media: v4l2-core: Fix a potential resource leak in v4l2_fwnode_parse_link()
Key facts
- Attack vector
- —
- Privileges required
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- User interaction
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- Attack complexity
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- Impact type
- —
- Confidentiality · integrity · availability
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- Fix status
- Fixed
No CVSS vector from any source. Fix status from CNA.
Summary
In the Linux kernel, the following vulnerability has been resolved: media: v4l2-core: Fix a potential resource leak in v4l2_fwnode_parse_link() If fwnode_graph_get_remote_endpoint() fails, 'fwnode' is known to be NULL, so fwnode_handle_put() is a no-op. Release the reference taken from a previous fwnode_graph_get_port_parent() call instead. Also handle fwnode_graph_get_port_parent() failures. In order to fix these issues, add an error handling path to the function and the needed gotos.
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 4.19.295, 5.4.257, 5.10.195, 5.15.132, 6.1.53, 6.4.16, 6.5.3, 6.6
Vendor assessments
Red Hat
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-2023-54183
- 2026-10-03 Alias added: GHSA-3jcf-h7p4-qqm8
References
Other 8
- https://git.kernel.org/stable/c/2342942331e1f034ff58f293e10d0d9b7581601f
- https://git.kernel.org/stable/c/4bc5ffaf8ac4f3e7a1fcd10a0a0e7b022b694877
- https://git.kernel.org/stable/c/d8a8f75fce049bdb3144b607deefe51e996b9660
- https://git.kernel.org/stable/c/caf058833b6f3fe7beabf738110f79bb987c8fff
- https://git.kernel.org/stable/c/25afb3e03bf8ab02567af4b6ffbfd6250a91a9f8
- https://git.kernel.org/stable/c/ed1696f7f92e8404940d51dec80a123aa18163a8
- https://git.kernel.org/stable/c/e8a1cd87bb9fa3149ee112ecb8058908dc9b520e
- https://git.kernel.org/stable/c/d7b13edd4cb4bfa335b6008ab867ac28582d3e5c
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Sources
- CVE-2023-54183 · CVE Program
- CVE-2023-54183 · NVD
- FIRST EPSS
- GHSA-3jcf-h7p4-qqm8 · GitHub Advisory Database · CC BY 4.0
- CVE-2023-54183 · Red Hat security data · CC BY 4.0
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