What is CVE-2018-5817?

CVE-2018-5817 is a high-severity vulnerability in Flexera Software Llc Libraw, classified under Incorrect Type Conversion or Cast. CVSS score: 7.5/10. Published 2019-02-20.

How severe is CVE-2018-5817?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Flexera Software Llc Libraw

CVE-2018-5817

A type confusion error within the "unpacked_load_raw()" function within LibRaw versions prior to 0.19.1 (internal/dcraw_common.cpp) can be exploited to trigger an infinite loop.

Published 2019-02-20 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.025 (84.1th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 84th percentile — 84.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.025 · newest: 0.025 · change: 0.000

Affected products

Flexera Software Llc Libraw — versions 0.19.0 and prior
Libraw
Debian Linux — versions 8.0

Weakness classification (CWE)

CWE-704 — Incorrect Type Conversion or Cast

References

secuniaresearch.flexerasoftware.com/secunia_research/2018-27/ (Third Party Advisory)
www.libraw.org/news/libraw-0-19-2-release (Release Notes, Vendor Advisory)
lists.debian.org/debian-lts-announce/2019/03/msg00036.html (mailing-list, Mailing List, Third Party Advisory)
usn.ubuntu.com/3989-1/ (vendor-advisory)

Frequently asked questions

What is CVE-2018-5817?: CVE-2018-5817 is a high-severity vulnerability in Flexera Software Llc Libraw, classified under Incorrect Type Conversion or Cast. CVSS score: 7.5/10. Published 2019-02-20.
How severe is CVE-2018-5817?: High severity. CVSS v3 base score is 7.5 out of 10.