Mozilla incorrectly frees used memory (MFSA 2010-03)
Published Feb 21, 2010
10.0
HIGHCVSS 2.0
EPSS 6.51%
Description
Use-after-free vulnerability in the HTML parser in Mozilla Firefox 3.0.x before 3.0.18 and 3.5.x before 3.5.8, Thunderbird before 3.0.2, and SeaMonkey before 2.0.3 allows remote attackers to execute arbitrary code via unspecified method calls that attempt to access freed objects in low-memory situations.
Affected products
No data.
- 3.0
- 3.0
- 3.0
- 3.0
- 3.0.1
- 3.0.2
- 3.0.3
- 3.0.4
- 3.0.5
- 3.0.6
- 3.0.7
- 3.0.8
- 3.0.9
- 3.0.10
- 3.0.11
- 3.0.12
- 3.0.13
- 3.0.14
- 3.0.15
- 3.0.17
- 3.5
- 3.5.1
- 3.5.2
- 3.5.3
- 3.5.4
- 3.5.5
- 3.5.6
- 3.5.7
- 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
- 1.1.2
- 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
- 2.0
- 2.0
- 2.0
- 2.0
- 2.0
- 2.0
- 2.0
- 2.0.1
- 2.0.2
No data.
Red Hat Enterprise Linux 3
seamonkey-0:1.0.9-0.50.el3
Fixed · RHSA-2010:0113
Red Hat Enterprise Linux 4
firefox-0:3.0.18-1.el4
Fixed · RHSA-2010:0112
Red Hat Enterprise Linux 4
seamonkey-0:1.0.9-52.el4_8
Fixed · RHSA-2010:0113
Red Hat Enterprise Linux 4
thunderbird-0:1.5.0.12-25.el4
Fixed · RHSA-2010:0154
Red Hat Enterprise Linux 5
firefox-0:3.0.18-1.el5_4
Fixed · RHSA-2010:0112
Red Hat Enterprise Linux 5
thunderbird-0:2.0.0.24-2.el5_4
Fixed · RHSA-2010:0153
Red Hat Enterprise Linux 5
xulrunner-0:1.9.0.18-1.el5_4
Fixed · RHSA-2010:0112
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 3 | seamonkey-0:1.0.9-0.50.el3 | Fixed | RHSA-2010:0113 |
| Red Hat Enterprise Linux 4 | firefox-0:3.0.18-1.el4 | Fixed | RHSA-2010:0112 |
| Red Hat Enterprise Linux 4 | seamonkey-0:1.0.9-52.el4_8 | Fixed | RHSA-2010:0113 |
| Red Hat Enterprise Linux 4 | thunderbird-0:1.5.0.12-25.el4 | Fixed | RHSA-2010:0154 |
| Red Hat Enterprise Linux 5 | firefox-0:3.0.18-1.el5_4 | Fixed | RHSA-2010:0112 |
| Red Hat Enterprise Linux 5 | thunderbird-0:2.0.0.24-2.el5_4 | Fixed | RHSA-2010:0153 |
| Red Hat Enterprise Linux 5 | xulrunner-0:1.9.0.18-1.el5_4 | Fixed | RHSA-2010:0112 |
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 (15 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 6.51% (0.06515) | 93.57th | v5 (v2026.06.15) |
| Jun 15, 2026 | 6.34% (0.06340) | 92.72th | v5 (v2026.06.15) |
| Feb 10, 2026 | 7.11% (0.07108) | 91.33th | v4 (v2025.03.14) |
| Dec 14, 2025 | 5.46% (0.05456) | 89.85th | v4 (v2025.03.14) |
| May 31, 2025 | 7.85% (0.07855) | 91.52th | v4 (v2025.03.14) |
| Apr 3, 2025 | 6.41% (0.06407) | 90.14th | v4 (v2025.03.14) |
| Mar 30, 2025 | 4.48% (0.04480) | 88.06th | v4 (v2025.03.14) |
| Mar 29, 2025 | 10.26% (0.10256) | 88.50th | v4 (v2025.03.14) |
| Mar 17, 2025 | 4.48% (0.04480) | 88.36th | v4 (v2025.03.14) |
| Dec 17, 2024 | 10.51% (0.10507) | 95.00th | v3 (v2023.03.01) |
| Oct 1, 2024 | 17.82% (0.17822) | 96.24th | v3 (v2023.03.01) |
| Mar 7, 2023 | 15.09% (0.15092) | 94.91th | v3 (v2023.03.01) |
| Mar 6, 2023 | 12.25% (0.12248) | 95.30th | v2 (v2022.01.01) |
