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    CVE-2011-0216

    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.

    Published:Jul 20, 2011
    Last Modified:Apr 11, 2025
    EPS:Jul 21, 2011
    EPSS Score:0.01308
    CVSS Score:9.3

    Affected Products

    Vendor
    Apple
    Product
    Safari
    Vendor
    Microsoft
    Product
    Windows 7
    Vendor
    Microsoft
    Product
    Windows Vista
    Vendor
    Microsoft
    Product
    Windows Xp
    Vendor
    Redhat
    Product
    Enterprise Linux

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-122 Heap-based Buffer Overflow

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-92 Forced Integer Overflow

    Related CVEs

    CVE-2026-43670 (CVSS 8.8) — A Content Security Policy bypass was addressed with improved enforcement in AudioWorklet contexts. This issue …
    CVE-2026-65331 (CVSS 4.3) — This issue was addressed through improved state management. This issue is fixed in Safari 26.6.1, iOS 18.7.10 …
    CVE-2026-43794 (CVSS 8.8) — A memory corruption issue was addressed with improved memory handling. This issue is fixed in Safari 26.6.1, i…
    CVE-2026-65351 (CVSS 4.3) — This issue was addressed through improved state management. This issue is fixed in Safari 26.6.1, iOS 26.6.1 a…
    CVE-2026-64782 (CVSS 3.1) — A memory corruption vulnerability was addressed with improved locking. This issue is fixed in Safari 26.6.1, i…
    CVE-2026-43795 (CVSS 4.3) — The issue was addressed with improved memory handling. This issue is fixed in Safari 26.6.1, iOS 18.7.10 and i…
    CVE-2026-65340 (CVSS 4.3) — This issue was addressed through improved state management. This issue is fixed in Safari 26.6.1, iOS 18.7.10 …
    CVE-2026-65337 (CVSS 4.3) — This issue was addressed through improved state management. This issue is fixed in Safari 26.6.1, iOS 18.7.10 …
    CVE-2026-64784 (CVSS 4.3) — An out-of-bounds access issue was addressed with improved bounds checking. This issue is fixed in Safari 26.6.…
    CVE-2026-65341 (CVSS 5.4) — The issue was addressed with improved memory handling. This issue is fixed in Safari 26.6.1, iOS 18.7.10 and i…

    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
    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

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High