The swap_char2b function in X.Org X Font Server (xfs) before...
Vulnerability 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
Am I Vulnerable?
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Credits & Attribution
No credits recorded in the NVD database.
References
- http://www.novell.com/linux/security/advisories/2007_54_xorg.html
- http://www.securitytracker.com/id?1018763
- http://secunia.com/advisories/28542
- http://sunsolve.sun.com/search/document.do?assetkey=1-66-200642-1
- https://www.redhat.com/archives/fedora-package-announce/2007-December/msg00352.html
- http://www.securityfocus.com/archive/1/481432/100/0/threaded
- http://bugs.freedesktop.org/show_bug.cgi?id=12299
- http://secunia.com/advisories/28514
- http://secunia.com/advisories/27052
- http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=602
- http://secunia.com/advisories/27060
- http://www.vupen.com/english/advisories/2008/0924/references
- http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c01323725
- http://lists.freedesktop.org/archives/xorg-announce/2007-October/000416.html
- http://www.redhat.com/support/errata/RHSA-2008-0029.html
- http://secunia.com/advisories/28004
- http://secunia.com/advisories/27240
- https://issues.rpath.com/browse/RPL-1756
- http://secunia.com/advisories/29420
- http://secunia.com/advisories/27040
- http://lists.apple.com/archives/security-announce/2008/Mar/msg00001.html
- http://secunia.com/advisories/27176
- http://security.gentoo.org/glsa/glsa-200710-11.xml
- http://secunia.com/advisories/27228
- http://www.vupen.com/english/advisories/2007/3467
- http://www.redhat.com/support/errata/RHSA-2008-0030.html
- http://sunsolve.sun.com/search/document.do?assetkey=1-26-103114-1
- http://www.vupen.com/english/advisories/2008/0149
- http://www.mandriva.com/security/advisories?name=MDKSA-2007:210
- http://www.securityfocus.com/bid/25898
- http://bugs.gentoo.org/show_bug.cgi?id=194606
- http://www.vupen.com/english/advisories/2007/3338
- http://secunia.com/advisories/27560
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11599
- http://docs.info.apple.com/article.html?artnum=307562
- http://www.vupen.com/english/advisories/2007/3337
- https://exchange.xforce.ibmcloud.com/vulnerabilities/36920
- http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c01323725
- http://secunia.com/advisories/28536
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Timeline
CVSS Vectors
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.