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CVE-2007-4137

7.5 · HIGH

Off-by-one error in the QUtf8Decoder::toUnicode function in Trolltech Qt 3 allows context-dependent attackers to cause a denial of service (crash) via a crafted Unicode string that triggers a heap-…

Published Sep 18, 2007conectivaCWE-119EPSS 2.34%

Overview

CVE-2007-4137 is a high-severity vulnerability affecting conectiva linux. It was published on September 18, 2007 and has a CVSS 2.0 base score of 7.5 (HIGH).

This vulnerability has a CVSS 2.0 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Off-by-one error in the QUtf8Decoder::toUnicode function in Trolltech Qt 3 allows context-dependent attackers to cause a denial of service (crash) via a crafted Unicode string that triggers a heap-based buffer overflow. NOTE: Qt 4 has the same error in the QUtf8Codec::convertToUnicode function, but it is not exploitable.

Remediation

Check the references section for vendor advisories and patches from conectiva. Update linux to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus

References

Refftp://patches.sgi.com/support/free/security/advisories/20070901-01-P.ascRefbugs.gentoo.org/show_bug.cgi?id=192472Refdist.trolltech.com/developer/download/175791_3.diffRefdist.trolltech.com/developer/download/175791_4.diffReffedoranews.org/updates/FEDORA-2007-221.shtmlReffedoranews.org/updates/FEDORA-2007-703.shtmlRefosvdb.org/39384Refsecunia.com/advisories/26778Refsecunia.com/advisories/26782Refsecunia.com/advisories/26804

How CyberStrike helps

Frequently asked questions

What is CVE-2007-4137?

CVE-2007-4137 is a high-severity vulnerability affecting conectiva linux. It was published on September 18, 2007 and has a CVSS 2.0 base score of 7.5 (HIGH).

How severe is CVE-2007-4137?

This vulnerability has a CVSS 2.0 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2007-4137?

Check the references section for vendor advisories and patches from conectiva. Update linux to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2007-4137?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2007-4137 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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