CVE-2024-42292
kobject_uevent: Fix OOB access within zap_modalias_env()
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Description
In the Linux kernel, the following vulnerability has been resolved: kobject_uevent: Fix OOB access within zap_modalias_env() zap_modalias_env() wrongly calculates size of memory block to move, so will cause OOB memory access issue if variable MODALIAS is not the last one within its @env parameter, fixed by correcting size to memmove.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
- https://git.kernel.org/stable/c/57fe01d3d04276875c7e3a6dc763517fc05b8762
- https://git.kernel.org/stable/c/648d5490460d38436640da0812bf7f6351c150d2
- https://git.kernel.org/stable/c/68d63ace80b76395e7935687ecdb86421adc2168
- https://git.kernel.org/stable/c/81a15d28f32af01493ae8c5457e0d55314a4167d
- https://git.kernel.org/stable/c/b59a5e86a3934f1b6a5bd1368902dbc79bdecc90
References (11)
SSVC — Action Prioritization
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- NONE
- Availability
- HIGH
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