CVE-2018-7757

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Summary

CVECVE-2018-7757
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2018-03-08 14:29:00 UTC
Updated2019-10-03 00:03:00 UTC
DescriptionMemory 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.

Risk And Classification

Problem Types: CWE-772

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Linux Linux Kernel All All All All

References

ReferenceSourceLinkTags
Debian -- Security Information -- DSA-4188-1 linux DEBIAN www.debian.org
USN-3698-1: Linux kernel vulnerabilities | Ubuntu security notices UBUNTU usn.ubuntu.com
Linux Kernel 'drivers/scsi/libsas/sas_expander.c' Local Denial of Service Vulnerability BID www.securityfocus.com Third Party Advisory, VDB Entry
USN-3698-2: Linux kernel (Trusty HWE) vulnerabilities | Ubuntu security notices UBUNTU usn.ubuntu.com
scsi: libsas: fix memory leak in sas_smp_get_phy_events() · torvalds/linux@4a491b1 · GitHub MISC github.com Patch, Third Party Advisory
Red Hat Customer Portal REDHAT access.redhat.com
Debian -- Security Information -- DSA-4187-1 linux DEBIAN www.debian.org
[SECURITY] [DLA 1369-1] linux security update MLIST lists.debian.org
USN-3654-1: Linux kernel vulnerabilities | Ubuntu security notices UBUNTU usn.ubuntu.com
USN-3654-2: Linux kernel (Xenial HWE) vulnerabilities | Ubuntu security notices UBUNTU usn.ubuntu.com
USN-3656-1: Linux kernel (Raspberry Pi 2, Snapdragon) vulnerabilities | Ubuntu security notices UBUNTU usn.ubuntu.com
USN-3697-2: Linux kernel (OEM) vulnerabilities | Ubuntu security notices UBUNTU usn.ubuntu.com
kernel/git/torvalds/linux.git - Linux kernel source tree MISC git.kernel.org Patch, Vendor Advisory
Red Hat Customer Portal REDHAT access.redhat.com
USN-3697-1: Linux kernel vulnerabilities | Ubuntu security notices UBUNTU usn.ubuntu.com
Red Hat Customer Portal REDHAT access.redhat.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 500900 Alpine Linux Security Update for ffmpeg
  • 502270 Alpine Linux Security Update for ffmpeg4
  • 504743 Alpine Linux Security Update for ffmpeg
  • 504761 Alpine Linux Security Update for ffmpeg4

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