freetype: heap off-by-one buffer underflow in Type42 parser t42_parse_sfnts() (#35602)
Published Apr 25, 2012
9.3
HIGHCVSS 2.0
EPSS 3.77%
Description
FreeType before 2.4.9, as used in Mozilla Firefox Mobile before 10.0.4 and other products, allows remote attackers to cause a denial of service (invalid heap read operation and memory corruption) or possibly execute arbitrary code via a crafted SFNT string in a Type 42 font.
Affected products
No data.
- ≤ 2.4.8
- 1.3.1
- 2.0.0
- 2.0.1
- 2.0.2
- 2.0.3
- 2.0.4
- 2.0.5
- 2.0.6
- 2.0.7
- 2.0.8
- 2.0.9
- 2.1
- 2.1.3
- 2.1.4
- 2.1.5
- 2.1.6
- 2.1.7
- 2.1.8
- 2.1.8
- 2.1.9
- 2.1.10
- 2.2.0
- 2.2.1
- 2.3.0
- 2.3.1
- 2.3.2
- 2.3.3
- 2.3.4
- 2.3.5
- 2.3.6
- 2.3.7
- 2.3.8
- 2.3.9
- 2.3.10
- 2.3.11
- 2.3.12
- 2.4.0
- 2.4.1
- 2.4.2
- 2.4.3
- 2.4.4
- 2.4.5
- 2.4.6
- 2.4.7
- ≤ 10.0.3
- 1.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 5.0
- 6.0
- 6.0.1
- 6.0.2
- 7.0
- 8.0
- 9.0
- 10.0
- 10.0.1
- 10.0.2
No data.
Red Hat Enterprise Linux 5
freetype
Not affected
Red Hat Enterprise Linux 6
freetype
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | freetype | Not affected | n/a |
| Red Hat Enterprise Linux 6 | freetype | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This bug is not a security issue. For detailed explanation, refer to: https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2012-1129#c5
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:M/Au:N/C:C/I:C/A:C
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 (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.77% (0.03770) | 89.59th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.81% (0.03813) | 88.64th | v5 (v2026.06.15) |
| Mar 30, 2025 | 2.97% (0.02967) | 85.28th | v4 (v2025.03.14) |
| Mar 29, 2025 | 7.94% (0.07937) | 86.50th | v4 (v2025.03.14) |
| Mar 17, 2025 | 3.04% (0.03037) | 85.75th | v4 (v2025.03.14) |
| Dec 17, 2024 | 8.70% (0.08704) | 94.51th | v3 (v2023.03.01) |
| Oct 24, 2024 | 10.17% (0.10166) | 95.09th | v3 (v2023.03.01) |
| Jul 8, 2024 | 6.30% (0.06299) | 93.68th | v3 (v2023.03.01) |
| Mar 21, 2024 | 5.24% (0.05244) | 92.85th | v3 (v2023.03.01) |
| Sep 21, 2023 | 5.18% (0.05184) | 92.07th | v3 (v2023.03.01) |
| Mar 7, 2023 | 4.63% (0.04629) | 91.30th | v3 (v2023.03.01) |
| Mar 6, 2023 | 6.60% (0.06604) | 91.53th | v2 (v2022.01.01) |
| Apr 1, 2022 | 6.60% (0.06604) | 90.72th | v2 (v2022.01.01) |
| Feb 4, 2022 | 6.60% (0.06604) | 78.62th | v2 (v2022.01.01) |
References (24)
- http://lists.apple.com/archives/security-announce/2012/Sep/msg00003.html vendor-advisoryx_refsource_APPLE
- http://lists.opensuse.org/opensuse-security-announce/2012-04/msg00002.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-security-announce/2012-04/msg00003.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-security-announce/2012-04/msg00004.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-security-announce/2012-04/msg00015.html vendor-advisoryx_refsource_SUSE
- http://secunia.com/advisories/48508 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/48797 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/48822 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/48918 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/48951 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/48973 third-party-advisoryx_refsource_SECUNIA
- http://security.gentoo.org/glsa/glsa-201204-04.xml vendor-advisoryx_refsource_GENTOO
- http://support.apple.com/kb/HT5503 x_refsource_CONFIRM
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:057 vendor-advisoryx_refsource_MANDRIVA
- http://www.mozilla.org/security/announce/2012/mfsa2012-21.html x_refsource_CONFIRMVendor Advisory
- http://www.openwall.com/lists/oss-security/2012/03/06/16 mailing-listx_refsource_MLIST
- http://www.securityfocus.com/bid/52318 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id?1026765 vdb-entryx_refsource_SECTRACK
- http://www.ubuntu.com/usn/USN-1403-1 vendor-advisoryx_refsource_UBUNTU
- https://access.redhat.com/security/cve/CVE-2012-1129 Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=733512 x_refsource_CONFIRM
- https://bugzilla.redhat.com/show_bug.cgi?id=800585 x_refsource_CONFIRMIssue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2012-1129
- https://www.cve.org/CVERecord?id=CVE-2012-1129
Change history (0)
No recorded changes yet.