What’s Vulnerable › Vulnerabilities

CVE-2010-3257

• Severity: critical (CVSS 9.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2010-09-07 · updated 2026-06-16
• Weakness: CWE-416

Description

Use-after-free vulnerability in WebKit, as used in Apple Safari before 4.1.3 and 5.0.x before 5.0.3, Google Chrome before 6.0.472.53, and webkitgtk before 1.2.6, allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via vectors involving element focus.

Affected products

• Apple Iphone Os: before 4.2 — fixed in 4.2
• Apple Safari: before 4.1.3; from 5.0 before 5.0.3 — fixed in 4.1.3, 5.0.3
• Canonical Ubuntu Linux: 9.10, 10.04, 10.10
• Google Chrome: before 6.0.472.53 — fixed in 6.0.472.53
• Webkit: before 1.2.6 — fixed in 1.2.6

How to fix

Upgrade to a fixed version: Apple Iphone Os 4.2; Apple Safari 4.1.3, 5.0.3; Google Chrome 6.0.472.53; Webkit 1.2.6. Check the vendor advisory for mitigations.

References

• http://code.google.com/p/chromium/issues/detail?id=52443
• http://googlechromereleases.blogspot.com/2010/09/stable-and-beta-channel-updates.html
• http://lists.apple.com/archives/security-announce/2010//Nov/msg00002.html
• http://lists.apple.com/archives/security-announce/2010//Nov/msg00003.html
• http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00006.html
• http://secunia.com/advisories/41856
• http://secunia.com/advisories/42314
• http://secunia.com/advisories/43068
• http://secunia.com/advisories/43086
• http://support.apple.com/kb/HT4455
• http://support.apple.com/kb/HT4456
• http://www.mandriva.com/security/advisories?name=MDVSA-2011:039

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