CVE-2023-53670

In the Linux kernel, the following vulnerability has been resolved:<br /> <br /> nvme-core: fix dev_pm_qos memleak<br /> <br /> Call dev_pm_qos_hide_latency_tolerance() in the error unwind patch to<br /> avoid following kmemleak:-<br /> <br /> blktests (master) # kmemleak-clear; ./check nvme/044;<br /> blktests (master) # kmemleak-scan ; kmemleak-show<br /> nvme/044 (Test bi-directional authentication) [passed]<br /> runtime 2.111s ... 2.124s<br /> unreferenced object 0xffff888110c46240 (size 96):<br /> comm "nvme", pid 33461, jiffies 4345365353 (age 75.586s)<br /> hex dump (first 32 bytes):<br /> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................<br /> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................<br /> backtrace:<br /> [] kmalloc_trace+0x25/0x90<br /> [] dev_pm_qos_update_user_latency_tolerance+0x6f/0x100<br /> [] nvme_init_ctrl+0x38e/0x410 [nvme_core]<br /> [] 0xffffffffc05e88b3<br /> [] 0xffffffffc05744cb<br /> [] vfs_write+0xc5/0x3c0<br /> [] ksys_write+0x5f/0xe0<br /> [] do_syscall_64+0x3b/0x90<br /> [] entry_SYSCALL_64_after_hwframe+0x72/0xdc