{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-68732","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-12-24T10:30:51.028Z","datePublished":"2025-12-24T10:33:14.664Z","dateUpdated":"2026-05-11T21:52:16.287Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T21:52:16.287Z"},"descriptions":[{"lang":"en","value":"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() + 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."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/host1x/syncpt.c"],"versions":[{"version":"f5ba33fb9690566c382624637125827b5512e766","lessThan":"ca9388fba50dac2eb71c13702b7022a801bef90e","status":"affected","versionType":"git"},{"version":"f5ba33fb9690566c382624637125827b5512e766","lessThan":"4aeaece518fa4436af93d1d8b786200d9656ff4b","status":"affected","versionType":"git"},{"version":"f5ba33fb9690566c382624637125827b5512e766","lessThan":"6245cce711e2cdb2cc75c0bb8632952e36f8c972","status":"affected","versionType":"git"},{"version":"f5ba33fb9690566c382624637125827b5512e766","lessThan":"4e6e07ce0197aecfb6c4a62862acc93b3efedeb7","status":"affected","versionType":"git"},{"version":"f5ba33fb9690566c382624637125827b5512e766","lessThan":"d138f73ffb0c57ded473c577719e6e551b7b1f27","status":"affected","versionType":"git"},{"version":"f5ba33fb9690566c382624637125827b5512e766","lessThan":"79197c6007f2afbfd7bcf5b9b80ccabf8483d774","status":"affected","versionType":"git"},{"version":"f5ba33fb9690566c382624637125827b5512e766","lessThan":"c7d393267c497502fa737607f435f05dfe6e3d9b","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/host1x/syncpt.c"],"versions":[{"version":"5.13","status":"affected"},{"version":"0","lessThan":"5.13","status":"unaffected","versionType":"semver"},{"version":"5.15.198","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.160","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.120","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.63","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.17.13","lessThanOrEqual":"6.17.*","status":"unaffected","versionType":"semver"},{"version":"6.18.2","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"6.19","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":"5.13","versionEndExcluding":"5.15.198"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.13","versionEndExcluding":"6.1.160"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.13","versionEndExcluding":"6.6.120"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.13","versionEndExcluding":"6.12.63"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.13","versionEndExcluding":"6.17.13"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.13","versionEndExcluding":"6.18.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.13","versionEndExcluding":"6.19"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/ca9388fba50dac2eb71c13702b7022a801bef90e"},{"url":"https://git.kernel.org/stable/c/4aeaece518fa4436af93d1d8b786200d9656ff4b"},{"url":"https://git.kernel.org/stable/c/6245cce711e2cdb2cc75c0bb8632952e36f8c972"},{"url":"https://git.kernel.org/stable/c/4e6e07ce0197aecfb6c4a62862acc93b3efedeb7"},{"url":"https://git.kernel.org/stable/c/d138f73ffb0c57ded473c577719e6e551b7b1f27"},{"url":"https://git.kernel.org/stable/c/79197c6007f2afbfd7bcf5b9b80ccabf8483d774"},{"url":"https://git.kernel.org/stable/c/c7d393267c497502fa737607f435f05dfe6e3d9b"}],"title":"gpu: host1x: Fix race in syncpt alloc/free","x_generator":{"engine":"bippy-1.2.0"}}}}