Off-by-one error in the CoreFoundation framework in Apple Mac OS X before 10.6.8 allows context-dependent attackers to execute arbitrary code or cause a denial of service (application crash) via a CFString object that triggers a buffer overflow.
http://lists.apple.com/archives/security-announce/2011//Jul/msg00002.html
http://lists.apple.com/archives/security-announce/2011//Jun/msg00000.html
Published: 2011-06-24
Base Score: 7.5
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P
Severity: High