What is CVE-2018-5816?

CVE-2018-5816 is a medium-severity vulnerability in Libraw, classified under Integer Overflow or Wraparound. CVSS score: 6.5/10. Published 2018-12-07.

How severe is CVE-2018-5816?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Integer overflow in Libraw

CVE-2018-5816

An integer overflow error within the "identify()" function (internal/dcraw_common.cpp) in LibRaw versions prior to 0.18.12 can be exploited to trigger a division by zero via specially crafted NOKIARAW file (Note: This vulnerability is caused due to an incomplete fix of CVE-2018-5804).

Vulnerability class: Integer Overflow

Published 2018-12-07 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.021 (81.0th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 81st percentile — 81.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.021 · newest: 0.021 · change: 0.000

Affected products

Libraw
Canonical Ubuntu Linux — versions 14.04, 16.04, 18.04
Libraw — versions Prior to 0.18.12

Weakness classification (CWE)

CWE-190 — Integer Overflow or Wraparound

References

secuniaresearch.flexerasoftware.com/secunia_research/2018-14/ (Third Party Advisory)
github.com/LibRaw/LibRaw/commit/1d8d1b452e5dc74033ee9f846081a0efb616cc39 (Patch, Third Party Advisory)
github.com/LibRaw/LibRaw/blob/master/Changelog.txt (Third Party Advisory)
usn.ubuntu.com/3838-1/ (vendor-advisory, Third Party Advisory)
secuniaresearch.flexerasoftware.com/advisories/83507/ (Permissions Required, Third Party Advisory, third-party-advisory)

Frequently asked questions

What is CVE-2018-5816?: CVE-2018-5816 is a medium-severity vulnerability in Libraw, classified under Integer Overflow or Wraparound. CVSS score: 6.5/10. Published 2018-12-07.
How severe is CVE-2018-5816?: Medium severity. CVSS v3 base score is 6.5 out of 10.