VULNERABILITY INTELLIGENCE

CVE-2018-7757

CVSS score5.5 MEDIUM
EPSS probability0.53%
CISA KEVNot currently listed
Published2018-03-08
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Description

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.

Weakness classification

  • CWE-772: Missing Release of Resource after Effective Lifetime

Primary references