{"id":"CVE-2025-68791","state":"PUBLISHED","title":"fuse: missing copy_finish in fuse-over-io-uring argument copies","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nfuse: missing copy_finish in fuse-over-io-uring argument copies\n\nFix a possible reference count leak of payload pages during\nfuse argument copies.\n\n[Joanne: simplified error cleanup]","publishedAt":"2026-01-13T15:29:03.553Z","updatedAt":"2026-05-11T21:53:24.493Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"c090c8abae4b6b77a1bee116aa6c385456ebef96","status":"affected","lessThan":"b79938863f436960eff209130f025c4bd3026bf8","versionType":"git"},{"version":"c090c8abae4b6b77a1bee116aa6c385456ebef96","status":"affected","lessThan":"6e0d7f7f4a43ac8868e98c87ecf48805aa8c24dd","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/fuse/dev.c","fs/fuse/dev_uring.c","fs/fuse/fuse_dev_i.h"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.14","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.14","versionType":"semver"},{"version":"6.18.3","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/fuse/dev.c","fs/fuse/dev_uring.c","fs/fuse/fuse_dev_i.h"]}],"references":["https://git.kernel.org/stable/c/b79938863f436960eff209130f025c4bd3026bf8","https://git.kernel.org/stable/c/6e0d7f7f4a43ac8868e98c87ecf48805aa8c24dd"],"weaknesses":[],"ingestedAt":"2026-10-29T20:09:56.034Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/68xxx/CVE-2025-68791.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-68791","state":"PUBLISHED","datePublished":"2026-01-13T15:29:03.553Z","dateUpdated":"2026-05-11T21:53:24.493Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-12-24T10:30:51.037Z"},"containers":{"cna":{"title":"fuse: missing copy_finish in fuse-over-io-uring argument copies","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nfuse: missing copy_finish in fuse-over-io-uring argument copies\n\nFix a possible reference count leak of payload pages during\nfuse argument copies.\n\n[Joanne: simplified error cleanup]"}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"c090c8abae4b6b77a1bee116aa6c385456ebef96","status":"affected","lessThan":"b79938863f436960eff209130f025c4bd3026bf8","versionType":"git"},{"version":"c090c8abae4b6b77a1bee116aa6c385456ebef96","status":"affected","lessThan":"6e0d7f7f4a43ac8868e98c87ecf48805aa8c24dd","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/fuse/dev.c","fs/fuse/dev_uring.c","fs/fuse/fuse_dev_i.h"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.14","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.14","versionType":"semver"},{"version":"6.18.3","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/fuse/dev.c","fs/fuse/dev_uring.c","fs/fuse/fuse_dev_i.h"]}],"references":[{"url":"https://git.kernel.org/stable/c/b79938863f436960eff209130f025c4bd3026bf8"},{"url":"https://git.kernel.org/stable/c/6e0d7f7f4a43ac8868e98c87ecf48805aa8c24dd"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T21:53:24.493Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.14","versionEndExcluding":"6.18.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.14","versionEndExcluding":"6.19"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}