CVE-2023-47470

Name: CVE-2023-47470
Creator: NVD / NIST
Published: 2023-11-16T03:15:07.4+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.69%

Last modified Jun 17, 2026

CVE-2023-47470 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Buffer Overflow vulnerability in Ffmpeg before github commit 4565747056a11356210ed8edcecb920105e40b60 allows a remote attacker to achieve an out-of-array write, execute arbitrary code, and cause a denial of service (DoS) via the ref_pic_list_struct function in libavcodec/evc_ps.c. EPSS estimates a 0.69% chance of exploitation in the next 30 days.

Description

Buffer Overflow vulnerability in Ffmpeg before github commit 4565747056a11356210ed8edcecb920105e40b60 allows a remote attacker to achieve an out-of-array write, execute arbitrary code, and cause a denial of service (DoS) via the ref_pic_list_struct function in libavcodec/evc_ps.c

Metrics

CVSS 3.1

7.8/10

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

EPSS Probability

0.69%

48.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-787

Affected Software

Vendor	Product	Versions
Ffmpeg	Ffmpeg	6.1

References

https://github.com/FFmpeg/FFmpeg/commit/4565747056a11356210ed8edcecb920105e40b60Patch, Vendor Advisory
https://github.com/goldds96/Report/tree/main/FFmpegVendor Advisory
https://patchwork.ffmpeg.org/project/ffmpeg/patch/20230915131147.5945-2-michael%40niedermayer.cc/Third Party Advisory
https://github.com/FFmpeg/FFmpeg/commit/4565747056a11356210ed8edcecb920105e40b60Patch, Vendor Advisory
https://github.com/goldds96/Report/tree/main/FFmpegVendor Advisory
https://patchwork.ffmpeg.org/project/ffmpeg/patch/20230915131147.5945-2-michael%40niedermayer.cc/Third Party Advisory

Timeline

Published: Nov 16, 2023
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2023-47470?

How severe is CVE-2023-47470?

CVE-2023-47470 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.69% probability of exploitation in the next 30 days.

How do I fix CVE-2023-47470?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-47470?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST