CVE-2008-1026

Severity: medium (CVSS 6.8 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 4.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2008-04-17 · updated 2026-06-16
Weakness: CWE-119

Description

Integer overflow in the PCRE regular expression compiler (JavaScriptCore/pcre/pcre_compile.cpp) in Apple WebKit, as used in Safari before 3.1.1, allows remote attackers to execute arbitrary code via a regular expression with large, nested repetition counts, which triggers a heap-based buffer overflow.

Affected products

Apple Safari: 3, 3.1

References

http://lists.apple.com/archives/security-announce/2008//Jul/msg00001.html
http://lists.apple.com/archives/security-announce/2008/Apr/msg00001.html
http://secunia.com/advisories/29846
http://secunia.com/advisories/31074
http://securityreason.com/securityalert/3815
http://support.apple.com/kb/HT1467
http://www.securityfocus.com/archive/1/490990/100/0/threaded
http://www.securityfocus.com/bid/28815
http://www.securitytracker.com/id?1019870
http://www.vupen.com/english/advisories/2008/1250/references
http://www.vupen.com/english/advisories/2008/2094/references
http://www.zerodayinitiative.com/advisories/ZDI-08-022

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