(khtml): NULL pointer dereference when trying to reuse a frame with null part
Published Nov 11, 2012
5.0
MEDIUMCVSS 2.0
EPSS 9.70%
Description
rendering/render_replaced.cpp in Konqueror in KDE before 4.9.3 allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted web page, related to "trying to reuse a frame with a null part."
Affected products
No data.
- ≤ 4.9.2
- 1.0
- 1.1
- 1.1.1
- 1.1.2
- 1.2
- 1.x
- 2.0
- 2.0.1
- 2.0_beta
- 2.1
- 2.1.1
- 2.1.2
- 2.1_beta1
- 2.1_beta2
- 2.2
- 2.2.1
- 2.2.2
- 2.2_beta1
- 3.0
- 3.0.1
- 3.0.2
- 3.0.3
- 3.0.3a
- 3.0.4
- 3.0.5
- 3.0.5a
- 3.0.5b
- 3.0_beta_1
- 3.0_beta_2
- 3.1
- 3.1.0
- 3.1.1
- 3.1.1a
- 3.1.2
- 3.1.3
- 3.1.4
- 3.1.5
- 3.1_alpha1
- 3.1_beta1
- 3.1_beta2
- 3.2
- 3.2.0
- 3.2.0_beta1
- 3.2.1
- 3.2.2
- 3.2.3
- 3.2.x
- 3.3
- 3.3.0
- 3.3.1
- 3.3.2
- 3.3.x
- 3.4
- 3.4.0
- 3.4.1
- 3.4.2
- 3.4.3
- 3.5
- 3.5.0
- 3.5.1
- 3.5.2
- 3.5.3
- 3.5.4
- 3.5.5
- 3.5.6
- 3.5.7
- 3.5.8
- 3.5.9
- 3.5.10
- 4.0.0
- 4.0.1
- 4.0.2
- 4.0.3
- 4.7.3
- 4.9.0
- 4.9.1
No data.
Red Hat Enterprise Linux 5
kdelibs
Not affected
Red Hat Enterprise Linux 6
kdelibs
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | kdelibs | Not affected | n/a |
| Red Hat Enterprise Linux 6 | kdelibs | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
Not a security flaw. Red Hat Security Response Team does not consider a user-assisted end user application crash (such a konqueror) to be a security issue.
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:N/I:N/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 (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 9.70% (0.09698) | 95.37th | v5 (v2026.06.15) |
| Jun 15, 2026 | 9.70% (0.09698) | 94.88th | v5 (v2026.06.15) |
| Nov 30, 2025 | 4.87% (0.04870) | 89.14th | v4 (v2025.03.14) |
| Mar 30, 2025 | 7.34% (0.07338) | 90.84th | v4 (v2025.03.14) |
| Mar 29, 2025 | 5.97% (0.05969) | 84.01th | v4 (v2025.03.14) |
| Mar 17, 2025 | 7.34% (0.07338) | 91.03th | v4 (v2025.03.14) |
| Dec 12, 2024 | 2.53% (0.02528) | 90.55th | v3 (v2023.03.01) |
| Jul 30, 2023 | 2.49% (0.02491) | 88.65th | v3 (v2023.03.01) |
| Apr 6, 2023 | 2.11% (0.02111) | 87.47th | v3 (v2023.03.01) |
| Mar 7, 2023 | 2.33% (0.02335) | 88.01th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.32% (0.01319) | 71.27th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.32% (0.01319) | 71.23th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.32% (0.01319) | 69.22th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.32% (0.01319) | 44.98th | v2 (v2022.01.01) |
References (10)
- http://archives.neohapsis.com/archives/bugtraq/2012-11/0005.html mailing-listx_refsource_BUGTRAQ
- http://quickgit.kde.org/index.php?p=kdelibs.git&a=commitdiff&h=65464349951e0df9b5d80c2eb3cc7458d54923ae x_refsource_CONFIRM
- http://www.nth-dimension.org.uk/pub/NDSA20121010.txt.asc x_refsource_MISCExploit
- http://www.openwall.com/lists/oss-security/2012/10/11/11 mailing-listx_refsource_MLIST
- http://www.openwall.com/lists/oss-security/2012/10/30/6 mailing-listx_refsource_MLIST
- https://access.redhat.com/security/cve/CVE-2012-4514 Vendor Advisory
- https://bugs.kde.org/show_bug.cgi?id=271528 x_refsource_CONFIRM
- https://bugzilla.redhat.com/show_bug.cgi?id=869681 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2012-4514
- https://www.cve.org/CVERecord?id=CVE-2012-4514
| Link | Providers | Tags |
|---|---|---|
| http://archives.neohapsis.com/archives/bugtraq/2012-11/0005.html | mailing-listx_refsource_BUGTRAQ | |
| http://quickgit.kde.org/index.php?p=kdelibs.git&a=commitdiff&h=65464349951e0df9b5d80c2eb3cc7458d54923ae | x_refsource_CONFIRM | |
| http://www.nth-dimension.org.uk/pub/NDSA20121010.txt.asc | x_refsource_MISCExploit | |
| http://www.openwall.com/lists/oss-security/2012/10/11/11 | mailing-listx_refsource_MLIST | |
| http://www.openwall.com/lists/oss-security/2012/10/30/6 | mailing-listx_refsource_MLIST | |
| https://access.redhat.com/security/cve/CVE-2012-4514 | Vendor Advisory | |
| https://bugs.kde.org/show_bug.cgi?id=271528 | x_refsource_CONFIRM | |
| https://bugzilla.redhat.com/show_bug.cgi?id=869681 | Issue Tracking | |
| https://nvd.nist.gov/vuln/detail/CVE-2012-4514 | ||
| https://www.cve.org/CVERecord?id=CVE-2012-4514 |
Change history (0)
No recorded changes yet.