Vulnerability · Published Feb 24, 2023 · Assigned by GovTech CSG
CVE-2023-0996
High 7.8
In plain English
A high-severity buffer overflow in libheif from Struktur. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 24% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)7.8High
Exploit odds (30 days)0.3%top 76.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official 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.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | libheif | 1.15.1-1 | DEBIAN-CVE-2023-0996 |
| Debian:13 | libheif | 1.15.1-1 | DEBIAN-CVE-2023-0996 |
| Debian:14 | libheif | 1.15.1-1 | DEBIAN-CVE-2023-0996 |
Affected products (as reported)
Weakness: CWE-120 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H