Is CVE-2023-49528 in the CISA KEV catalog?

No. CVE-2023-49528 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-49528?

CVE-2023-49528 has a CVSS v3 base score of 8.0 (HIGH).

What is the EPSS score for CVE-2023-49528?

CVE-2023-49528 has an EPSS score of 0.40% (32th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-49528?

Upgrade ffmpeg on debian 13 to 7:7.0.1-3 or later. Fixes are available for 47 affected products.

CVE & CISA-KEV Catalog

CVE-2023-49528

HIGH

8.0

CVSS v3

NVD

Description

Buffer Overflow vulnerability in FFmpeg version n6.1-3-g466799d4f5, allows a local attacker to execute arbitrary code and cause a denial of service (DoS) via the af_dialoguenhance.c:261:5 in the de_stereo component.

CWE-122Heap-based Buffer Overflow

How to fix

Remediation Available

ffmpegDebian

Fixed in:7:7.0.1-3CVE-2023-49528

ffmpegUbuntu

Fixed in:7:2.8.17-0ubuntu0.1+esm7USN-6803-1

Fixed in:7:3.4.11-0ubuntu0.1+esm5USN-6803-1

Fixed in:7:4.2.7-0ubuntu0.1+esm5USN-6803-1

Fixed in:7:4.4.2-0ubuntu0.22.04.1+esm4USN-6803-1

Fixed in:7:6.0-6ubuntu1.1USN-6803-1

Fixed in:7:6.1.1-3ubuntu5+esm1USN-6803-1

libavcodec-extra57Ubuntu

Fixed in:7:3.4.11-0ubuntu0.1+esm5USN-6803-1

libavcodec-extra58Ubuntu

Fixed in:7:4.2.7-0ubuntu0.1+esm5USN-6803-1

Fixed in:7:4.4.2-0ubuntu0.22.04.1+esm4USN-6803-1

libavcodec-extra60Ubuntu

Fixed in:7:6.0-6ubuntu1.1USN-6803-1

Fixed in:7:6.1.1-3ubuntu5+esm1USN-6803-1

libavcodec-ffmpeg-extra56Ubuntu

Fixed in:7:2.8.17-0ubuntu0.1+esm7USN-6803-1

libavcodec-ffmpeg56Ubuntu

Fixed in:7:2.8.17-0ubuntu0.1+esm7USN-6803-1

libavcodec57Ubuntu

Fixed in:7:3.4.11-0ubuntu0.1+esm5USN-6803-1

libavcodec58Ubuntu

Fixed in:7:4.2.7-0ubuntu0.1+esm5USN-6803-1

Fixed in:7:4.4.2-0ubuntu0.22.04.1+esm4USN-6803-1

libavcodec60Ubuntu

Fixed in:7:6.0-6ubuntu1.1USN-6803-1

Fixed in:7:6.1.1-3ubuntu5+esm1USN-6803-1

libavdevice-ffmpeg56Ubuntu

Fixed in:7:2.8.17-0ubuntu0.1+esm7USN-6803-1

libavdevice57Ubuntu

Fixed in:7:3.4.11-0ubuntu0.1+esm5USN-6803-1

libavdevice58Ubuntu

Fixed in:7:4.2.7-0ubuntu0.1+esm5USN-6803-1

Fixed in:7:4.4.2-0ubuntu0.22.04.1+esm4USN-6803-1

libavdevice60Ubuntu

Fixed in:7:6.0-6ubuntu1.1USN-6803-1

Fixed in:7:6.1.1-3ubuntu5+esm1USN-6803-1

libavfilter-extra6Ubuntu

Fixed in:7:3.4.11-0ubuntu0.1+esm5USN-6803-1

libavfilter-extra7Ubuntu

Fixed in:7:4.2.7-0ubuntu0.1+esm5USN-6803-1

Fixed in:7:4.4.2-0ubuntu0.22.04.1+esm4USN-6803-1

libavfilter-extra9Ubuntu

Fixed in:7:6.0-6ubuntu1.1USN-6803-1

Fixed in:7:6.1.1-3ubuntu5+esm1USN-6803-1

libavfilter-ffmpeg5Ubuntu

Fixed in:7:2.8.17-0ubuntu0.1+esm7USN-6803-1

libavfilter6Ubuntu

Fixed in:7:3.4.11-0ubuntu0.1+esm5USN-6803-1

libavfilter7Ubuntu

Fixed in:7:4.2.7-0ubuntu0.1+esm5USN-6803-1

Fixed in:7:4.4.2-0ubuntu0.22.04.1+esm4USN-6803-1

libavfilter9Ubuntu

Fixed in:7:6.0-6ubuntu1.1USN-6803-1

Fixed in:7:6.1.1-3ubuntu5+esm1USN-6803-1

libavformat-extraUbuntu

Fixed in:7:4.4.2-0ubuntu0.22.04.1+esm4USN-6803-1

libavformat-extra58Ubuntu

Fixed in:7:4.4.2-0ubuntu0.22.04.1+esm4USN-6803-1

libavformat-extra60Ubuntu

Fixed in:7:6.0-6ubuntu1.1USN-6803-1

