Use-after-free vulnerability in khtml/rendering/render_replaced.cpp in Konqueror in KDE…
Priority LOW 39CWE-399Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Partial · Partial · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-399 and the CVSS impact.
Summary
Use-after-free vulnerability in khtml/rendering/render_replaced.cpp in Konqueror in KDE 4.7.3, when the context menu is shown, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code by accessing an iframe when it is being updated.
Why it matters now
EPSS 0.06438 93rd percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Red Hat
Red Hat rating: Important. Red Hat's page for this CVE →
Not affected: 2 products
- Red Hat Enterprise Linux 5
- Red Hat Enterprise Linux 6
Timeline
- 2026-10-02 Threatist record created from CVE-2012-4515
- 2026-10-03 Alias added: GHSA-3cmm-g83j-44q7
References
Exploit 2
More Kde vulnerabilities
- TI-2004-00806 Multiple integer overflows in xpdf 2.0 and 3.0, and other packages that use xpdf code… CVSS 2.0HIGH 10.0
- TI-2012-03853 Type confusion in KDE Konqueror CVSS 3.1HIGH 8.8
- TI-2004-00807 Multiple integer overflows in xpdf 3.0, and other packages that use xpdf code such as… CVSS 2.0HIGH 10.0
- TI-2005-00011 Multiple vulnerabilities in fliccd, when installed setuid root as part of the kdeedu… CVSS 2.0HIGH 10.0
- TI-2004-01022 Buffer overflow in the Gfx::doImage function in Gfx.cc for xpdf 3.00, and other products… CVSS 2.0HIGH 9.3
- TI-2008-01602 Heap-based buffer overflow in the progressive PNG Image loader (decoders/pngloader.cpp)… CVSS 2.0HIGH 9.3
Sources
- CVE-2012-4515 · CVE Program
- CVE-2012-4515 · NVD
- FIRST EPSS
- GHSA-3cmm-g83j-44q7 · GitHub Advisory Database · CC BY 4.0
- CVE-2012-4515 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences