CVE & CISA-KEV Catalog

CVE-2017-17863

HIGH
7.8
CVSS v3
NVD

Description

kernel/bpf/verifier.c in the Linux kernel 4.9.x through 4.9.71 does not check the relationship between pointer values and the BPF stack, which allows local users to cause a denial of service (integer overflow or invalid memory access) or possibly have unspecified other impact.

How to fix

Remediation Available
linuxDebian
Fixed in:4.14.7-1CVE-2017-17863
Fixed in:4.14.7-1CVE-2017-17863
Fixed in:4.14.7-1CVE-2017-17863
Fixed in:4.14.7-1CVE-2017-17863
linux-azureUbuntu
Fixed in:4.13.0-1005.7USN-3523-2
linux-gcpUbuntu
Fixed in:4.13.0-1006.9USN-3523-2
linux-hweUbuntu
Fixed in:4.13.0-26.29~16.04.2USN-3523-2
linux-image-4.13.0-1005-azureUbuntu
Fixed in:4.13.0-1005.7USN-3523-2
linux-image-4.13.0-1006-gcpUbuntu
Fixed in:4.13.0-1006.9USN-3523-2
linux-image-4.13.0-1015-oemUbuntu
Fixed in:4.13.0-1015.16USN-3523-2
linux-image-4.13.0-26-genericUbuntu
Fixed in:4.13.0-26.29~16.04.2USN-3523-2
linux-image-4.13.0-26-generic-lpaeUbuntu
Fixed in:4.13.0-26.29~16.04.2USN-3523-2
linux-image-4.13.0-26-lowlatencyUbuntu
Fixed in:4.13.0-26.29~16.04.2USN-3523-2
linux-oemUbuntu
Fixed in:4.13.0-1015.16USN-3523-2

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 VectorLocal
Attack ComplexityLow
Privileges RequiredLow
User InteractionNone
ScopeUnchanged

Impact

ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

0.41%probability of exploitation in 30 days
33rdpercentile

Low risk: more likely to be exploited than 33% of all known CVEs.

References

Related Vulnerabilities

Other CWE-190 (Integer Overflow) vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2020-16040Medium6.5100%-Fix
CVE-2019-11477High7.599%-Fix
CVE-2023-44443High7.894%-Fix
CVE-2014-0569High9.390%--
CVE-2017-3599High7.590%-Fix
CVE-2023-21716Critical9.882%-Fix
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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 2026-05-13.