Fixed in:7:6.1.1-3ubuntu5+esm1USN-6803-1

libavformat-ffmpeg56Ubuntu

Fixed in:7:2.8.17-0ubuntu0.1+esm7USN-6803-1

libavformat57Ubuntu

Fixed in:7:3.4.11-0ubuntu0.1+esm5USN-6803-1

libavformat58Ubuntu

Fixed in:7:4.2.7-0ubuntu0.1+esm5USN-6803-1

Fixed in:7:4.4.2-0ubuntu0.22.04.1+esm4USN-6803-1

libavformat60Ubuntu

Fixed in:7:6.0-6ubuntu1.1USN-6803-1

Fixed in:7:6.1.1-3ubuntu5+esm1USN-6803-1

libavresample-ffmpeg2Ubuntu

Fixed in:7:2.8.17-0ubuntu0.1+esm7USN-6803-1

libavresample3Ubuntu

Fixed in:7:3.4.11-0ubuntu0.1+esm5USN-6803-1

libavresample4Ubuntu

Fixed in:7:4.2.7-0ubuntu0.1+esm5USN-6803-1

libavutil-ffmpeg54Ubuntu

Fixed in:7:2.8.17-0ubuntu0.1+esm7USN-6803-1

libavutil55Ubuntu

Fixed in:7:3.4.11-0ubuntu0.1+esm5USN-6803-1

libavutil56Ubuntu

Fixed in:7:4.2.7-0ubuntu0.1+esm5USN-6803-1

Fixed in:7:4.4.2-0ubuntu0.22.04.1+esm4USN-6803-1

libavutil58Ubuntu

Fixed in:7:6.0-6ubuntu1.1USN-6803-1

Fixed in:7:6.1.1-3ubuntu5+esm1USN-6803-1

libpostproc-ffmpeg53Ubuntu

Fixed in:7:2.8.17-0ubuntu0.1+esm7USN-6803-1

libpostproc54Ubuntu

Fixed in:7:3.4.11-0ubuntu0.1+esm5USN-6803-1

libpostproc55Ubuntu

Fixed in:7:4.2.7-0ubuntu0.1+esm5USN-6803-1

Fixed in:7:4.4.2-0ubuntu0.22.04.1+esm4USN-6803-1

libpostproc57Ubuntu

Fixed in:7:6.0-6ubuntu1.1USN-6803-1

Fixed in:7:6.1.1-3ubuntu5+esm1USN-6803-1

libswresample-ffmpeg1Ubuntu

Fixed in:7:2.8.17-0ubuntu0.1+esm7USN-6803-1

libswresample2Ubuntu

Fixed in:7:3.4.11-0ubuntu0.1+esm5USN-6803-1

libswresample3Ubuntu

Fixed in:7:4.2.7-0ubuntu0.1+esm5USN-6803-1

Fixed in:7:4.4.2-0ubuntu0.22.04.1+esm4USN-6803-1

libswresample4Ubuntu

Fixed in:7:6.0-6ubuntu1.1USN-6803-1

Fixed in:7:6.1.1-3ubuntu5+esm1USN-6803-1

libswscale-ffmpeg3Ubuntu

Fixed in:7:2.8.17-0ubuntu0.1+esm7USN-6803-1

libswscale4Ubuntu

Fixed in:7:3.4.11-0ubuntu0.1+esm5USN-6803-1

libswscale5Ubuntu

Fixed in:7:4.2.7-0ubuntu0.1+esm5USN-6803-1

Fixed in:7:4.4.2-0ubuntu0.22.04.1+esm4USN-6803-1

libswscale7Ubuntu

Fixed in:7:6.0-6ubuntu1.1USN-6803-1

Fixed in:7:6.1.1-3ubuntu5+esm1USN-6803-1

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 InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.40%probability of exploitation in 30 days

32ndpercentile

Low risk: more likely to be exploited than 32% of all known CVEs.

References

Exploit1

trac.ffmpeg.org

Third-Party Advisory3

Other references3

Related Vulnerabilities

Other CWE-122 (Heap-based Buffer Overflow) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2015-3113	Critical	9.8	100%	KEV	Fix
CVE-2024-26256	High	7.8	88%	-	Fix
CVE-2020-25687	Medium	5.9	87%	-	Fix
CVE-2009-3459	High	8.8	86%	KEV	Fix
CVE-2021-21017	High	8.8	86%	KEV	-
CVE-2020-25683	Medium	5.9	86%	-	Fix

Embed a live status badge for CVE-2023-49528

Markdown

[![CVE-2023-49528](https://tridentstack.com/cve/badge/CVE-2023-49528.svg)](https://tridentstack.com/cve/CVE-2023-49528)

HTML

<a href="https://tridentstack.com/cve/CVE-2023-49528"><img src="https://tridentstack.com/cve/badge/CVE-2023-49528.svg" alt="CVE-2023-49528"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

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 2025-11-04.