Vulnerability in Red Hat Enterprise Linux 6

CVE-2026-42169

A heap-buffer-overflow vulnerability exists in the APNG (Animated PNG) file loader of GIMP. This flaw occurs when the `fcTL` width exceeds the `IHDR` width, leading to pixel data being written past the end of a heap allocation. Additionall…

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-42169?
CVE-2026-42169 is a high-severity vulnerability in Red Hat Enterprise Linux 6, classified under Incorrect Calculation of Buffer Size. CVSS score: 7.3/10. Published 2026-08-04.
How severe is CVE-2026-42169?
High severity. CVSS v3 base score is 7.3 out of 10.