{"id":"CVE-2025-68351","state":"PUBLISHED","title":"exfat: fix refcount leak in exfat_find","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nexfat: fix refcount leak in exfat_find\n\nFix refcount leaks in `exfat_find` related to `exfat_get_dentry_set`.\n\nFunction `exfat_get_dentry_set` would increase the reference counter of\n`es->bh` on success. Therefore, `exfat_put_dentry_set` must be called\nafter `exfat_get_dentry_set` to ensure refcount consistency. This patch\nrelocate two checks to avoid possible leaks.","publishedAt":"2025-12-24T10:32:42.683Z","updatedAt":"2026-05-27T09:28:13.537Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"92075758782c5edb4c67d0da9e47586a624c22f7","status":"affected","lessThan":"fc9ce762525e73438d31b613f18bca92a4d3d578","versionType":"git"},{"version":"13940cef95491472760ca261b6713692ece9b946","status":"affected","lessThan":"d009ff8959d28d2a33aeb96a5f7e7161c421d78f","versionType":"git"},{"version":"13940cef95491472760ca261b6713692ece9b946","status":"affected","lessThan":"9aee8de970f18c2aaaa348e3de86c38e2d956c1d","versionType":"git"},{"version":"0c8a1d2afd0dce0ea9257ab8c2271d8db6cb575d","status":"affected","versionType":"git"},{"version":"6c627bcc1896ba62ec793d0c00da74f3c93ce3ad","status":"affected","versionType":"git"},{"version":"6.12.23","status":"affected","lessThan":"6.12.68","versionType":"semver"},{"version":"6.13.11","status":"affected","lessThan":"6.14","versionType":"semver"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/exfat/namei.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.14","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.14","versionType":"semver"},{"version":"6.12.68","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.2","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/exfat/namei.c"]}],"references":["https://git.kernel.org/stable/c/fc9ce762525e73438d31b613f18bca92a4d3d578","https://git.kernel.org/stable/c/d009ff8959d28d2a33aeb96a5f7e7161c421d78f","https://git.kernel.org/stable/c/9aee8de970f18c2aaaa348e3de86c38e2d956c1d"],"weaknesses":[],"ingestedAt":"2026-10-29T20:09:56.034Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/68xxx/CVE-2025-68351.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-68351","state":"PUBLISHED","datePublished":"2025-12-24T10:32:42.683Z","dateUpdated":"2026-05-27T09:28:13.537Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-12-16T14:48:05.300Z"},"containers":{"cna":{"title":"exfat: fix refcount leak in exfat_find","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nexfat: fix refcount leak in exfat_find\n\nFix refcount leaks in `exfat_find` related to `exfat_get_dentry_set`.\n\nFunction `exfat_get_dentry_set` would increase the reference counter of\n`es->bh` on success. Therefore, `exfat_put_dentry_set` must be called\nafter `exfat_get_dentry_set` to ensure refcount consistency. This patch\nrelocate two checks to avoid possible leaks."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"92075758782c5edb4c67d0da9e47586a624c22f7","status":"affected","lessThan":"fc9ce762525e73438d31b613f18bca92a4d3d578","versionType":"git"},{"version":"13940cef95491472760ca261b6713692ece9b946","status":"affected","lessThan":"d009ff8959d28d2a33aeb96a5f7e7161c421d78f","versionType":"git"},{"version":"13940cef95491472760ca261b6713692ece9b946","status":"affected","lessThan":"9aee8de970f18c2aaaa348e3de86c38e2d956c1d","versionType":"git"},{"version":"0c8a1d2afd0dce0ea9257ab8c2271d8db6cb575d","status":"affected","versionType":"git"},{"version":"6c627bcc1896ba62ec793d0c00da74f3c93ce3ad","status":"affected","versionType":"git"},{"version":"6.12.23","status":"affected","lessThan":"6.12.68","versionType":"semver"},{"version":"6.13.11","status":"affected","lessThan":"6.14","versionType":"semver"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/exfat/namei.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.14","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.14","versionType":"semver"},{"version":"6.12.68","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.2","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/exfat/namei.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/fc9ce762525e73438d31b613f18bca92a4d3d578"},{"url":"https://git.kernel.org/stable/c/d009ff8959d28d2a33aeb96a5f7e7161c421d78f"},{"url":"https://git.kernel.org/stable/c/9aee8de970f18c2aaaa348e3de86c38e2d956c1d"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-27T09:28:13.537Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12.23","versionEndExcluding":"6.12.68"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.14","versionEndExcluding":"6.18.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.14","versionEndExcluding":"6.19"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.13.11"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}