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TI-2018-14394 Aliases CVE-2018-20337GHSA-c9h6-p6mv-6rr7

There is a stack-based buffer overflow in the parse_makernote function of…

Priority MEDIUM 42CWE-787Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 3.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-787 and the CVSS impact.

Summary

There is a stack-based buffer overflow in the parse_makernote function of dcraw_common.cpp in LibRaw 0.19.1. Crafted input will lead to a denial of service or possibly unspecified other impact.

Why it matters now

EPSS 0.02145 82nd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed Red Hat: 1 advisory

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:libraw:libraw:0.19.1:*:*:*:*:*:*:*0.19.1VulnerableLibRaw
  • cpe:2.3:a:libraw:libraw:0.19.1:*:*:*:*:*:*:* Versions 0.19.1 Vulnerable ·LibRaw

Remediation

Red Hat 1 advisory

  • RHSA-2020:1766 Released 2020-04-28 · Red Hat rating Moderate
    GNOME security, bug fix, and enhancement update
    • Red Hat CodeReady Linux Builder (v. 8) LibRaw-0.19.5-1.el8, LibRaw-devel-0.19.5-1.el8, accountsservice-devel-0.6.50-8.el8 +14
    • Red Hat Enterprise Linux AppStream (v. 8) LibRaw-0.19.5-1.el8, accountsservice-0.6.50-8.el8, accountsservice-libs-0.6.50-8.el8 +47
    • Red Hat Enterprise Linux BaseOS (v. 8) gsettings-desktop-schemas-3.32.0-4.el8, libxslt-1.1.32-4.el8, mozjs52-52.9.0-2.el8 +1

Vendor assessments

Red Hat

Red Hat rating: Moderate. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat CodeReady Linux Builder (v. 8)Fixed RHSA-2020:1766
Red Hat Enterprise Linux AppStream (v. 8)Fixed RHSA-2020:1766
Red Hat Enterprise Linux BaseOS (v. 8)Fixed RHSA-2020:1766
Not affected: 1 product
  • Red Hat Enterprise Linux 7

Timeline

  1. 2026-10-02 Threatist record created from CVE-2018-20337
  2. 2026-10-03 Alias added: GHSA-c9h6-p6mv-6rr7

References

Exploit 1

Advisory 1

  • TI-2026-04674 LibRaw TIFF/NEF decoders_libraw.cpp nikon_load_padded_packed_raw out-of-bounds CVSS 4.0MEDIUM 6.9
  • TI-2020-14361 Buffer Overflow vulnerability in LibRaw::stretch() function in libraw\src\postprocessing\aspect_ratio.cpp. CVSS 3.1MEDIUM 6.5
  • TI-2026-04650 LibRaw JPEG DHT losslessjpeg.cpp initval out-of-bounds write CVSS 4.0MEDIUM 5.3
  • TI-2015-06888 The phase_one_correct function in Libraw before 0.17.1 allows attackers to cause memory… CVSS 3.1CRITICAL 9.8
  • TI-2026-16934 A heap-based buffer overflow vulnerability exists in the HuffTable::initval functionality… CVSS 3.1CRITICAL 9.8
  • TI-2026-16915 Integer overflow in LibRaw CVSS 3.1CRITICAL 9.8
See all 62 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences