{"id":"CVE-2023-52498","state":"PUBLISHED","title":"PM: sleep: Fix possible deadlocks in core system-wide PM code","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nPM: sleep: Fix possible deadlocks in core system-wide PM code\n\nIt is reported that in low-memory situations the system-wide resume core\ncode deadlocks, because async_schedule_dev() executes its argument\nfunction synchronously if it cannot allocate memory (and not only in\nthat case) and that function attempts to acquire a mutex that is already\nheld.  Executing the argument function synchronously from within\ndpm_async_fn() may also be problematic for ordering reasons (it may\ncause a consumer device's resume callback to be invoked before a\nrequisite supplier device's one, for example).\n\nAddress this by changing the code in question to use\nasync_schedule_dev_nocall() for scheduling the asynchronous\nexecution of device suspend and resume functions and to directly\nrun them synchronously if async_schedule_dev_nocall() returns false.","publishedAt":"2024-02-29T15:52:14.029Z","updatedAt":"2026-05-23T15:25:44.786Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"0552e05fdfea191a2cf3a0abd33574b5ef9ca818","status":"affected","lessThan":"f46eb832389f162ad13cb780d0b8cde93641990d","versionType":"git"},{"version":"0552e05fdfea191a2cf3a0abd33574b5ef9ca818","status":"affected","lessThan":"a1d62c775b07213c73f81ae842424c74dd14b5f0","versionType":"git"},{"version":"0552e05fdfea191a2cf3a0abd33574b5ef9ca818","status":"affected","lessThan":"e1c9d32c98309ae764893a481552d3f99d46cb34","versionType":"git"},{"version":"0552e05fdfea191a2cf3a0abd33574b5ef9ca818","status":"affected","lessThan":"e681e29d1f59a04ef773296e4bebb17b1b79f8fe","versionType":"git"},{"version":"0552e05fdfea191a2cf3a0abd33574b5ef9ca818","status":"affected","lessThan":"9bd3dce27b01c51295b60e1433e1dadfb16649f7","versionType":"git"},{"version":"0552e05fdfea191a2cf3a0abd33574b5ef9ca818","status":"affected","lessThan":"7839d0078e0d5e6cc2fa0b0dfbee71de74f1e557","versionType":"git"},{"version":"5d56260c5e9fdbbba59655f63622f6159bf0e595","status":"affected","versionType":"git"},{"version":"76d587bd579a08ddcd51274c6d9fff4e885e184d","status":"affected","versionType":"git"},{"version":"7dce99d3182a1495bd14cac8403ee471ecdb7ea4","status":"affected","versionType":"git"},{"version":"0390e974020ebbbb64580fc205ecc892d1fdd462","status":"affected","versionType":"git"},{"version":"4.14.171","status":"affected","lessThan":"4.15","versionType":"semver"},{"version":"4.19.103","status":"affected","lessThan":"4.20","versionType":"semver"},{"version":"5.4.19","status":"affected","lessThan":"5.5","versionType":"semver"},{"version":"5.5.3","status":"affected","lessThan":"5.6","versionType":"semver"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/base/power/main.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.6","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.6","versionType":"semver"},{"version":"5.10.210","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.149","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.76","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.15","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.7.3","status":"unaffected","lessThanOrEqual":"6.7.*","versionType":"semver"},{"version":"6.8","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/base/power/main.c"]}],"references":["https://git.kernel.org/stable/c/f46eb832389f162ad13cb780d0b8cde93641990d","https://git.kernel.org/stable/c/a1d62c775b07213c73f81ae842424c74dd14b5f0","https://git.kernel.org/stable/c/e1c9d32c98309ae764893a481552d3f99d46cb34","https://git.kernel.org/stable/c/e681e29d1f59a04ef773296e4bebb17b1b79f8fe","https://git.kernel.org/stable/c/9bd3dce27b01c51295b60e1433e1dadfb16649f7","https://git.kernel.org/stable/c/7839d0078e0d5e6cc2fa0b0dfbee71de74f1e557","https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html"],"weaknesses":[],"ingestedAt":"2026-10-29T20:06:33.064Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/52xxx/CVE-2023-52498.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-52498","state":"PUBLISHED","datePublished":"2024-02-29T15:52:14.029Z","dateUpdated":"2026-05-23T15:25:44.786Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2024-02-20T12:30:33.305Z"},"containers":{"cna":{"title":"PM: sleep: Fix possible deadlocks in core system-wide PM code","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nPM: sleep: Fix possible deadlocks in core system-wide PM code\n\nIt is reported that in low-memory situations the system-wide resume core\ncode deadlocks, because async_schedule_dev() executes its argument\nfunction synchronously if it cannot allocate memory (and not only in\nthat case) and that function attempts to acquire a mutex that is already\nheld.  Executing the argument function synchronously from within\ndpm_async_fn() may also be problematic for ordering reasons (it may\ncause a consumer device's resume callback to be invoked before a\nrequisite supplier device's one, for example).\n\nAddress this by changing the code in question to use\nasync_schedule_dev_nocall() for scheduling the asynchronous\nexecution of device suspend and resume functions and to directly\nrun them synchronously if async_schedule_dev_nocall() returns 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