CVE & CISA-KEV Catalog

CVE-2017-15873

MEDIUM
5.5
CVSS v3
NVD

Description

The get_next_block function in archival/libarchive/decompress_bunzip2.c in BusyBox 1.27.2 has an Integer Overflow that may lead to a write access violation.

CWE-190Integer Overflow

How to fix

Remediation Available
busyboxDebian
Fixed in:1:1.27.2-2CVE-2017-15873
Fixed in:1:1.27.2-2CVE-2017-15873
Fixed in:1:1.27.2-2CVE-2017-15873
Fixed in:1:1.27.2-2CVE-2017-15873
busyboxUbuntu
Fixed in:1:1.21.0-1ubuntu1.4USN-3935-1
Fixed in:1:1.22.0-15ubuntu1.4USN-3935-1
Fixed in:1:1.27.2-2ubuntu3.2USN-3935-1
busybox-initramfsUbuntu
Fixed in:1:1.21.0-1ubuntu1.4USN-3935-1
Fixed in:1:1.22.0-15ubuntu1.4USN-3935-1
Fixed in:1:1.27.2-2ubuntu3.2USN-3935-1
busybox-staticUbuntu
Fixed in:1:1.21.0-1ubuntu1.4USN-3935-1
Fixed in:1:1.22.0-15ubuntu1.4USN-3935-1
Fixed in:1:1.27.2-2ubuntu3.2USN-3935-1
udhcpcUbuntu
Fixed in:1:1.21.0-1ubuntu1.4USN-3935-1
Fixed in:1:1.22.0-15ubuntu1.4USN-3935-1
Fixed in:1:1.27.2-2ubuntu3.2USN-3935-1
udhcpdUbuntu
Fixed in:1:1.21.0-1ubuntu1.4USN-3935-1
Fixed in:1:1.22.0-15ubuntu1.4USN-3935-1
Fixed in:1:1.27.2-2ubuntu3.2USN-3935-1

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 VectorLocal
Attack ComplexityLow
Privileges RequiredNone
User InteractionRequired
ScopeUnchanged

Impact

ConfidentialityNone
IntegrityNone
AvailabilityHigh

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

Exploit Intelligence

1.32%probability of exploitation in 30 days
67thpercentile

Moderate risk: more likely to be exploited than 67% 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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Markdown

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HTML

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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.