CVE-2023-49464

Name: CVE-2023-49464
Creator: NVD / NIST
Published: 2023-12-07T20:15:38.32+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 0.76%

Last modified Jun 17, 2026

CVE-2023-49464 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. libheif v1.17.5 was discovered to contain a segmentation violation via the function UncompressedImageCodec::get_luma_bits_per_pixel_from_configuration_unci.. EPSS estimates a 0.76% chance of exploitation in the next 30 days.

Description

libheif v1.17.5 was discovered to contain a segmentation violation via the function UncompressedImageCodec::get_luma_bits_per_pixel_from_configuration_unci.

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

0.76%

50.6th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Struktur	Libheif	1.17.5

References

https://github.com/strukturag/libheif/issues/1044Exploit, Issue Tracking, Patch
https://github.com/strukturag/libheif/issues/1044Exploit, Issue Tracking, Patch

Timeline

Published: Dec 7, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-49464?

libheif v1.17.5 was discovered to contain a segmentation violation via the function UncompressedImageCodec::get_luma_bits_per_pixel_from_configuration_unci.

How severe is CVE-2023-49464?

CVE-2023-49464 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.76% probability of exploitation in the next 30 days.

How do I fix CVE-2023-49464?

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-2023-49464?

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

Scan your code now

Source: NVD / NIST