Vulnerability · Published Apr 1, 2025 · Assigned by mitre

CVE-2025-29070

High 7.5

In plain English

A high-severity heap buffer overflow in the lcms2 package (Debian). Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.0% (higher than 62% of all known vulnerabilities).

Severity (CVSS 3.1)7.5High
Exploit odds (30 days)1.0%top 37.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known

Official description

A heap buffer overflow vulnerability has been identified in thesmooth2() in cmsgamma.c in lcms2-2.16 which allows a remote attacker to cause a denial of service. NOTE: the Supplier disputes this because "this is not exploitable as this function is never called on normal color management, is there only as a helper for low-level programming and investigation."

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12lcms2no fix listedDEBIAN-CVE-2025-29070
Debian:13lcms2no fix listedDEBIAN-CVE-2025-29070
Debian:14lcms2no fix listedDEBIAN-CVE-2025-29070

Affected products (as reported)

VendorProductVersions
n/a n/a n/a

Weakness: CWE-122 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References