9.8
CRITICAL
CVE-2019-6978
LibGD Double Free Vulnerability
Description

The GD Graphics Library (aka LibGD) 2.2.5 has a double free in the gdImage*Ptr() functions in gd_gif_out.c, gd_jpeg.c, and gd_wbmp.c. NOTE: PHP is unaffected.

INFO

Published Date :

Jan. 28, 2019, 8:29 a.m.

Last Modified :

Nov. 7, 2023, 3:13 a.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2019-6978 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Canonical ubuntu_linux
1 Debian debian_linux
1 Libgd libgd
References to Advisories, Solutions, and Tools

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2019-6978 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2019-6978 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Added Reference MITRE https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TEYUUOW75YD3DENIPYMO263E6NL2NFHI/ [No types assigned]
    Added Reference MITRE https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3WRUPZVT2MWFUEMVGTRAGDOBHLNMGK5R/ [No types assigned]
    Added Reference MITRE https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TTXSLRZI5BCQT3H5KALG3DHUWUMNPDX2/ [No types assigned]
    Added Reference MITRE https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3CZ2QADQTKRHTGB2AHD7J4QQNDLBEMM6/ [No types assigned]
    Removed Reference MITRE https://lists.fedoraproject.org/archives/list/[email protected]/message/TEYUUOW75YD3DENIPYMO263E6NL2NFHI/
    Removed Reference MITRE https://lists.fedoraproject.org/archives/list/[email protected]/message/3WRUPZVT2MWFUEMVGTRAGDOBHLNMGK5R/
    Removed Reference MITRE https://lists.fedoraproject.org/archives/list/[email protected]/message/TTXSLRZI5BCQT3H5KALG3DHUWUMNPDX2/
    Removed Reference MITRE https://lists.fedoraproject.org/archives/list/[email protected]/message/3CZ2QADQTKRHTGB2AHD7J4QQNDLBEMM6/
  • CVE Modified by [email protected]

    Mar. 31, 2020

    Action Type Old Value New Value
    Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/3CZ2QADQTKRHTGB2AHD7J4QQNDLBEMM6/ [No Types Assigned]
  • CVE Modified by [email protected]

    Nov. 19, 2019

    Action Type Old Value New Value
    Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/TTXSLRZI5BCQT3H5KALG3DHUWUMNPDX2/ [No Types Assigned]
  • CVE Modified by [email protected]

    Nov. 10, 2019

    Action Type Old Value New Value
    Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/3WRUPZVT2MWFUEMVGTRAGDOBHLNMGK5R/ [No Types Assigned]
  • CVE Modified by [email protected]

    Nov. 10, 2019

    Action Type Old Value New Value
    Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/TEYUUOW75YD3DENIPYMO263E6NL2NFHI/ [No Types Assigned]
  • CVE Modified by [email protected]

    Sep. 11, 2019

    Action Type Old Value New Value
    Added Reference https://access.redhat.com/errata/RHSA-2019:2722 [No Types Assigned]
  • CVE Modified by [email protected]

    Apr. 05, 2019

    Action Type Old Value New Value
    Added Reference http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00031.html [No Types Assigned]
  • CVE Modified by [email protected]

    Apr. 04, 2019

    Action Type Old Value New Value
    Added Reference http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00025.html [No Types Assigned]
  • Modified Analysis by [email protected]

    Mar. 28, 2019

    Action Type Old Value New Value
    Changed Reference Type https://security.gentoo.org/glsa/201903-18 No Types Assigned https://security.gentoo.org/glsa/201903-18 Third Party Advisory
  • CVE Modified by [email protected]

    Mar. 28, 2019

    Action Type Old Value New Value
    Added Reference https://security.gentoo.org/glsa/201903-18 [No Types Assigned]
  • Modified Analysis by [email protected]

    Mar. 01, 2019

    Action Type Old Value New Value
    Changed Reference Type https://usn.ubuntu.com/3900-1/ No Types Assigned https://usn.ubuntu.com/3900-1/ Third Party Advisory
    Changed Reference Type https://lists.debian.org/debian-lts-announce/2019/01/msg00028.html Third Party Advisory https://lists.debian.org/debian-lts-announce/2019/01/msg00028.html Mailing List, Third Party Advisory
    Added CPE Configuration OR *cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Mar. 01, 2019

    Action Type Old Value New Value
    Added Reference https://usn.ubuntu.com/3900-1/ [No Types Assigned]
  • Modified Analysis by [email protected]

    Feb. 27, 2019

    Action Type Old Value New Value
    Changed Reference Type https://www.debian.org/security/2019/dsa-4384 No Types Assigned https://www.debian.org/security/2019/dsa-4384 Third Party Advisory
    Changed Reference Type https://lists.debian.org/debian-lts-announce/2019/01/msg00028.html No Types Assigned https://lists.debian.org/debian-lts-announce/2019/01/msg00028.html Third Party Advisory
    Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* *cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Feb. 05, 2019

    Action Type Old Value New Value
    Added Reference https://www.debian.org/security/2019/dsa-4384 [No Types Assigned]
  • CVE Modified by [email protected]

    Jan. 31, 2019

    Action Type Old Value New Value
    Added Reference https://lists.debian.org/debian-lts-announce/2019/01/msg00028.html [No Types Assigned]
  • Initial Analysis by [email protected]

    Jan. 29, 2019

    Action Type Old Value New Value
    Added CVSS V2 (AV:N/AC:L/Au:N/C:P/I:P/A:P)
    Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://github.com/libgd/libgd/commit/553702980ae89c83f2d6e254d62cf82e204956d0 No Types Assigned https://github.com/libgd/libgd/commit/553702980ae89c83f2d6e254d62cf82e204956d0 Patch, Third Party Advisory
    Changed Reference Type https://github.com/libgd/libgd/issues/492 No Types Assigned https://github.com/libgd/libgd/issues/492 Patch, Third Party Advisory
    Changed Reference Type https://github.com/php/php-src/commit/089f7c0bc28d399b0420aa6ef058e4c1c120b2ae No Types Assigned https://github.com/php/php-src/commit/089f7c0bc28d399b0420aa6ef058e4c1c120b2ae Patch, Third Party Advisory
    Added CWE CWE-415
    Added CPE Configuration OR *cpe:2.3:a:libgd:libgd:2.2.5:*:*:*:*:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2019-6978 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2019-6978 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

1.95 }} -0.52%

score

0.88957

percentile

CVSS30 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability