freetype: integer underflow in the tt_sbit_decoder_load_image()
Published Feb 8, 2015
7.5
HIGHCVSS 2.0
EPSS 4.58%
Description
The tt_sbit_decoder_load_image function in sfnt/ttsbit.c in FreeType before 2.5.4 does not properly check for an integer overflow, which allows remote attackers to cause a denial of service (out-of-bounds read) or possibly have unspecified other impact via a crafted OpenType font.
Affected products
No data.
Configuration 1
- 20
- 21
Configuration 3
- 7.0
Configuration 5
- 10.04
- 12.04
- 14.04
- 14.10
- 15.04
No data.
Red Hat Enterprise Linux 4
freetype
Not affected
Red Hat Enterprise Linux 5
freetype
Not affected
Red Hat Enterprise Linux 6
freetype
Not affected
Red Hat Enterprise Linux 7
freetype
Not affected
Red Hat Enterprise Virtualization 3
mingw-virt-viewer
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 4 | freetype | Not affected | n/a |
| Red Hat Enterprise Linux 5 | freetype | Not affected | n/a |
| Red Hat Enterprise Linux 6 | freetype | Not affected | n/a |
| Red Hat Enterprise Linux 7 | freetype | Not affected | n/a |
| Red Hat Enterprise Virtualization 3 | mingw-virt-viewer | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue did not affect the versions of freetype as shipped with Red Hat Enterprise Linux 5, 6, and 7.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/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 (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 4.58% (0.04578) | 91.33th | v5 (v2026.06.15) |
| Jun 15, 2026 | 4.58% (0.04578) | 90.39th | v5 (v2026.06.15) |
| May 7, 2026 | 3.23% (0.03233) | 87.15th | v4 (v2025.03.14) |
| Mar 30, 2025 | 1.79% (0.01793) | 81.12th | v4 (v2025.03.14) |
| Mar 29, 2025 | 5.12% (0.05115) | 82.69th | v4 (v2025.03.14) |
| Mar 17, 2025 | 1.79% (0.01793) | 81.54th | v4 (v2025.03.14) |
| Dec 12, 2024 | 3.16% (0.03157) | 91.50th | v3 (v2023.03.01) |
| Mar 7, 2023 | 3.95% (0.03953) | 90.64th | v3 (v2023.03.01) |
| Mar 6, 2023 | 3.78% (0.03779) | 85.48th | v2 (v2022.01.01) |
| Apr 1, 2022 | 3.78% (0.03779) | 84.01th | v2 (v2022.01.01) |
| Feb 4, 2022 | 3.78% (0.03779) | 67.21th | v2 (v2022.01.01) |
References (17)
- http://advisories.mageia.org/MGASA-2015-0083.html x_refsource_CONFIRMThird Party Advisory
- http://code.google.com/p/google-security-research/issues/detail?id=196 x_refsource_MISCExploit
- http://git.savannah.gnu.org/cgit/freetype/freetype2.git/commit/?id=f0292bb9920aa1dbfed5f53861e7c7a89b35833a x_refsource_CONFIRMIssue Tracking
- http://lists.fedoraproject.org/pipermail/package-announce/2015-February/150148.html vendor-advisoryx_refsource_FEDORAThird Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2015-February/150162.html vendor-advisoryx_refsource_FEDORAThird Party Advisory
- http://lists.opensuse.org/opensuse-updates/2015-03/msg00091.html vendor-advisoryx_refsource_SUSEThird Party Advisory
- http://www.debian.org/security/2015/dsa-3188 vendor-advisoryx_refsource_DEBIAN
- http://www.mandriva.com/security/advisories?name=MDVSA-2015:055 vendor-advisoryx_refsource_MANDRIVAThird Party Advisory
- http://www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.html x_refsource_CONFIRMThird Party Advisory
- http://www.securityfocus.com/bid/72986 vdb-entryx_refsource_BID
- http://www.ubuntu.com/usn/USN-2510-1 vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- http://www.ubuntu.com/usn/USN-2739-1 vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2014-9656 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1191078 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2014-9656
- https://security.gentoo.org/glsa/201503-05 vendor-advisoryx_refsource_GENTOO
- https://www.cve.org/CVERecord?id=CVE-2014-9656
Change history (0)
No recorded changes yet.