error exit of ism_alloc_dmb() to avoid slab …","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= 83781384a96b95e2b6403d3c8a002b2c89031770 < 890e2ef726904d1d8328e4b9f5090eeb8761b9d1","Linux >= 83781384a96b95e2b6403d3c8a002b2c89031770 < eebb6a9017b55ac05be770cf7b89f9da49505ae7","Linux >= 83781384a96b95e2b6403d3c8a002b2c89031770 < 60983356fab0c1171c5cb1b56a36349ebadc608e","Linux >= 83781384a96b95e2b6403d3c8a002b2c89031770 < 907a56ab3eb8a58500a58daa76087f17bb2b6826","Linux 121fb75414ab8debafd548bded9d888cd5a8f165","Linux f3e23edc4917f72139b805f208aeadf23376a0b5","Linux >= 6.6.29 < 6.7","Linux >= 6.8.8 < 6.9","Linux 6.9"],"published":"2026-09-25","updated":"2026-09-25","sourceUpdated":"2026-09-25T11:17:30.997","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-98024","references":[{"url":"https://git.kernel.org/stable/c/60983356fab0c1171c5cb1b56a36349ebadc608e","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/890e2ef726904d1d8328e4b9f5090eeb8761b9d1","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/907a56ab3eb8a58500a58daa76087f17bb2b6826","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/eebb6a9017b55ac05be770cf7b89f9da49505ae7","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"tags":["nvd","cve.org"],"ingestedAt":"2026-09-25T11:06:38.855Z","slug":"CVE-2026-98024","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\ns390/ism: folio_put() after error\n\ndmb->cpu_addr was allocated via folio_alloc(). Use folio_put() instead of\nkfree() in the error exit of ism_alloc_dmb() to avoid slab allocator\ncorruption.\n\nWhile at it, reset dmb->cpu_addr after folio_put to avoid unintentional UAF\nby future callers.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}