fontconfig: Possible double free due to insufficiently validated cache files
Published Aug 12, 2016
7.8
HIGHCVSS 3.1
EPSS 0.40%
Description
fontconfig before 2.12.1 does not validate offsets, which allows local users to trigger arbitrary free calls and consequently conduct double free attacks and execute arbitrary code via a crafted cache file.
Affected products
No data.
Configuration 1
- 23
- 24
Configuration 2
- < 2.12.1
Configuration 3
- 8.0
Configuration 4
- 12.04
- 14.04
- 16.04
No data.
Red Hat Enterprise Linux 7
fontconfig-0:2.10.95-10.el7
Fixed · RHSA-2016:2601
Red Hat Enterprise Linux 5
fontconfig
Will not fix
Red Hat Enterprise Linux 6
fontconfig
Will not fix
Red Hat Enterprise Virtualization 3
mingw-virt-viewer
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 7 | fontconfig-0:2.10.95-10.el7 | Fixed | RHSA-2016:2601 |
| Red Hat Enterprise Linux 5 | fontconfig | Will not fix | n/a |
| Red Hat Enterprise Linux 6 | fontconfig | Will not fix | n/a |
| Red Hat Enterprise Virtualization 3 | mingw-virt-viewer | Will not fix | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/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
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.40% (0.00403) | 32.16th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.41% (0.00407) | 32.16th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.09% (0.00087) | 22.86th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00042) | 5.07th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00042) | 5.63th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.65% (0.01651) | 76.00th | v2 (v2022.01.01) |
| Feb 13, 2023 | 1.65% (0.01651) | 75.47th | v2 (v2022.01.01) |
| Feb 3, 2023 | 1.92% (0.01916) | 76.86th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.65% (0.01651) | 73.91th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.65% (0.01651) | 52.77th | v2 (v2022.01.01) |
References (12)
- http://rhn.redhat.com/errata/RHSA-2016-2601.html vendor-advisoryx_refsource_REDHATThird Party Advisory
- http://www.debian.org/security/2016/dsa-3644 vendor-advisoryx_refsource_DEBIANThird Party Advisory
- http://www.securityfocus.com/bid/92339 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.ubuntu.com/usn/USN-3063-1 vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2016-5384 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1350891 Issue Tracking
- https://cgit.freedesktop.org/fontconfig/commit/?id=7a4a5bd7897d216f0794ca9dbce0a4a5c9d14940 x_refsource_CONFIRMPatchThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6CJ45VRAMCIISHOVKFVOQYQUSTUJP7FC/ vendor-advisoryx_refsource_FEDORA
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GGOS4YYB7UYAWX5AEXJZHDIX4ZMSXSW5/ vendor-advisoryx_refsource_FEDORA
- https://lists.freedesktop.org/archives/fontconfig/2016-August/005792.html mailing-listx_refsource_MLISTMailing ListPatchThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2016-5384
- https://www.cve.org/CVERecord?id=CVE-2016-5384
Change history (0)
No recorded changes yet.