Is CVE-2017-9465 in the CISA KEV catalog?

No. CVE-2017-9465 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2017-9465?

CVE-2017-9465 has a CVSS v3 base score of 7.1 (HIGH).

What is the EPSS score for CVE-2017-9465?

CVE-2017-9465 has an EPSS score of 1.21% (65th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2017-9465?

Upgrade yara on debian 11 to 3.6.2+dfsg-1 or later. Fixes are available for 5 affected products.

CVE & CISA-KEV Catalog

CVE-2017-9465

HIGH

7.1

CVSS v3

NVD

Description

The yr_arena_write_data function in YARA 3.6.1 allows remote attackers to cause a denial of service (buffer over-read and application crash) or obtain sensitive information from process memory via a crafted file that is mishandled in the yr_re_fast_exec function in libyara/re.c and the _yr_scan_match_callback function in libyara/scan.c.

CWE-125Out-of-bounds Read

How to fix

Remediation Available

yaraDebian

Fixed in:3.6.2+dfsg-1CVE-2017-9465

libyara3Ubuntu

Fixed in:3.4.0+dfsg-2ubuntu0.1~esm1USN-8080-1

Fixed in:3.7.1-1ubuntu2+esm1USN-8080-1

Fixed in:3.9.0-1ubuntu0.1~esm1USN-8080-1

python-yaraUbuntu

Fixed in:3.4.0+dfsg-2ubuntu0.1~esm1USN-8080-1

python3-yaraUbuntu

Fixed in:3.4.0+dfsg-2ubuntu0.1~esm1USN-8080-1

yaraUbuntu

Fixed in:3.4.0+dfsg-2ubuntu0.1~esm1USN-8080-1

Fixed in:3.7.1-1ubuntu2+esm1USN-8080-1

Fixed in:3.9.0-1ubuntu0.1~esm1USN-8080-1

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

ConfidentialityHigh

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

1.21%probability of exploitation in 30 days

65thpercentile

Moderate risk: more likely to be exploited than 65% of all known CVEs.

References

Patch1

github.com

Exploit1

github.com

Related Vulnerabilities

Other CWE-125 (Out-of-bounds Read) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2014-0160	High	7.5	100%	KEV	Fix
CVE-2025-5777	High	7.5	100%	KEV + Ransom	Fix
CVE-2021-4034	High	7.8	95%	KEV	Fix
CVE-2023-21769	High	7.5	92%	-	Fix
CVE-2023-49285	High	8.6	89%	-	Fix
CVE-2020-8794	Critical	9.8	89%	-	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.