CVE-2011-0216

Severity: critical (CVSS 9.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 5.0% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2011-07-21 · updated 2026-06-16
Weakness: CWE-189

Description

Off-by-one error in libxml in Apple Safari before 5.0.6 allows remote attackers to execute arbitrary code or cause a denial of service (heap-based buffer overflow and application crash) via a crafted web site.

Affected products

Apple Safari: through 5.0.5; 1.0, 1.0-beta, 1.0-beta2, 1.0.0, 1.0.0b1, 1.0.0b2 (+59)

References

http://lists.apple.com/archives/Security-announce/2011//Oct/msg00001.html
http://lists.apple.com/archives/Security-announce/2011//Oct/msg00002.html
http://lists.apple.com/archives/security-announce/2011//Jul/msg00002.html
http://rhn.redhat.com/errata/RHSA-2013-0217.html
http://support.apple.com/kb/HT4808
http://support.apple.com/kb/HT4999
http://support.apple.com/kb/HT5001
http://www.debian.org/security/2012/dsa-2394
http://www.mandriva.com/security/advisories?name=MDVSA-2011:188
http://www.redhat.com/support/errata/RHSA-2011-1749.html
http://lists.apple.com/archives/Security-announce/2011//Oct/msg00001.html
http://lists.apple.com/archives/Security-announce/2011//Oct/msg00002.html

Get alerted when CVE-2011-0216 or the next vulnerability affects your stack