Mozilla: Gecko memory corruption (MFSA 2012-44)
Published Jul 18, 2012
10.0
HIGHCVSS 2.0
EPSS 5.54%
Description
Use-after-free vulnerability in the nsSMILTimeValueSpec::IsEventBased function in Mozilla Firefox 4.x through 13.0, Firefox ESR 10.x before 10.0.6, Thunderbird 5.0 through 13.0, Thunderbird ESR 10.x before 10.0.6, and SeaMonkey before 2.11 allows remote attackers to cause a denial of service (heap memory corruption) or possibly execute arbitrary code by interacting with objects used for SMIL Timing.
Affected products
No data.
Configuration 1
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0.1
- 5.0
- 5.0.1
- 6.0
- 6.0.1
- 6.0.2
- 7.0
- 7.0.1
- 8.0
- 8.0.1
- 9.0
- 9.0.1
- 11.0
- 12.0
- 12.0
- 13.0
Configuration 2
Configuration 3
- 5.0
- 6.0
- 6.0.1
- 6.0.2
- 7.0
- 7.0.1
- 8.0
- 9.0
- 9.0.1
- 10.0
- 10.0.1
- 10.0.2
- 10.0.3
- 10.0.4
- 11.0
- 12.0
- 13.0
Configuration 4
- 10.0
- 10.0.1
- 10.0.2
- 10.0.3
- 10.0.4
- 10.0.5
Configuration 5
- ≤ 2.10
- 1.0
- 1.0
- 1.0
- 1.0.1
- 1.0.2
- 1.0.3
- 1.0.4
- 1.0.5
- 1.0.6
- 1.0.7
- 1.0.8
- 1.0.9
- 1.1
- 1.1
- 1.1
- 1.1.1
- 1.1.2
- 1.1.3
- 1.1.4
- 1.1.5
- 1.1.6
- 1.1.7
- 1.1.8
- 1.1.9
- 1.1.10
- 1.1.11
- 1.1.12
- 1.1.13
- 1.1.14
- 1.1.15
- 1.1.16
- 1.1.17
- 1.1.18
- 1.1.19
- 1.5.0.8
- 1.5.0.9
- 1.5.0.10
- 2.0
- 2.0
- 2.0
- 2.0
- 2.0
- 2.0
- 2.0
- 2.0
- 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
- 2.0.10
- 2.0.11
- 2.0.12
- 2.0.13
- 2.0.14
- 2.1
- 2.1
- 2.1
- 2.1
- 2.1
- 2.1
- 2.1
- 2.1
- 2.1
No data.
Red Hat Enterprise Linux 5
firefox-0:10.0.6-1.el5_8
Fixed · RHSA-2012:1088
Red Hat Enterprise Linux 5
thunderbird-0:10.0.6-1.el5_8
Fixed · RHSA-2012:1089
Red Hat Enterprise Linux 5
xulrunner-0:10.0.6-2.el5_8
Fixed · RHSA-2012:1088
Red Hat Enterprise Linux 6
firefox-0:10.0.6-1.el6_3
Fixed · RHSA-2012:1088
Red Hat Enterprise Linux 6
thunderbird-0:10.0.6-1.el6_3
Fixed · RHSA-2012:1089
Red Hat Enterprise Linux 6
xulrunner-0:10.0.6-1.el6_3
Fixed · RHSA-2012:1088
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | firefox-0:10.0.6-1.el5_8 | Fixed | RHSA-2012:1088 |
| Red Hat Enterprise Linux 5 | thunderbird-0:10.0.6-1.el5_8 | Fixed | RHSA-2012:1089 |
| Red Hat Enterprise Linux 5 | xulrunner-0:10.0.6-2.el5_8 | Fixed | RHSA-2012:1088 |
| Red Hat Enterprise Linux 6 | firefox-0:10.0.6-1.el6_3 | Fixed | RHSA-2012:1088 |
| Red Hat Enterprise Linux 6 | thunderbird-0:10.0.6-1.el6_3 | Fixed | RHSA-2012:1089 |
| Red Hat Enterprise Linux 6 | xulrunner-0:10.0.6-1.el6_3 | Fixed | RHSA-2012:1088 |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
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: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 (17 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 5.54% (0.05545) | 92.59th | v5 (v2026.06.15) |
| Jun 15, 2026 | 5.44% (0.05441) | 91.67th | v5 (v2026.06.15) |
| Mar 30, 2025 | 3.40% (0.03397) | 86.28th | v4 (v2025.03.14) |
| Mar 29, 2025 | 10.01% (0.10012) | 88.32th | v4 (v2025.03.14) |
