Is CVE-2015-9100 in the CISA KEV catalog?

No. CVE-2015-9100 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2015-9100?

CVE-2015-9100 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2015-9100?

CVE-2015-9100 has an EPSS score of 1.44% (70th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2015-9100?

Upgrade lame on debian 11 to 3.99.5+repack1-6 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2015-9100

MEDIUM

5.5

CVSS v3

NVD

Description

The fill_buffer_resample function in util.c in libmp3lame.a in LAME 3.99.5 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted audio file.

CWE-476NULL Pointer Dereference

How to fix

Remediation Available

lameDebian

Fixed in:3.99.5+repack1-6CVE-2015-9100

lameUbuntu

Fixed in:3.99.5+repack1-3ubuntu1+esm3USN-4780-1

Fixed in:3.99.5+repack1-9ubuntu0.1~esm2USN-4780-1

libmp3lame0Ubuntu

Fixed in:3.99.5+repack1-3ubuntu1+esm3USN-4780-1

Fixed in:3.99.5+repack1-9ubuntu0.1~esm2USN-4780-1

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

Exploit Intelligence

1.44%probability of exploitation in 30 days

70thpercentile

Moderate risk: more likely to be exploited than 70% of all known CVEs.

References

Third-Party Advisory2

Related Vulnerabilities

Other CWE-476 (NULL Pointer Dereference) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-21758	High	7.5	92%	-	Fix
CVE-2023-21547	High	7.5	88%	-	Fix
CVE-2014-3470	Medium	4.3	86%	-	Fix
CVE-2021-44224	High	8.2	82%	-	Fix
CVE-2016-0742	High	7.5	82%	-	Fix
CVE-2009-1386	Medium	5.0	80%	-	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.