01 Record

CVE-2007-4137

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

UnratedPUBLISHEDCNA: redhat

CNA base scoreUnratedNo CNA CVSS vector

View raw JSON

02 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

03 Exploitation and scoring

Exploitation: Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision: Not assessed by CISA
EPSS probability: 2.34% probability of exploitation activity in the next 30 days.
EPSS percentile: Equal to or higher than the score of 83.1% of scored records. A rank, not a probability.
NVD base score: The NVD has published no score for this record
NVD CVSS vector: No NVD score to derive
NVD analysis status: Modified. NVD last modified this record on 2026-06-16.
Red Hat severity: Important. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published

2007-09-18 19:00Z19 YR AGO

Last updated

2024-08-07 14:46Z2 YR AGO

Reserved

2007-08-02

Assigning CNA

redhat

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferClass
CWE-193Off-by-one ErrorBase

Data version

5.1

Document digest

37d630cd7c06709f65531f9f9905a53618289feeb09d885a869e5e911ac3a8b6

05 Affected products

VendorProductVersionsPlatforms

conectivalinuxNot specified—

gentoolinuxNot specified—

mandrakesoftmandrake_linuxNot specified—

mandrakesoftmandrake_linux_corporate_serverNot specified—

redhatenterprise_linuxNot specified—

redhatlinuxNot specified—

trolltechqtNot specified—

ubuntuubuntu_linuxNot specified—

06 References

bugs.gentoo.orghttp://bugs.gentoo.org/show_bug.cgi?id=192472x_refsource_CONFIRM
www.mandriva.comMDKSA-2007:183http://www.mandriva.com/security/advisories?name=MDKSA-2007:183vendor-advisoryx_refsource_MANDRIVA
www.novell.comSUSE-SR:2007:019http://www.novell.com/linux/security/advisories/2007_19_sr.htmlvendor-advisoryx_refsource_SUSE
secunia.com26868http://secunia.com/advisories/26868third-party-advisoryx_refsource_SECUNIA
support.avaya.comhttp://support.avaya.com/elmodocs2/security/ASA-2007-424.htmx_refsource_CONFIRM
issues.rpath.comhttps://issues.rpath.com/browse/RPL-1751x_refsource_CONFIRM
secunia.com26811http://secunia.com/advisories/26811third-party-advisoryx_refsource_SECUNIA
oval.cisecurity.orgoval:org.mitre.oval:def:11159https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11159vdb-entrysignaturex_refsource_OVAL
secunia.com27053http://secunia.com/advisories/27053third-party-advisoryx_refsource_SECUNIA
secunia.com27996http://secunia.com/advisories/27996third-party-advisoryx_refsource_SECUNIA
secunia.com27275http://secunia.com/advisories/27275third-party-advisoryx_refsource_SECUNIA
secunia.com27382http://secunia.com/advisories/27382third-party-advisoryx_refsource_SECUNIA
secunia.com26857http://secunia.com/advisories/26857third-party-advisoryx_refsource_SECUNIA
trolltech.comhttp://trolltech.com/company/newsroom/announcements/press.2007-09-03.7564032119x_refsource_CONFIRM
secunia.com26778http://secunia.com/advisories/26778third-party-advisoryx_refsource_SECUNIA
bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=269001x_refsource_MISC
secunia.com26882http://secunia.com/advisories/26882third-party-advisoryx_refsource_SECUNIA
secunia.com26987http://secunia.com/advisories/26987third-party-advisoryx_refsource_SECUNIA
security.gentoo.orgGLSA-200710-28http://security.gentoo.org/glsa/glsa-200710-28.xmlvendor-advisoryx_refsource_GENTOO
www.vupen.comADV-2007-3144http://www.vupen.com/english/advisories/2007/3144vdb-entryx_refsource_VUPEN
patches.sgi.com20070901-01-Pftp://patches.sgi.com/support/free/security/advisories/20070901-01-P.ascvendor-advisoryx_refsource_SGI
dist.trolltech.comhttp://dist.trolltech.com/developer/download/175791_4.diffx_refsource_MISC
osvdb.org39384http://osvdb.org/39384vdb-entryx_refsource_OSVDB
secunia.com26804http://secunia.com/advisories/26804third-party-advisoryx_refsource_SECUNIA
secunia.com26782http://secunia.com/advisories/26782third-party-advisoryx_refsource_SECUNIA
dist.trolltech.comhttp://dist.trolltech.com/developer/download/175791_3.diffx_refsource_MISC
fedoranews.orgFEDORA-2007-703http://fedoranews.org/updates/FEDORA-2007-703.shtmlvendor-advisoryx_refsource_FEDORA
fedoranews.orgFEDORA-2007-2216http://fedoranews.org/updates/FEDORA-2007-221.shtmlvendor-advisoryx_refsource_FEDORA
security.gentoo.orgGLSA-200712-08http://security.gentoo.org/glsa/glsa-200712-08.xmlvendor-advisoryx_refsource_GENTOO
secunia.com28021http://secunia.com/advisories/28021third-party-advisoryx_refsource_SECUNIA
www.redhat.comRHSA-2007:0883http://www.redhat.com/support/errata/RHSA-2007-0883.htmlvendor-advisoryx_refsource_REDHAT
securitytracker.com1018688http://securitytracker.com/id?1018688vdb-entryx_refsource_SECTRACK
www.securityfocus.com20071004 FLEA-2007-0059-1 qt qt-toolshttp://www.securityfocus.com/archive/1/481498/100/0/threadedmailing-listx_refsource_BUGTRAQ
www.ubuntu.comUSN-513-1http://www.ubuntu.com/usn/usn-513-1vendor-advisoryx_refsource_UBUNTU
www.securityfocus.com25657http://www.securityfocus.com/bid/25657vdb-entryx_refsource_BID
www.debian.orgDSA-1426http://www.debian.org/security/2007/dsa-1426vendor-advisoryx_refsource_DEBIAN