{"id":"CVE-2023-53670","summary":"nvme-core: fix dev_pm_qos memleak","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nnvme-core: fix dev_pm_qos memleak\n\nCall dev_pm_qos_hide_latency_tolerance() in the error unwind patch to\navoid following kmemleak:-\n\nblktests (master) # kmemleak-clear; ./check nvme/044;\nblktests (master) # kmemleak-scan ; kmemleak-show\nnvme/044 (Test bi-directional authentication)                [passed]\n    runtime  2.111s  ...  2.124s\nunreferenced object 0xffff888110c46240 (size 96):\n  comm \"nvme\", pid 33461, jiffies 4345365353 (age 75.586s)\n  hex dump (first 32 bytes):\n    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................\n    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................\n  backtrace:\n    [\u003c0000000069ac2cec\u003e] kmalloc_trace+0x25/0x90\n    [\u003c000000006acc66d5\u003e] dev_pm_qos_update_user_latency_tolerance+0x6f/0x100\n    [\u003c00000000cc376ea7\u003e] nvme_init_ctrl+0x38e/0x410 [nvme_core]\n    [\u003c000000007df61b4b\u003e] 0xffffffffc05e88b3\n    [\u003c00000000d152b985\u003e] 0xffffffffc05744cb\n    [\u003c00000000f04a4041\u003e] vfs_write+0xc5/0x3c0\n    [\u003c00000000f9491baf\u003e] ksys_write+0x5f/0xe0\n    [\u003c000000001c46513d\u003e] do_syscall_64+0x3b/0x90\n    [\u003c00000000ecf348fe\u003e] entry_SYSCALL_64_after_hwframe+0x72/0xdc","modified":"2026-04-02T09:44:46.009660Z","published":"2025-10-07T15:21:27.626Z","related":["SUSE-SU-2025:21040-1","SUSE-SU-2025:21052-1","SUSE-SU-2025:21056-1","SUSE-SU-2025:21064-1","SUSE-SU-2025:4057-1","SUSE-SU-2025:4111-1","SUSE-SU-2025:4128-1","SUSE-SU-2025:4132-1","SUSE-SU-2025:4139-1","SUSE-SU-2025:4140-1","SUSE-SU-2025:4141-1","SUSE-SU-2025:4149-1","SUSE-SU-2025:4301-1","SUSE-SU-2025:4320-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53670.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/2ed9a89192e3192e5fea7ff6475c8722513f325e"},{"type":"WEB","url":"https://git.kernel.org/stable/c/7237c26431cc78e5ec3259f4350f3dd58f6a4319"},{"type":"WEB","url":"https://git.kernel.org/stable/c/7ed5cf8e6d9bfb6a78d0471317edff14f0f2b4dd"},{"type":"WEB","url":"https://git.kernel.org/stable/c/e1379e067b9485e5af03399fe3f0d39bccb023ad"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53670.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-53670"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"f50fff73d620cd6e8f48bc58d4f1c944615a3fea"},{"fixed":"e1379e067b9485e5af03399fe3f0d39bccb023ad"},{"fixed":"7237c26431cc78e5ec3259f4350f3dd58f6a4319"},{"fixed":"2ed9a89192e3192e5fea7ff6475c8722513f325e"},{"fixed":"7ed5cf8e6d9bfb6a78d0471317edff14f0f2b4dd"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-53670.json"}}],"schema_version":"1.7.5"}