gthumb: double-free in the add_themes_from_dir method in dlg-contact-sheet.c
Published Oct 28, 2018
7.8
HIGHCVSS 3.0
EPSS 0.41%
Description
An issue was discovered in gThumb through 3.6.2. There is a double-free vulnerability in the add_themes_from_dir method in dlg-contact-sheet.c because of two successive calls of g_free, each of which frees the same buffer.
Affected products
No data.
Configuration 2
- 8.0
No data.
Red Hat Enterprise Linux 5
gthumb
Not affected
Red Hat Enterprise Linux 6
gthumb
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | gthumb | Not affected | n/a |
| Red Hat Enterprise Linux 6 | gthumb | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue did not affect the versions of gthumb as shipped with Red Hat Enterprise Linux 5 and 6 as they did not include the vulnerable code.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
1 other source (Red Hat) ▾
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
AV:L/AC:L/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Table of values (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.41% (0.00411) | 32.87th | v5 (v2026.06.15) |
| Sep 20, 2026 | 0.41% (0.00411) | 35.02th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.04% (0.00044) | 12.95th | v3 (v2023.03.01) |
| May 25, 2024 | 0.04% (0.00044) | 12.27th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00044) | 10.26th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00885) | 27.89th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.89% (0.00885) | 10.50th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.62% (0.00624) | 17.80th | v5 (v2026.06.15) |
| Apr 14, 2021 | 0.62% (0.00624) | 0.00th | v1 |
References (6)
- https://access.redhat.com/security/cve/CVE-2018-18718 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1646708 Issue Tracking
- https://gitlab.gnome.org/GNOME/gthumb/issues/18 x_refsource_MISCPatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/11/msg00002.html mailing-listx_refsource_MLISTThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2018-18718
- https://www.cve.org/CVERecord?id=CVE-2018-18718
| Link | Providers | Tags |
|---|---|---|
| https://access.redhat.com/security/cve/CVE-2018-18718 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1646708 | Issue Tracking | |
| https://gitlab.gnome.org/GNOME/gthumb/issues/18 | x_refsource_MISCPatchThird Party Advisory | |
| https://lists.debian.org/debian-lts-announce/2018/11/msg00002.html | mailing-listx_refsource_MLISTThird Party Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2018-18718 | ||
| https://www.cve.org/CVERecord?id=CVE-2018-18718 |
Change history (0)
No recorded changes yet.