Mozilla: Miscellaneous memory safety hazards (MFSA 2011-36)
Published Sep 29, 2011
10.0
HIGHCVSS 2.0
EPSS 4.37%
Description
Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 3.6.23 and 4.x through 6, Thunderbird before 7.0, and SeaMonkey before 2.4 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.
Affected products
No data.
Configuration 1
- ≤ 3.6.22
- 3.6
- 3.6.2
- 3.6.3
- 3.6.4
- 3.6.6
- 3.6.7
- 3.6.8
- 3.6.9
- 3.6.10
- 3.6.11
- 3.6.12
- 3.6.13
- 3.6.14
- 3.6.15
- 3.6.16
- 3.6.17
- 3.6.18
- 3.6.19
- 3.6.20
- 3.6.21
Configuration 2
- 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
- 6.0
Configuration 3
- ≤ 6.0.2
- 0.1
- 0.2
- 0.3
- 0.4
- 0.5
- 0.6
- 0.7
- 0.7.1
- 0.7.2
- 0.7.3
- 0.8
- 0.9
- 1.0
- 1.0.1
- 1.0.2
- 1.0.3
- 1.0.4
- 1.0.5
- 1.0.5
- 1.0.6
- 1.0.7
- 1.0.8
- 1.5
- 1.5
- 1.5.0.1
- 1.5.0.2
- 1.5.0.3
- 1.5.0.4
- 1.5.0.5
- 1.5.0.6
- 1.5.0.7
- 1.5.0.8
- 1.5.0.9
- 1.5.0.10
- 1.5.0.11
- 1.5.0.12
- 1.5.0.13
- 1.5.0.14
- 1.5.1
- 1.5.2
- 1.7.1
- 1.7.3
- 2.0
- 2.0.0.0
- 2.0.0.1
- 2.0.0.2
- 2.0.0.3
- 2.0.0.4
- 2.0.0.5
- 2.0.0.6
- 2.0.0.7
- 2.0.0.8
- 2.0.0.9
- 2.0.0.11
- 2.0.0.12
- 2.0.0.13
- 2.0.0.14
- 2.0.0.15
- 2.0.0.16
- 2.0.0.17
- 2.0.0.18
- 2.0.0.19
- 2.0.0.20
- 2.0.0.21
- 2.0.0.22
- 2.0.0.23
- 2.0_.4
- 2.0_.5
- 2.0_.6
- 2.0_.9
- 2.0_.12
- 2.0_.13
- 2.0_.14
- 2.0_8
- 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
- 3.1
- 3.1.1
- 3.1.2
- 3.1.3
- 3.1.4
- 3.1.5
- 3.1.6
- 3.1.7
- 3.1.8
- 3.1.9
- 3.1.10
- 3.1.11
- 5.0
Configuration 4
- ≤ 2.3.3
- 1.0
- 1.0
- 1.0
- 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
- 1.0.99
- 1.1
- 1.1
- 1.1
- 1.1.1
- 1.1.2
- 1.1.3
- 1.1.4
- 1.1.5
- 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
- 2.0a1
- 2.0a1pre
- 2.1
- 2.1
- 2.1
No data.
