CVE-2007-6429

Multiple integer overflows in X.Org Xserver before 1.4.1 allow context-dependent attackers to execute arbitrary code via (1) a GetVisualInfo request containing a 32-bit value that is improperly used to calculate an amount of memory for allocation by the EVI extension, or (2) a request containing values related to pixmap size that are improperly used in management of shared memory by the MIT-SHM extension.

• How can I get the fixes?
• What do statuses mean?

References

• MITRE
• NVD
• Launchpad
• Debian

Related Ubuntu Security Notices (USN)

• USN-571-1
• X.org vulnerabilities
• 18 January 2008

Other references

• https://bugs.freedesktop.org/attachment.cgi?id=13300 (testcase for 13519)
• https://bugs.freedesktop.org/attachment.cgi?id=13581 (patch for 13519)
• https://bugs.freedesktop.org/attachment.cgi?id=13178 (testcase for 13520)
• https://bugs.freedesktop.org/attachment.cgi?id=13099 (patch for 13520)
• https://www.cve.org/CVERecord?id=CVE-2007-6429