Unrated severityNVD Advisory· Published Oct 5, 2007· Updated Apr 23, 2026
CVE-2007-4990
CVE-2007-4990
Description
The swap_char2b function in X.Org X Font Server (xfs) before 1.0.5 allows context-dependent attackers to execute arbitrary code via (1) QueryXBitmaps and (2) QueryXExtents protocol requests with crafted size values that specify an arbitrary number of bytes to be swapped on the heap, which triggers heap corruption.
Affected products
1Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
38- bugs.freedesktop.org/show_bug.cginvd
- bugs.gentoo.org/show_bug.cginvd
- docs.info.apple.com/article.htmlnvd
- h20000.www2.hp.com/bizsupport/TechSupport/Document.jspnvd
- labs.idefense.com/intelligence/vulnerabilities/display.phpnvd
- lists.apple.com/archives/security-announce/2008/Mar/msg00001.htmlnvd
- lists.freedesktop.org/archives/xorg-announce/2007-October/000416.htmlnvd
- secunia.com/advisories/27040nvd
- secunia.com/advisories/27052nvd
- secunia.com/advisories/27060nvd
- secunia.com/advisories/27176nvd
- secunia.com/advisories/27228nvd
- secunia.com/advisories/27240nvd
- secunia.com/advisories/27560nvd
- secunia.com/advisories/28004nvd
- secunia.com/advisories/28514nvd
- secunia.com/advisories/28536nvd
- secunia.com/advisories/28542nvd
- secunia.com/advisories/29420nvd
- security.gentoo.org/glsa/glsa-200710-11.xmlnvd
- sunsolve.sun.com/search/document.donvd
- sunsolve.sun.com/search/document.donvd
- www.mandriva.com/security/advisoriesnvd
- www.novell.com/linux/security/advisories/2007_54_xorg.htmlnvd
- www.redhat.com/support/errata/RHSA-2008-0029.htmlnvd
- www.redhat.com/support/errata/RHSA-2008-0030.htmlnvd
- www.securityfocus.com/archive/1/481432/100/0/threadednvd
- www.securityfocus.com/bid/25898nvd
- www.securitytracker.com/idnvd
- www.vupen.com/english/advisories/2007/3337nvd
- www.vupen.com/english/advisories/2007/3338nvd
- www.vupen.com/english/advisories/2007/3467nvd
- www.vupen.com/english/advisories/2008/0149nvd
- www.vupen.com/english/advisories/2008/0924/referencesnvd
- exchange.xforce.ibmcloud.com/vulnerabilities/36920nvd
- issues.rpath.com/browse/RPL-1756nvd
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11599nvd
- www.redhat.com/archives/fedora-package-announce/2007-December/msg00352.htmlnvd
News mentions
0No linked articles in our index yet.