CVE-2023-53299

In the Linux kernel, the following vulnerability has been resolved: md/raid10: fix leak of 'r10bio->remaining' for recovery raid10_sync_request() will add 'r10bio->remaining' for both rdev and replacement rdev. However, if the read io fails, recovery_request_write() returns without issuing the write io, in this case, end_sync_request() is only called once and 'remaining' is leaked, cause an io hang. Fix the problem by decreasing 'remaining' according to if 'bio' and 'repl_bio' is valid.

• linux linux kernel (>= 3.3 < 4.14.315) • linux linux kernel (>= 4.15 < 4.19.283) • linux linux kernel (>= 4.20 < 5.4.243) • linux linux kernel (>= 5.5 < 5.10.180) • linux linux kernel (>= 5.11 < 5.15.111) • linux linux kernel (>= 5.16 < 6.1.28) • linux linux kernel (>= 6.2 < 6.2.15) • linux linux kernel (>= 6.3 < 6.3.2)