{"id":"CVE-2023-53508","state":"PUBLISHED","title":"ublk: fail to start device if queue setup is interrupted","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nublk: fail to start device if queue setup is interrupted\n\nIn ublk_ctrl_start_dev(), if wait_for_completion_interruptible() is\ninterrupted by signal, queues aren't setup successfully yet, so we\nhave to fail UBLK_CMD_START_DEV, otherwise kernel oops can be triggered.\n\nReported by German when working on qemu-storage-deamon which requires\nsingle thread ublk daemon.","publishedAt":"2025-10-01T11:45:58.042Z","updatedAt":"2026-05-11T19:46:19.983Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"71f28f3136aff5890cd56de78abc673f8393cad9","status":"affected","lessThan":"0d5916c439574b18a0734872daa0022b3d6105ad","versionType":"git"},{"version":"71f28f3136aff5890cd56de78abc673f8393cad9","status":"affected","lessThan":"6ab3e7d424cd413d7a5e976c8a30b4ffa84a65dd","versionType":"git"},{"version":"71f28f3136aff5890cd56de78abc673f8393cad9","status":"affected","lessThan":"53e7d08f6d6e214c40db1f51291bb2975c789dc2","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/block/ublk_drv.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.0","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.0","versionType":"semver"},{"version":"6.1.43","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.4.8","status":"unaffected","lessThanOrEqual":"6.4.*","versionType":"semver"},{"version":"6.5","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/block/ublk_drv.c"]}],"references":["https://git.kernel.org/stable/c/0d5916c439574b18a0734872daa0022b3d6105ad","https://git.kernel.org/stable/c/6ab3e7d424cd413d7a5e976c8a30b4ffa84a65dd","https://git.kernel.org/stable/c/53e7d08f6d6e214c40db1f51291bb2975c789dc2"],"weaknesses":[],"ingestedAt":"2026-10-29T20:06:33.064Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/53xxx/CVE-2023-53508.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-53508","state":"PUBLISHED","datePublished":"2025-10-01T11:45:58.042Z","dateUpdated":"2026-05-11T19:46:19.983Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-10-01T11:39:39.405Z"},"containers":{"cna":{"title":"ublk: fail to start device if queue setup is interrupted","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nublk: fail to start device if queue setup is interrupted\n\nIn ublk_ctrl_start_dev(), if wait_for_completion_interruptible() is\ninterrupted by signal, queues aren't setup successfully yet, so we\nhave to fail UBLK_CMD_START_DEV, otherwise kernel oops can be triggered.\n\nReported by German when working on qemu-storage-deamon which requires\nsingle thread ublk daemon."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"71f28f3136aff5890cd56de78abc673f8393cad9","status":"affected","lessThan":"0d5916c439574b18a0734872daa0022b3d6105ad","versionType":"git"},{"version":"71f28f3136aff5890cd56de78abc673f8393cad9","status":"affected","lessThan":"6ab3e7d424cd413d7a5e976c8a30b4ffa84a65dd","versionType":"git"},{"version":"71f28f3136aff5890cd56de78abc673f8393cad9","status":"affected","lessThan":"53e7d08f6d6e214c40db1f51291bb2975c789dc2","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/block/ublk_drv.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.0","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.0","versionType":"semver"},{"version":"6.1.43","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.4.8","status":"unaffected","lessThanOrEqual":"6.4.*","versionType":"semver"},{"version":"6.5","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/block/ublk_drv.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/0d5916c439574b18a0734872daa0022b3d6105ad"},{"url":"https://git.kernel.org/stable/c/6ab3e7d424cd413d7a5e976c8a30b4ffa84a65dd"},{"url":"https://git.kernel.org/stable/c/53e7d08f6d6e214c40db1f51291bb2975c789dc2"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:46:19.983Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.0","versionEndExcluding":"6.1.43"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.0","versionEndExcluding":"6.4.8"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.0","versionEndExcluding":"6.5"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}