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Fencer Intel
critical 9.8

CVE-2015-8366 json

Array index error in smal_decode_segment function in LibRaw before 0.17.1 allows context-dependent attackers to cause memory errors and pos…

published 2020-01-14 6 y ago modified 2026-06-17 4 mo ago also EUVD-2015-8250

cvss
9.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
5.1%
EPSS 5.1% chance of exploitation in 30 days, percentile 92%
public exploits
0
none known

Summary

Array index error in smal_decode_segment function in LibRaw before 0.17.1 allows context-dependent attackers to cause memory errors and possibly execute arbitrary code via vectors related to indexes.

Patch / fix

  • libraw libraw 0.17.1
  • dcraw Debian 14, Debian 13, Debian 12 9.28-1
  • libraw Debian 14, Debian 13, Debian 12 0.17.1-1
  • darktable Debian 14, Debian 13, Debian 12 2.0.0-1
  • exactimage Debian 14, Debian 13, Debian 12 0.9.1-13
  • rawtherapee Debian 14, Debian 13, Debian 12 4.2.1241-2

debian advisories DEBIAN-CVE-2015-8366

  • libraw Ubuntu 14.04 LTS 0.15.4-1ubuntu0.1

ubuntu advisories UBUNTU-CVE-2015-8366

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

  • gimp-ufraw openSUSE Tumbleweed 0.22-9.4

opensuse advisories openSUSE-SU-2024:11480-1

  • libraw Alpine 3.3 0.17.1-r0

alpine advisories ALPINE-CVE-2015-8366

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • libraw Arch Linux 0.17.1-1

arch linux advisories AVG-92

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-2015-8366 updated cvss 5.8

LibRaw: Index overflow in smal_decode_segment

  • Red Hat Enterprise Linux 5 dcraw Red Hat Enterprise Linux 6 dcraw Red Hat Enterprise Linux 7 dcraw, LibRaw
    affected: no fix planned “Will not fix”

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

Exploit prediction

5.08% chance of exploitation in the next 30 days, higher than 92% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 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-129 Improper Validation of Array Index

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.