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LIN7-9623 : Security Advisory - linux - CVE-2018-7757

Created: Mar 15, 2018    Updated: Oct 17, 2018
Resolved Date: Apr 22, 2018
Found In Version: 7.0.0.28
Fix Version: 7.0.0.29
Severity: Standard
Applicable for: Wind River Linux 7
Component/s: Kernel

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.

https://nvd.nist.gov/vuln/detail/CVE-2018-7757

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