Vulnerability Report

CVE-2016-6855

Title: Gnome Glib RCE

Memory Corruption

Proof Of Concept

PoC Available for CVE-2016-6855

CWE Category CWE-787

Published Date Sep 07, 2016

Modified Date Jun 17, 2026

Exploit Status Available

Score 7.5 CVSS v3.0

Exploit Probability (EPSS)

18.86%

Vulnerability Summary

CVE-2016-6855: Eye of GNOME (aka eog) 3.16.5, 3.17.x, 3.18.x before 3.18.3, 3.19.x, and 3.20.x before 3.20.4, when used with glib before 2.44.1, allow remote attackers to cause a denial of service (out-of-bounds write and crash) via vectors involving passing invalid UTF-8 to GMarkup.

Impacted Vendors

gnome 2

Reference Links

http://lists.opensuse.org/opensuse-updates/2016-09/msg00021.html http://packetstormsecurity.com/files/138486/Gnome-Eye-Of-Gnome-3.10.2-Out-Of-Bounds-Write.html http://www.securityfocus.com/bid/92616 http://www.ubuntu.com/usn/USN-3069-1 https://bugzilla.gnome.org/show_bug.cgi?id=770143 https://git.gnome.org/browse/eog/commit/?id=e99a8c00f959652fe7c10e2fa5a3a7a5c25e6af4 https://git.gnome.org/browse/eog/plain/NEWS?h=3.16.5 https://git.gnome.org/browse/eog/plain/NEWS?h=3.18.3 https://git.gnome.org/browse/eog/plain/NEWS?h=3.20.4 https://lists.debian.org/debian-lts-announce/2020/04/msg00018.html https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JVINHHR6VJKXTYYMAYKN5GROKHVT4UKB/ https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T6GFDHLNPUG7JHWM3QLXQNRA7NZGU2KI/ https://www.exploit-db.com/exploits/40291/ http://lists.opensuse.org/opensuse-updates/2016-09/msg00021.html http://packetstormsecurity.com/files/138486/Gnome-Eye-Of-Gnome-3.10.2-Out-Of-Bounds-Write.html http://www.securityfocus.com/bid/92616 http://www.ubuntu.com/usn/USN-3069-1 https://bugzilla.gnome.org/show_bug.cgi?id=770143 https://git.gnome.org/browse/eog/commit/?id=e99a8c00f959652fe7c10e2fa5a3a7a5c25e6af4 https://git.gnome.org/browse/eog/plain/NEWS?h=3.16.5 https://git.gnome.org/browse/eog/plain/NEWS?h=3.18.3 https://git.gnome.org/browse/eog/plain/NEWS?h=3.20.4 https://lists.debian.org/debian-lts-announce/2020/04/msg00018.html https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JVINHHR6VJKXTYYMAYKN5GROKHVT4UKB/ https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T6GFDHLNPUG7JHWM3QLXQNRA7NZGU2KI/ https://www.exploit-db.com/exploits/40291/

CVSS v3.0

Source Entity [email protected]

Severity HIGH

7.5

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

RAW VECTOR CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS v2.0

Source Entity [email protected]

Severity MEDIUM

5.0

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:N/AC:L/Au:N/C:N/I:N/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2016-6855 Exploits & PoCs (Proof Of Concept)

Exploit-DB https://www.exploit-db.com/exploits/40291

View Code

June 17, 2026 MODIFIED

Vulnerability data updated via NVD.

May 06, 2026 MODIFIED

Vulnerability data updated via NVD.

April 12, 2025 MODIFIED

Vulnerability data or affected products updated.

September 07, 2016 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK

Complexity LOW

Privileges N/A

Interaction NONE

CVSS Vector String


                                    CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Stack

No specific products linked.