hfs/hfsplus: avoid WARN_ON() for sanity check, use proper error handling
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA.
Summary
In the Linux kernel, the following vulnerability has been resolved: hfs/hfsplus: avoid WARN_ON() for sanity check, use proper error handling Commit 55d1cbbbb29e ("hfs/hfsplus: use WARN_ON for sanity check") fixed a build warning by turning a comment into a WARN_ON(), but it turns out that syzbot then complains because it can trigger said warning with a corrupted hfs image. The warning actually does warn about a bad situation, but we are much better off just handling it as the error it is. So rather than warn about us doing bad things, stop doing the bad things and return -EIO. While at it, also fix a memory leak that was introduced by an earlier fix for a similar syzbot warning situation, and add a check for one case that historically wasn't handled at all (ie neither comment nor subsequent WARN_ON).
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
Remediation
- Fix · CNA Linux (Linux) Fixed in 4.10
- Fix · CNA Linux (Linux) Fixed in 6.0.19, 6.1.5, 6.2
Vendor assessments
Red Hat
Red Hat rating: Important. Red Hat's page for this CVE →
Not affected: 5 products
- Red Hat Enterprise Linux 10
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 9
Timeline
- 2026-10-02 Threatist record created from CVE-2023-54130
- 2026-10-03 Alias added: GHSA-2f2v-fxm5-25rj
References
Other 8
- https://git.kernel.org/stable/c/cc2164ada548addfa8ee215196661c3afe0c5154
- https://git.kernel.org/stable/c/82725be426bce0a425cc5e26fbad61ffd29cff03
- https://git.kernel.org/stable/c/da23752d9660ba7a8ca6c5768fd8776f67f59ee7
- https://git.kernel.org/stable/c/be01f35efa876eb81cebab2cb0add068b7280ef4
- https://git.kernel.org/stable/c/f10defb0be6ac42fb6a97b45920d32da6bd6fde8
- https://git.kernel.org/stable/c/90e019006644dad35862cb4aa270f561b0732066
- https://git.kernel.org/stable/c/45917be9f0af339a45b4619f31c902d37b8aed59
- https://git.kernel.org/stable/c/cb7a95af78d29442b8294683eca4897544b8ef46
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Sources
- CVE-2023-54130 · CVE Program
- CVE-2023-54130 · NVD
- FIRST EPSS
- GHSA-2f2v-fxm5-25rj · GitHub Advisory Database · CC BY 4.0
- CVE-2023-54130 · Red Hat security data · CC BY 4.0
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