Is CVE-2017-5550 in the CISA KEV catalog?

No. CVE-2017-5550 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2017-5550?

CVE-2017-5550 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2017-5550?

CVE-2017-5550 has an EPSS score of 0.41% (33th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2017-5550?

Upgrade linux on debian 11 to 4.9.6-1 or later. Fixes are available for 5 affected products.

CVE & CISA-KEV Catalog

CVE-2017-5550

MEDIUM

5.5

CVSS v3

NVD

Description

Off-by-one error in the pipe_advance function in lib/iov_iter.c in the Linux kernel before 4.9.5 allows local users to obtain sensitive information from uninitialized heap-memory locations in opportunistic circumstances by reading from a pipe after an incorrect buffer-release decision.

CWE-200Information Exposure

How to fix

Remediation Available

linuxDebian

Fixed in:4.9.6-1CVE-2017-5550

linux-hweUbuntu

Fixed in:4.10.0-27.30~16.04.2USN-3361-1

linux-image-4.10.0-27-genericUbuntu

Fixed in:4.10.0-27.30~16.04.2USN-3361-1

linux-image-4.10.0-27-generic-lpaeUbuntu

Fixed in:4.10.0-27.30~16.04.2USN-3361-1

linux-image-4.10.0-27-lowlatencyUbuntu

Fixed in:4.10.0-27.30~16.04.2USN-3361-1

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 RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

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

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

Patch4

Vendor Advisory1

kernel.org

Third-Party Advisory1

securityfocus.com

Related Vulnerabilities

Other CWE-200 (Information Exposure) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-24919	High	8.6	100%	KEV + Ransom	-
CVE-2020-14181	Medium	5.3	100%	-	Fix
CVE-2021-34429	Medium	5.3	99%	-	Fix
CVE-2018-11409	Medium	5.3	98%	-	-
CVE-2021-41277	Critical	10.0	97%	KEV	-
CVE-2016-2183	High	7.5	96%	-	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.