CVE & CISA-KEV Catalog

CVE-2018-20961

CRITICALEPSS 93th pctl
9.8
CVSS v3
NVD

Description

In the Linux kernel before 4.16.4, a double free vulnerability in the f_midi_set_alt function of drivers/usb/gadget/function/f_midi.c in the f_midi driver may allow attackers to cause a denial of service or possibly have unspecified other impact.

CWE-415

How to fix

Remediation Available
linuxDebian
Fixed in:4.16.5-1CVE-2018-20961
Fixed in:4.16.5-1CVE-2018-20961
Fixed in:4.16.5-1CVE-2018-20961
Fixed in:4.16.5-1CVE-2018-20961
linuxUbuntu
Fixed in:4.4.0-165.193USN-4145-1
linux-awsUbuntu
Fixed in:4.4.0-1095.106USN-4145-1
linux-image-4.4.0-1059-kvmUbuntu
Fixed in:4.4.0-1059.66USN-4145-1
linux-image-4.4.0-1095-awsUbuntu
Fixed in:4.4.0-1095.106USN-4145-1
linux-image-4.4.0-1123-raspi2Ubuntu
Fixed in:4.4.0-1123.132USN-4145-1
linux-image-4.4.0-1127-snapdragonUbuntu
Fixed in:4.4.0-1127.135USN-4145-1
linux-image-4.4.0-165-genericUbuntu
Fixed in:4.4.0-165.193USN-4145-1
linux-image-4.4.0-165-generic-lpaeUbuntu
Fixed in:4.4.0-165.193USN-4145-1
linux-image-4.4.0-165-lowlatencyUbuntu
Fixed in:4.4.0-165.193USN-4145-1
linux-image-4.4.0-165-powerpc-e500mcUbuntu
Fixed in:4.4.0-165.193USN-4145-1
linux-image-4.4.0-165-powerpc-smpUbuntu
Fixed in:4.4.0-165.193USN-4145-1
linux-image-4.4.0-165-powerpc64-embUbuntu
Fixed in:4.4.0-165.193USN-4145-1
linux-image-4.4.0-165-powerpc64-smpUbuntu
Fixed in:4.4.0-165.193USN-4145-1
linux-image-awsUbuntu
Fixed in:4.4.0.1095.99USN-4145-1
linux-image-genericUbuntu
Fixed in:4.4.0.165.173USN-4145-1
linux-image-generic-lpaeUbuntu
Fixed in:4.4.0.165.173USN-4145-1
linux-image-kvmUbuntu
Fixed in:4.4.0.1059.59USN-4145-1
linux-image-lowlatencyUbuntu
Fixed in:4.4.0.165.173USN-4145-1
linux-image-powerpc-e500mcUbuntu
Fixed in:4.4.0.165.173USN-4145-1
linux-image-powerpc-smpUbuntu
Fixed in:4.4.0.165.173USN-4145-1
linux-image-powerpc64-embUbuntu
Fixed in:4.4.0.165.173USN-4145-1
linux-image-powerpc64-smpUbuntu
Fixed in:4.4.0.165.173USN-4145-1
linux-image-raspi2Ubuntu
Fixed in:4.4.0.1123.123USN-4145-1
linux-image-snapdragonUbuntu
Fixed in:4.4.0.1127.119USN-4145-1
linux-image-virtualUbuntu
Fixed in:4.4.0.165.173USN-4145-1
linux-kvmUbuntu
Fixed in:4.4.0-1059.66USN-4145-1
linux-raspi2Ubuntu
Fixed in:4.4.0-1123.132USN-4145-1
linux-snapdragonUbuntu
Fixed in:4.4.0-1127.135USN-4145-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged

Impact

ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

6.34%probability of exploitation in 30 days
93rdpercentile

High risk: more likely to be exploited than 93% of all known CVEs.

References

Vendor Advisory1
Other references1
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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.