CVE-2025-21988 | BDVDB-2026-273170 Detail

Description#

In the Linux kernel, the following vulnerability has been resolved: fs/netfs/read_collect: add to next->prev_donated If multiple subrequests donate data to the same "next" request (depending on the subrequest completion order), each of them would overwrite the `prev_donated` field, causing data corruption and a BUG() crash ("Can't donate prior to front").

Impact#

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Exploit#

History#

1. Version 12025-04-02Record published in the CVE List.
2. Version 22026-08-05Most recent update recorded in the CVE List.