Kernel crash via unchecked stolen-manager allocation result
Published Jul 29, 2024 · Updated May 11, 2026
NULL pointer dereference in the Linux kernel 6.8 xe graphics driver allows local users to crash the kernel during stolen-memory setup. xe_ttm_stolen_mgr_init dereferences the result of drmm_kzalloc without first checking whether the manager allocation returned NULL. Reachability requires the xe driver on supported Intel graphics hardware and an allocation failure during driver initialization; the bounded impact is a local service interruption.
Summary
What happened
NULL pointer dereference in the Linux kernel 6.8 xe graphics driver allows local users to crash the kernel during stolen-memory setup. xe_ttm_stolen_mgr_init dereferences the result of drmm_kzalloc without first checking whether the manager allocation returned NULL. Reachability requires the xe driver on supported Intel graphics hardware and an allocation failure during driver initialization; the bounded impact is a local service interruption.
The record
- CVE
- CVE-2024-42065
- Published
- Jul 29, 2024
- Updated
- May 11, 2026
- Vendor
- The Linux Kernel Organization
- Product
- Linux
- Classifications
- CWE-476, T1499.004
- Attack vector
- local
- Privileges
- authenticated
Timeline
How it unfolded
- Jul 29, 2024CVE publishedPublication date reported by the CVE source.
- May 11, 2026Record updatedLatest update available in the CVE record.
Exploitability
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Is a vulnerable build present?
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- Affected versionversion=6.8
- Affected versionversion=dd08ebf6c3525a7ea2186e636df064ea47281987 <a6eff8f9c7e844cb24ccb188ca24abcd59734e74
- Affected versionversion=dd08ebf6c3525a7ea2186e636df064ea47281987 <cc796a77985d6af75c9362cb2e73dce4ae3f97cd
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What is affected?
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Attacks
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Technologies
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Your stack
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