| Apr 1, 2022 | 12.25% (0.12248) | 94.93th | v2 (v2022.01.01) |
| Feb 4, 2022 | 12.25% (0.12248) | 89.34th | v2 (v2022.01.01) |
References (32)
- http://lists.fedoraproject.org/pipermail/package-announce/2010-February/035346.html vendor-advisoryx_refsource_FEDORA
- http://lists.fedoraproject.org/pipermail/package-announce/2010-February/035367.html vendor-advisoryx_refsource_FEDORA
- http://lists.fedoraproject.org/pipermail/package-announce/2010-February/035426.html vendor-advisoryx_refsource_FEDORA
- http://lists.fedoraproject.org/pipermail/package-announce/2010-March/036097.html vendor-advisoryx_refsource_FEDORA
- http://lists.fedoraproject.org/pipermail/package-announce/2010-March/036132.html vendor-advisoryx_refsource_FEDORA
- http://lists.opensuse.org/opensuse-security-announce/2010-03/msg00001.html vendor-advisoryx_refsource_SUSE
- http://secunia.com/advisories/37242 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/38770 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/38772 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/38847 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/secunia_research/2009-45/ x_refsource_MISCVendor Advisory
- http://www.debian.org/security/2010/dsa-1999 vendor-advisoryx_refsource_DEBIAN
- http://www.mandriva.com/security/advisories?name=MDVSA-2010:042 vendor-advisoryx_refsource_MANDRIVA
- http://www.mandriva.com/security/advisories?name=MDVSA-2010:051 vendor-advisoryx_refsource_MANDRIVA
- http://www.mozilla.org/security/announce/2010/mfsa2010-03.html x_refsource_CONFIRMVendor Advisory
- http://www.redhat.com/support/errata/RHSA-2010-0112.html vendor-advisoryx_refsource_REDHAT
- http://www.redhat.com/support/errata/RHSA-2010-0113.html vendor-advisoryx_refsource_REDHAT
- http://www.redhat.com/support/errata/RHSA-2010-0153.html vendor-advisoryx_refsource_REDHAT
- http://www.redhat.com/support/errata/RHSA-2010-0154.html vendor-advisoryx_refsource_REDHAT
- http://www.securityfocus.com/archive/1/509585/100/0/threaded mailing-listx_refsource_BUGTRAQ
- http://www.ubuntu.com/usn/USN-895-1 vendor-advisoryx_refsource_UBUNTU
- http://www.ubuntu.com/usn/USN-896-1 vendor-advisoryx_refsource_UBUNTU
- http://www.vupen.com/english/advisories/2010/0405 vdb-entryx_refsource_VUPENVendor Advisory
- http://www.vupen.com/english/advisories/2010/0650 vdb-entryx_refsource_VUPEN
- https://access.redhat.com/security/cve/CVE-2009-1571 Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=526500 x_refsource_CONFIRM
- https://bugzilla.redhat.com/show_bug.cgi?id=566050 Issue Tracking
- https://exchange.xforce.ibmcloud.com/vulnerabilities/56361 vdb-entryx_refsource_XF
- https://nvd.nist.gov/vuln/detail/CVE-2009-1571
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11227 vdb-entrysignaturex_refsource_OVAL
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8615 vdb-entrysignaturex_refsource_OVAL
- https://www.cve.org/CVERecord?id=CVE-2009-1571
Change history (0)
No recorded changes yet.