Kernel memory disclosure via uninitialized scan padding
Published Jan 19, 2025 · Updated May 11, 2026
Information disclosure in Linux 6.11 through 6.12.9 and 6.13-rc1 through 6.13-rc6 lets local users read kernel memory via IIO. The TI ADS1119 triggered-buffer handler copies a local scan structure to userspace without initializing padding between its sample and timestamp fields. Reachability requires the TI ADS1119 driver, an attached ADC, and permission to configure and read its IIO buffer; the disclosed bytes occupy the structure hole.
Summary
What happened
Information disclosure in Linux 6.11 through 6.12.9 and 6.13-rc1 through 6.13-rc6 lets local users read kernel memory via IIO. The TI ADS1119 triggered-buffer handler copies a local scan structure to userspace without initializing padding between its sample and timestamp fields. Reachability requires the TI ADS1119 driver, an attached ADC, and permission to configure and read its IIO buffer; the disclosed bytes occupy the structure hole.
The record
- CVE
- CVE-2024-57905
- Published
- Jan 19, 2025
- Updated
- May 11, 2026
- Vendor
- The Linux Kernel Organization
- Product
- Linux
- Classifications
- CWE-908, T1005
- Attack vector
- local
- Privileges
- authenticated
Timeline
How it unfolded
- Jan 19, 2025CVE publishedPublication date reported by the CVE source.
- May 11, 2026Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
Compare these published version ranges with your installed build and any vendor patches.
- Affected versionversion=6.11
- Affected versionversion=a9306887eba41c5fe7232727a8147da3d3c4f83c <2f1687cca911a2f294313c762e0646cd9e7be8cc
- Affected versionversion=a9306887eba41c5fe7232727a8147da3d3c4f83c <75f339d3ecd38cb1ce05357d647189d4a7f7ed08
What conditions does exploitation require?
What is affected?
Published CVSS scores
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Attacks
What attackers are doing with it
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Public exploit references
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Technologies
Your stack
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Your stack
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