Vulnerability · Published Apr 20, 2025 · Assigned by mitre
CVE-2025-43966
Low 2.9
In plain English
A low-severity null pointer dereference 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 25% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)2.9Low
Exploit odds (30 days)0.3%top 75.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
libheif before 1.19.6 has a NULL pointer dereference in ImageItem_iden in image-items/iden.cc.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:13 | libheif | 1.19.7-1 | DEBIAN-CVE-2025-43966 |
| Debian:14 | libheif | 1.19.7-1 | DEBIAN-CVE-2025-43966 |
Affected products (as reported)
Weakness: CWE-476 · Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L