CVE-2026-90135 in Linux
要約
〜によって MITRE • 2026年09月17日
In the Linux kernel, the following vulnerability has been resolved:
net: add missing ref_tracker_dir_exit() to alloc_netdev_mqs()
sashiko is reporting that trying to read /sys/kernel/debug/ref_tracker/* causes use-afer-free crash when either alloc_percpu() or dev_addr_init() in alloc_netdev_mqs() failed, for commit 4d92b95ff2f9 ("net: add net device refcount tracker infrastructure") added ref_tracker_dir_exit() to only free_netdev() path.
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