CVE-2010-3257: apple iphone_os Use After Free

Vulnerability summary

CVE-2010-3257 is a high (CVSS 9.3) Use After Free vulnerability in apple iphone_os. EPSS estimates a 3.31% chance of exploitation in the next 30 days, higher than 88.3% of scored vulnerabilities.

Timeline

1. 07-09-2010
   PublishedVulnerability first disclosed.
2. 07-08-2024
   Last modifiedVulnerability information updated.

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.

• CWE-416Use After FreeThe product reuses or references memory after it has been freed. At some point afterward, the memory may be allocated again and saved in another pointer, while the original pointer references a location somewhere within the new allocation. Any operations using the original pointer are no longer valid because the memory "belongs" to the code that operates on the new pointer.