Description
There is a vulnerability in the strided image data parsing code in the emscripten wrapper for libheif. An attacker could exploit this through a crafted image file to cause a buffer overflow in linear memory during a memcpy call.
References (2)
Core 2
Core References
Patch, Vendor Advisory
https://github.com/strukturag/libheif/pull/759
Third Party Advisory
https://govtech-csg.github.io/security-advisories/2023/02/24/CVE-2023-0996.html
Scores
CVSS v3
7.8
EPSS
0.0018
EPSS Percentile
39.7%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
total
Details
CWE
CWE-120
Status
published
Products (1)
struktur/libheif
1.14.2
Published
Feb 24, 2023
Tracked Since
Feb 18, 2026