Skip to content
Fencer Vulns
medium 5.0

CVE-2007-2445 json

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 ser…

published 2007-05-16 19 y ago modified 2026-06-16 4 mo ago also EUVD-2007-2440

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
5.2%
EPSS 5.2% chance of exploitation in 30 days, percentile 92%
public exploits
0
none known

Summary

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.

Patch / fix

  • libgd2 Debian 14, Debian 13, Debian 12 2.0.35.dfsg-1

debian advisories DEBIAN-CVE-2007-2445

  • libpng RHEL 2.1 2:1.0.14-10
  • libpng RHEL 3 2:1.2.2-27
  • libpng RHEL 4 2:1.2.7-3.el4
  • libpng RHEL 5 2:1.2.10-7.0.2
  • libpng10 RHEL 3 1.0.13-17
  • libpng10 RHEL 4 1.0.16-3

red hat advisories RHSA-2007:0356

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2007-2445 updated

libpng png_handle_tRNS flaw

  • Red Hat Desktop version 3 libpng 1.2.2-27, libpng10 1.0.13-17 Red Hat Enterprise Linux (v. 5 server) libpng 1.2.10-7.0.2 Red Hat Enterprise Linux AS (Advanced Server) version 2.1 libpng 1.0.14-10 Red Hat Enterprise Linux AS version 3 libpng 1.2.2-27, libpng10 1.0.13-17 Red Hat Enterprise Linux AS version 4 libpng10 1.0.16-3, libpng 1.2.7-3.el4 Red Hat Enterprise Linux Desktop (v. 5 client) libpng 1.2.10-7.0.2
    +9 more products
    Red Hat Enterprise Linux Desktop version 4 libpng10 1.0.16-3, libpng 1.2.7-3.el4 Red Hat Enterprise Linux Desktop Workstation (v. 5 client) libpng 1.2.10-7.0.2 Red Hat Enterprise Linux ES version 2.1 libpng 1.0.14-10 Red Hat Enterprise Linux ES version 3 libpng 1.2.2-27, libpng10 1.0.13-17 Red Hat Enterprise Linux ES version 4 libpng10 1.0.16-3, libpng 1.2.7-3.el4 Red Hat Enterprise Linux WS version 2.1 libpng 1.0.14-10 Red Hat Enterprise Linux WS version 3 libpng 1.2.2-27, libpng10 1.0.13-17 Red Hat Enterprise Linux WS version 4 libpng10 1.0.16-3, libpng 1.2.7-3.el4 Red Hat Linux Advanced Workstation 2.1 libpng 1.0.14-10
    fixed: vendor fix RHSA-2007:0356

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

5.21% chance of exploitation in the next 30 days, higher than 92% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.