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Fencer Intel
critical 9.8

CVE-2017-12652 json

libpng before 1.6.32 does not properly check the length of chunks against the user limit.

published 2019-07-10 7 y ago modified 2026-06-17 4 mo ago also EUVD-2017-4191

cvss
9.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
4.1%
EPSS 4.1% chance of exploitation in 30 days, percentile 90%
public exploits
0
none known

Summary

libpng before 1.6.32 does not properly check the length of chunks against the user limit.

Patch / fix

  • libpng libpng 1.6.32
  • libpng1.6 Debian 14, Debian 13, Debian 12 1.6.32-1

debian advisories DEBIAN-CVE-2017-12652

  • libpng Ubuntu Pro 16.04 LTS 1.2.54-1ubuntu1.1+esm1
  • libpng1.6 Ubuntu Pro 16.04 LTS 1.6.20-2ubuntu0.1~esm1

ubuntu advisories UBUNTU-CVE-2017-12652

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • libpng RHEL 7 2:1.5.13-8.el7

red hat advisories RHSA-2020:3901

  • libpng15 SLES for SAP 12 SP5, SLES 12 SP5 1.5.22-10.4.1
  • libpng12 SLES for SAP 12 SP5, SLES for SAP 12 SP4, SLES 12 SP5 +3 more 1.2.50-20.3.2
  • libpng16 SLES for SAP 12 SP3, SLES for SAP 12 SP2, SLES for SAP 12 SP1 +8 more 1.6.8-15.5.2

suse advisories SUSE-SU-2023:3799-1SUSE-SU-2020:0911-1SUSE-SU-2019:3060-2

  • libpng16 openSUSE Tumbleweed 1.6.37-3.3

opensuse advisories openSUSE-SU-2024:10972-1

  • fltk Azure Linux 3.0 1.3.8-1

azure linux advisories AZL-44973

Azure Linux vulnerability data, Copyright (c) Microsoft Corporation, from https://github.com/microsoft/AzureLinuxVulnerabilityData via OSV, under the MIT licence; changed: normalised to fixed package versions per release. MIT

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-2017-12652 updated cvss 3.7

libpng: does not check length of chunks against user limit

  • Red Hat Enterprise Linux 5 libpng Red Hat Enterprise Linux 6 libpng
    affected: no fix planned “Out of support scope”
  • Red Hat Enterprise Linux Client (v. 7) libpng 1.5.13-8.el7 Red Hat Enterprise Linux Client Optional (v. 7) libpng-devel 1.5.13-8.el7, libpng-static 1.5.13-8.el7, libpng-debuginfo 1.5.13-8.el7 Red Hat Enterprise Linux ComputeNode (v. 7) libpng 1.5.13-8.el7 Red Hat Enterprise Linux ComputeNode Optional (v. 7) libpng-devel 1.5.13-8.el7, libpng-static 1.5.13-8.el7, libpng-debuginfo 1.5.13-8.el7 Red Hat Enterprise Linux Server (v. 7) libpng 1.5.13-8.el7 Red Hat Enterprise Linux Server Optional (v. 7) libpng-static 1.5.13-8.el7, libpng-debuginfo 1.5.13-8.el7
    +2 more products
    Red Hat Enterprise Linux Workstation (v. 7) libpng 1.5.13-8.el7 Red Hat Enterprise Linux Workstation Optional (v. 7) libpng-static 1.5.13-8.el7, libpng-debuginfo 1.5.13-8.el7
    fixed: vendor fix RHSA-2020:3901
  • Red Hat Enterprise Linux 8 libpng
    not affected: vulnerable code not present

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

cisa ICSA-23-271-01 updated cvss 9.8

Rockwell Automation PanelView 800

  • Rockwell Automation PanelView 800 2711R-T4T V3.011 Rockwell Automation PanelView 800 2711R-T7T V3.011 Rockwell Automation PanelView 800 2711R-T10T V3.011
    affected: mitigation “Updating to v6.011 or later will mitigate the issue.” compatibility.rockwellautomation.com

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
total
Assessed
17 mo ago

Exploit prediction

4.11% chance of exploitation in the next 30 days, higher than 90% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CISA ADP 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CNA 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-20 Improper Input Validation

References

Sources

Fencer Intel 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.