Home/CVE/In libpng 1.6.34, a wrong calculation of row_factor in the png_check_chunk_length function (pngrutil.c) may trigger an i
CVE

CVE-2018-13785

In libpng 1.6.34, a wrong calculation of row_factor in the png_check_chunk_length function (pngrutil.c) may trigger an i

In libpng 1.6.34, a wrong calculation of row_factor in the png_check_chunk_length function (pngrutil.c) may trigger an integer overflow and resultant divide-by-zero while processing a crafted PNG file, leading to a denial of service.

MEDIUM · CVSS 6.5 EPSS 0.03717
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-190Integer Overflow or Wraparound
CWE-369Divide By Zero
▤

Affected Products & Versions

7
libpngall versions
canonical ubuntu linuxall versions
oracle jdkall versions
oracle jreall versions
redhat enterprise linux desktopall versions
redhat enterprise linux serverall versions
redhat enterprise linux workstationall versions
▣

Scoring & Timeline

6.5
MEDIUM · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD09 Jul 2018 · 01:29 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

30
suse-csafopenSUSE-SU-2024:10876-1
suse-csafopenSUSE-SU-2024:10972-1
suse-csafSUSE-SU-2019:1398-2
suse-csafopenSUSE-SU-2019:1530-1
suse-csafSUSE-SU-2019:1398-1
🔗

References & Sources

8
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.htmlPatchVendor Advisory
http://www.securityfocus.com/bid/105599Broken LinkThird Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1041889Broken LinkThird Party AdvisoryVDB Entry
https://github.com/glennrp/libpng/commit/8a05766cb74af05c04c53e6c9d60c13fc4d59bf2PatchThird Party Advisory
https://security.gentoo.org/glsa/201908-10Third Party Advisory
https://security.netapp.com/advisory/ntap-20181018-0001/Third Party Advisory
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