What is CVE-2017-1000456?

CVE-2017-1000456 is a high-severity vulnerability in Freedesktop Poppler, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2018-01-02.

How severe is CVE-2017-1000456?

High severity. CVSS v3 base score is 8.8 out of 10.

Buffer overflow in Freedesktop Poppler

CVE-2017-1000456

freedesktop.org libpoppler 0.60.1 fails to validate boundaries in TextPool::addWord, leading to overflow in subsequent calculations.

Vulnerability class: Buffer Overflow

Published 2018-01-02 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.020 (79.6th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 80th percentile — 79.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.020 · newest: 0.020 · change: 0.000

Affected products

Freedesktop Poppler — versions 0.60.1
Debian Linux — versions 7.0, 8.0, 9.0

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

References

lists.debian.org/debian-lts-announce/2018/01/msg00001.html (mailing-list, Mailing List, Third Party Advisory)
www.debian.org/security/2018/dsa-4097 (vendor-advisory, Third Party Advisory)
bugs.freedesktop.org/show_bug.cgi (Exploit, Patch, Issue Tracking, Vendor Advisory)

Frequently asked questions

What is CVE-2017-1000456?: CVE-2017-1000456 is a high-severity vulnerability in Freedesktop Poppler, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2018-01-02.
How severe is CVE-2017-1000456?: High severity. CVSS v3 base score is 8.8 out of 10.