Red Hat Enterprise Linux 4
firefox-0:3.6.23-1.el4
Fixed · RHSA-2011:1341
Red Hat Enterprise Linux 5
firefox-0:3.6.23-2.el5_7
Fixed · RHSA-2011:1341
Red Hat Enterprise Linux 5
xulrunner-0:1.9.2.23-1.el5_7
Fixed · RHSA-2011:1341
Red Hat Enterprise Linux 6
firefox-0:3.6.23-2.el6_1
Fixed · RHSA-2011:1341
Red Hat Enterprise Linux 6
thunderbird-0:3.1.15-1.el6_1
Fixed · RHSA-2011:1342
Red Hat Enterprise Linux 6
xulrunner-0:1.9.2.23-1.el6_1.1
Fixed · RHSA-2011:1341
Red Hat Enterprise Linux 4
seamonkey
Affected
Red Hat Enterprise Linux 4
thunderbird
Affected
Red Hat Enterprise Linux 5
thunderbird
Affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 4 | firefox-0:3.6.23-1.el4 | Fixed | RHSA-2011:1341 |
| Red Hat Enterprise Linux 5 | firefox-0:3.6.23-2.el5_7 | Fixed | RHSA-2011:1341 |
| Red Hat Enterprise Linux 5 | xulrunner-0:1.9.2.23-1.el5_7 | Fixed | RHSA-2011:1341 |
| Red Hat Enterprise Linux 6 | firefox-0:3.6.23-2.el6_1 | Fixed | RHSA-2011:1341 |
| Red Hat Enterprise Linux 6 | thunderbird-0:3.1.15-1.el6_1 | Fixed | RHSA-2011:1342 |
| Red Hat Enterprise Linux 6 | xulrunner-0:1.9.2.23-1.el6_1.1 | Fixed | RHSA-2011:1341 |
| Red Hat Enterprise Linux 4 | seamonkey | Affected | n/a |
| Red Hat Enterprise Linux 4 | thunderbird | Affected | n/a |
| Red Hat Enterprise Linux 5 | thunderbird | Affected | n/a |
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 (16 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 4.37% (0.04372) | 90.97th | v5 (v2026.06.15) |
| Jun 15, 2026 | 4.37% (0.04372) | 89.98th | v5 (v2026.06.15) |
| Mar 30, 2025 | 1.88% (0.01877) | 81.51th | v4 (v2025.03.14) |
| Mar 29, 2025 | 6.27% (0.06271) | 84.45th | v4 (v2025.03.14) |
| Mar 17, 2025 | 1.66% (0.01659) | 80.80th | v4 (v2025.03.14) |
| Dec 12, 2024 | 59.77% (0.59775) | 97.88th | v3 (v2023.03.01) |
| May 19, 2024 | 59.77% (0.59775) | 97.76th | v3 (v2023.03.01) |
| Mar 29, 2024 | 53.65% (0.53649) | 97.57th | v3 (v2023.03.01) |
| Dec 11, 2023 | 41.88% (0.41879) | 96.95th | v3 (v2023.03.01) |
| Oct 17, 2023 | 30.35% (0.30353) | 96.41th | v3 (v2023.03.01) |
| Aug 24, 2023 | 24.16% (0.24156) | 96.00th | v3 (v2023.03.01) |
| Apr 28, 2023 | 12.33% (0.12326) | 94.53th | v3 (v2023.03.01) |
| Mar 7, 2023 | 7.99% (0.07985) | 93.22th | 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) |
No CWE recorded.
References (20)
- http://lists.opensuse.org/opensuse-updates/2011-10/msg00002.html vendor-advisoryx_refsource_SUSE
- http://secunia.com/advisories/46315 third-party-advisoryx_refsource_SECUNIA
- http://www.debian.org/security/2011/dsa-2312 vendor-advisoryx_refsource_DEBIAN
- http://www.debian.org/security/2011/dsa-2313 vendor-advisoryx_refsource_DEBIAN
- http://www.debian.org/security/2011/dsa-2317 vendor-advisoryx_refsource_DEBIAN
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:139 vendor-advisoryx_refsource_MANDRIVA
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:140 vendor-advisoryx_refsource_MANDRIVA
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:141 vendor-advisoryx_refsource_MANDRIVA
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:142 vendor-advisoryx_refsource_MANDRIVA
- http://www.mozilla.org/security/announce/2011/mfsa2011-36.html x_refsource_CONFIRMVendor Advisory
- http://www.redhat.com/support/errata/RHSA-2011-1341.html vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/security/cve/CVE-2011-2995 Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=655098 x_refsource_CONFIRM
- https://bugzilla.mozilla.org/show_bug.cgi?id=660453 x_refsource_CONFIRM
- https://bugzilla.mozilla.org/show_bug.cgi?id=662215 x_refsource_CONFIRM
- https://bugzilla.mozilla.org/show_bug.cgi?id=665360 x_refsource_CONFIRM
- https://bugzilla.redhat.com/show_bug.cgi?id=741902 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2011-2995
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A13957 vdb-entrysignaturex_refsource_OVAL
- https://www.cve.org/CVERecord?id=CVE-2011-2995
Change history (0)
No recorded changes yet.