gdk-pixbuf-thumbnailer.c in gdk-pixbuf allows context-dependent attackers to cause a denial of service (NULL pointer dereference and applic…

published 2017-03-10 9 y ago modified 2026-06-17 4 mo ago also EUVD-2017-15372

cvss: 7.5; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 3.5%; EPSS 3.5% chance of exploitation in 30 days, percentile 89%
public exploits: 0; none known

gdk-pixbuf-thumbnailer.c in gdk-pixbuf allows context-dependent attackers to cause a denial of service (NULL pointer dereference and application crash) via vectors related to printing an error message.

Patch / fix

fixed in 1 distros 3 links 1

gnome gdk-pixbuf 2.36.8

debian ubuntu alpine

gdk-pixbuf Debian 14, Debian 13, Debian 12 2.36.10-1

debian advisories DEBIAN-CVE-2017-6311

gdk-pixbuf Ubuntu 14.04 LTS 2.30.7-0ubuntu1.7
gdk-pixbuf Ubuntu 16.04 LTS 2.32.2-1ubuntu1.3

ubuntu advisories UBUNTU-CVE-2017-6311

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

gdk-pixbuf Alpine 3.24, Alpine 3.23, Alpine 3.22 +16 more 2.36.6-r1
gdk-pixbuf Alpine 3.5 2.36.6-r0

alpine advisories ALPINE-CVE-2017-6311

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

bugzilla.gnome.org/show_bug.cgi?id=778204 advisory

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-2017-6311 updated 2026-11-07 cvss 3.3

gdk-pixbuf: NULL pointer dereference in gdk-pixbuf-thumbnailer

Red Hat Enterprise Linux 5 gdk-pixbuf Red Hat Enterprise Linux 6 gdk-pixbuf2 Red Hat Enterprise Linux 7 gdk-pixbuf2, gdk-pixbuf2-tests Red Hat Enterprise Virtualization 3 mingw-virt-viewer, mingw32-virt-viewer, mingw64-virt-viewer
not affected: vulnerable code not present

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

3.47% chance of exploitation in the next 30 days, higher than 89% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

bugzilla.gnome.org https://bugzilla.gnome.org/show_bug.cgi?id=778204 referenced PoC, tagged "exploit" by a source, unverified
openwall.com http://www.openwall.com/lists/oss-security/2017/02/21/4 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
NVD	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD	2.0	5.0	AV:N/AC:L/Au:N/C:N/I:N/A:P

Classification

Weakness

CWE-476 NULL Pointer Dereference

References

bugzilla.gnome.org /show_bug.cgi?id=778204
exploit, issue-tracking, patch, vendor-advisory
openwall.com /lists/oss-security/2017/02/21/4
mailing-list, exploit, third-party-advisory
security.gentoo.org /glsa/201709-08
vendor-advisory, third-party-advisory
lists.fedoraproject.org /archives/list/package-announce%40lists.fedoraproject.org/message/SJF5ARFOX4BFUK6YCBKGAKBQYECO3AI2/
vendor-advisory
lists.fedoraproject.org /archives/list/package-announce%40lists.fedoraproject.org/message/VSAZ6UCKKXC5VOWXGWQHOX2ZBLLATIOT/
vendor-advisory
securityfocus.com /bid/96779
vdb-entry, third-party-advisory
mov.sx /2017/02/21/bug-hunting-gdk-pixbuf.html
third-party-advisory
openwall.com /lists/oss-security/2017/02/26/1
mailing-list, third-party-advisory

Sources

CVE List CVE-2017-6311
NVD CVE-2017-6311

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.

Summary