CVE-2007-2445

CVE-2007-2445 is a medium-severity vulnerability in Png Reference Library Libpng with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

The png_handle_tRNS function in pngrutil.c in libpng before 1.0.25 and 1.2.x before 1.2.17 allows remote attackers to cause a denial of service (application crash) via a grayscale PNG image with a bad tRNS chunk CRC value.

Frequently asked questions

What is CVE-2007-2445?
The png_handle_tRNS function in pngrutil.c in libpng before 1.0.25 and 1.2.x before 1.2.17 allows remote attackers to cause a denial of service (application crash) via a grayscale PNG image with a bad tRNS chunk CRC value.
How severe is CVE-2007-2445?
CVE-2007-2445 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2007-2445 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-2445?
CVE-2007-2445 affects Png Reference Library Libpng. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2007-2445?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2007-2445 published?
CVE-2007-2445 was published on 2007-05-16 and last updated on 2026-06-16.

References

Affected products (1)