Kernel crash via invalid power-domain detach
Published Dec 27, 2024 · Updated May 11, 2026
NULL pointer dereference in Linux 6.8 through 6.12.3 allows local users to crash the kernel during Qualcomm CAMSS probing. The camss_probe error path calls dev_pm_domain_detach() with a NULL or error pointer after power-domain configuration fails. The fault requires the CAMSS driver to probe before its power domains are registered, such as when the platform CAMCC driver is absent, and the resulting kernel NULL dereference interrupts the system.
Summary
What happened
NULL pointer dereference in Linux 6.8 through 6.12.3 allows local users to crash the kernel during Qualcomm CAMSS probing. The camss_probe error path calls dev_pm_domain_detach() with a NULL or error pointer after power-domain configuration fails. The fault requires the CAMSS driver to probe before its power domains are registered, such as when the platform CAMCC driver is absent, and the resulting kernel NULL dereference interrupts the system.
The record
- CVE
- CVE-2024-56580
- Published
- Dec 27, 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
- Dec 27, 2024CVE 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=23aa4f0cd3273b269560a9236c48b43a3982ac13 <4f45d65b781499d2a79eca12155532739c876aa2
- Affected versionversion=23aa4f0cd3273b269560a9236c48b43a3982ac13 <c98586d8d01c9e860e7acc3807c2afeb1dc14e8a
- Affected versionversion=6.8
What conditions does exploitation require?
What is affected?
Attacks
What attackers are doing with it
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Weakness, pattern, technique
Public exploit references
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Your stack
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Your stack
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