Show plain JSON{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2023-52668", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-03-07T14:49:46.885Z", "datePublished": "2024-05-17T14:01:52.768Z", "dateUpdated": "2025-05-04T07:41:11.423Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-05-04T07:41:11.423Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nbtrfs: zoned: fix lock ordering in btrfs_zone_activate()\n\nThe btrfs CI reported a lockdep warning as follows by running generic\ngeneric/129.\n\n WARNING: possible circular locking dependency detected\n 6.7.0-rc5+ #1 Not tainted\n ------------------------------------------------------\n kworker/u5:5/793427 is trying to acquire lock:\n ffff88813256d028 (&cache->lock){+.+.}-{2:2}, at: btrfs_zone_finish_one_bg+0x5e/0x130\n but task is already holding lock:\n ffff88810a23a318 (&fs_info->zone_active_bgs_lock){+.+.}-{2:2}, at: btrfs_zone_finish_one_bg+0x34/0x130\n which lock already depends on the new lock.\n\n the existing dependency chain (in reverse order) is:\n -> #1 (&fs_info->zone_active_bgs_lock){+.+.}-{2:2}:\n ...\n -> #0 (&cache->lock){+.+.}-{2:2}:\n ...\n\nThis is because we take fs_info->zone_active_bgs_lock after a block_group's\nlock in btrfs_zone_activate() while doing the opposite in other places.\n\nFix the issue by expanding the fs_info->zone_active_bgs_lock's critical\nsection and taking it before a block_group's lock."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["fs/btrfs/zoned.c"], "versions": [{"version": "a7e1ac7bdc5af91af2d52e6269fdbd92fe9ee353", "lessThan": "6f74989f5909cdec9b1274641f0fa306b15bb476", "status": "affected", "versionType": "git"}, {"version": "a7e1ac7bdc5af91af2d52e6269fdbd92fe9ee353", "lessThan": "1908e9d01e5395adff68d9d308a0fb15337e6272", "status": "affected", "versionType": "git"}, {"version": "a7e1ac7bdc5af91af2d52e6269fdbd92fe9ee353", "lessThan": "b18f3b60b35a8c01c9a2a0f0d6424c6d73971dc3", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["fs/btrfs/zoned.c"], "versions": [{"version": "6.6", "status": "affected"}, {"version": "0", "lessThan": "6.6", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.15", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.7.3", "lessThanOrEqual": "6.7.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.8", "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": "6.6", "versionEndExcluding": "6.6.15"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.6", "versionEndExcluding": "6.7.3"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.6", "versionEndExcluding": "6.8"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/6f74989f5909cdec9b1274641f0fa306b15bb476"}, {"url": "https://git.kernel.org/stable/c/1908e9d01e5395adff68d9d308a0fb15337e6272"}, {"url": "https://git.kernel.org/stable/c/b18f3b60b35a8c01c9a2a0f0d6424c6d73971dc3"}], "title": "btrfs: zoned: fix lock ordering in btrfs_zone_activate()", "x_generator": {"engine": "bippy-1.2.0"}}, "adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2023-52668", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-05-17T17:16:18.284069Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-06-04T17:23:54.895Z"}}, {"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T23:11:34.555Z"}, "title": "CVE Program Container", "references": [{"url": "https://git.kernel.org/stable/c/6f74989f5909cdec9b1274641f0fa306b15bb476", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/1908e9d01e5395adff68d9d308a0fb15337e6272", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/b18f3b60b35a8c01c9a2a0f0d6424c6d73971dc3", "tags": ["x_transferred"]}]}]}}