CVE-2008-2317

Severity: critical (CVSS 9.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 7.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2008-07-14 · updated 2026-06-16
Weakness: CWE-399

Description

WebCore in Apple Safari does not properly perform garbage collection of JavaScript document elements, which allows remote attackers to execute arbitrary code or cause a denial of service (heap corruption and application crash) via a reference to the ownerNode property of a copied CSSStyleSheet object of a STYLE element, as originally demonstrated on Apple iPhone before 2.0 and iPod touch before 2.0, a different vulnerability than CVE-2008-1590.

Affected products

Apple Safari: all versions

References

http://lists.apple.com/archives/security-announce//2008/Nov/msg00001.html
http://lists.apple.com/archives/security-announce/2008//Jul/msg00001.html
http://secunia.com/advisories/31074
http://secunia.com/advisories/32706
http://support.apple.com/kb/HT3298
http://www.securityfocus.com/archive/1/494777/100/0/threaded
http://www.securityfocus.com/bid/30186
http://www.vupen.com/english/advisories/2008/2094/references
http://www.zerodayinitiative.com/advisories/ZDI-08-045/
https://exchange.xforce.ibmcloud.com/vulnerabilities/43737
http://lists.apple.com/archives/security-announce//2008/Nov/msg00001.html
http://lists.apple.com/archives/security-announce/2008//Jul/msg00001.html

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