Memory Leak in Linux Kernel's sas_smp_get_phy_events Function

CVE-2018-7757 · LOW Severity

AV:L/AC:L/AU:N/C:N/I:N/A:P

Memory leak in the sas_smp_get_phy_events function in drivers/scsi/libsas/sas_expander.c in the Linux kernel through 4.15.7 allows local users to cause a denial of service (memory consumption) via many read accesses to files in the /sys/class/sas_phy directory, as demonstrated by the /sys/class/sas_phy/phy-1:0:12/invalid_dword_count file.

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