| Mar 17, 2025 | 3.40% (0.03397) | 86.58th | v4 (v2025.03.14) |
| Mar 8, 2025 | 50.06% (0.50057) | 97.71th | v3 (v2023.03.01) |
| Jan 16, 2025 | 48.24% (0.48237) | 97.59th | v3 (v2023.03.01) |
| Dec 17, 2024 | 44.17% (0.44174) | 97.44th | v3 (v2023.03.01) |
| Sep 30, 2024 | 42.40% (0.42402) | 97.38th | v3 (v2023.03.01) |
| Aug 6, 2024 | 30.97% (0.30966) | 97.03th | v3 (v2023.03.01) |
| Jun 13, 2024 | 24.70% (0.24696) | 96.66th | v3 (v2023.03.01) |
| Feb 16, 2024 | 16.87% (0.16867) | 95.87th | v3 (v2023.03.01) |
| Dec 14, 2023 | 9.37% (0.09370) | 94.11th | v3 (v2023.03.01) |
| Mar 7, 2023 | 7.36% (0.07363) | 93.00th | v3 (v2023.03.01) |
| Mar 6, 2023 | 8.23% (0.08228) | 93.49th | v2 (v2022.01.01) |
| Apr 1, 2022 | 8.23% (0.08228) | 92.89th | v2 (v2022.01.01) |
| Feb 4, 2022 | 8.23% (0.08228) | 82.23th | v2 (v2022.01.01) |
References (28)
- http://lists.opensuse.org/opensuse-security-announce/2012-07/msg00011.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-security-announce/2012-07/msg00012.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-security-announce/2012-07/msg00013.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-security-announce/2012-07/msg00016.html vendor-advisoryx_refsource_SUSE
- http://osvdb.org/83997 vdb-entryx_refsource_OSVDB
- http://rhn.redhat.com/errata/RHSA-2012-1088.html vendor-advisoryx_refsource_REDHAT
- http://secunia.com/advisories/49965 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/49968 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/49972 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/49977 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/49979 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/49992 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/49993 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/49994 third-party-advisoryx_refsource_SECUNIA
- http://www.mozilla.org/security/announce/2012/mfsa2012-44.html x_refsource_CONFIRMVendor Advisory
- http://www.securityfocus.com/bid/54578 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id?1027256 vdb-entryx_refsource_SECTRACK
- http://www.securitytracker.com/id?1027257 vdb-entryx_refsource_SECTRACK
- http://www.securitytracker.com/id?1027258 vdb-entryx_refsource_SECTRACK
- http://www.ubuntu.com/usn/USN-1509-1 vendor-advisoryx_refsource_UBUNTU
- http://www.ubuntu.com/usn/USN-1509-2 vendor-advisoryx_refsource_UBUNTU
- http://www.ubuntu.com/usn/USN-1510-1 vendor-advisoryx_refsource_UBUNTU
- https://access.redhat.com/security/cve/CVE-2012-1951 Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=752902 x_refsource_CONFIRM
- https://bugzilla.redhat.com/show_bug.cgi?id=840205 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2012-1951
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16077 vdb-entrysignaturex_refsource_OVAL
- https://www.cve.org/CVERecord?id=CVE-2012-1951
Change history (0)
No recorded changes yet.