pm/procfs: Add buffer size checking in power_find_best_match#7172
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sunghan-chang merged 1 commit intoSamsung:masterfrom Mar 13, 2026
Merged
pm/procfs: Add buffer size checking in power_find_best_match#7172sunghan-chang merged 1 commit intoSamsung:masterfrom
sunghan-chang merged 1 commit intoSamsung:masterfrom
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Move domain name length validation before strncpy to prevent stack buffer overflow when processing long domain path segments in procfs. Previously, the copy was performed before bounds checking, allowing paths with segments longer than CONFIG_PM_DOMAIN_NAME_SIZE to overflow the stack buffer. Co-authored-by: Cursor <cursoragent@cursor.com>
seokhun-eom24
approved these changes
Mar 3, 2026
sunghan-chang
approved these changes
Mar 13, 2026
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Move domain name length validation before strncpy to prevent stack buffer overflow when processing long domain path segments in procfs. Previously, the copy was performed before bounds checking, allowing paths with segments longer than CONFIG_PM_DOMAIN_NAME_SIZE to overflow the stack buffer.