{"id":"CVE-2025-68732","title":"In the Linux kernel, the following vulnerability has been resolved:\n\ngpu: host1x: Fix race in syncpt alloc/free\n\nFix race condition between host1x_syncpt_alloc()\nand host1x_syncpt_put() by using kref_put_mutex()\ninstead of kref_put() + m…","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\ngpu: host1x: Fix race in syncpt alloc/free\n\nFix race condition between host1x_syncpt_alloc()\nand host1x_syncpt_put() by using kref_put_mutex()\ninstead of kref_put() + m…","severity":"none","published":"2025-12-24","updated":"2026-10-13","sourceUpdated":"2026-10-13T11:10:00.203","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2025-68732","references":[{"url":"https://git.kernel.org/stable/c/4aeaece518fa4436af93d1d8b786200d9656ff4b","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/4e6e07ce0197aecfb6c4a62862acc93b3efedeb7","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/6245cce711e2cdb2cc75c0bb8632952e36f8c972","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/79197c6007f2afbfd7bcf5b9b80ccabf8483d774","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/c7d393267c497502fa737607f435f05dfe6e3d9b","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/ca9388fba50dac2eb71c13702b7022a801bef90e","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/d138f73ffb0c57ded473c577719e6e551b7b1f27","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"tags":["nvd"],"epss":0.00193,"epssPercentile":0.08286,"ingestedAt":"2026-10-13T11:23:51.159Z","slug":"CVE-2025-68732","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\ngpu: host1x: Fix race in syncpt alloc/free\n\nFix race condition between host1x_syncpt_alloc()\nand host1x_syncpt_put() by using kref_put_mutex()\ninstead of kref_put() + manual mutex locking.\n\nThis ensures no thread can acquire the\nsyncpt_mutex after the refcount drops to zero\nbut before syncpt_release acquires it.\nThis prevents races where syncpoints could\nbe allocated while still being cleaned up\nfrom a previous release.\n\nRemove explicit mutex locking in syncpt_release\nas kref_put_mutex() handles this atomically.\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":[]}