by Kastro CVE-2022-48789
Linux Linux — nvme-tcp: fix possible use-after-free in transport error_recovery work
Description · from the CVE record
In the Linux kernel, the following vulnerability has been resolved: nvme-tcp: fix possible use-after-free in transport error_recovery work While nvme_tcp_submit_async_event_work is checking the ctrl and queue state before preparing the AER command and scheduling io_work, in order to fully prevent a race where this check is not reliable the error recovery work must flush async_event_work before continuing to destroy the admin queue after setting the ctrl state to RESETTING such that there is no race .submit_async_event and the error recovery handler itself changing the ctrl state.
Affected
ProductAffectedFixed inSource
Linux3f2304f8c6d6ed97849057bd16fee99e434ca796 – < 61a26ffd5ad3ece456d74c4c79f7b5e3f440a14161a26ffd5ad3ece456d74c4c79f7b5e3f440a141CNA
Linux3f2304f8c6d6ed97849057bd16fee99e434ca796 – < e192184cf8bce8dd55d619f5611a2eaba996fa05e192184cf8bce8dd55d619f5611a2eaba996fa05CNA
Linux3f2304f8c6d6ed97849057bd16fee99e434ca796 – < 5e42fca37ccc76f39f73732661bd47254cad59825e42fca37ccc76f39f73732661bd47254cad5982CNA
Linux3f2304f8c6d6ed97849057bd16fee99e434ca796 – < bb0d8fb35c4ff00a503c2c4dca4cce8d102a21c4bb0d8fb35c4ff00a503c2c4dca4cce8d102a21c4CNA
Linux3f2304f8c6d6ed97849057bd16fee99e434ca796 – < ff9fc7ebf5c06de1ef72a69f9b1ab40af8b07f9eff9fc7ebf5c06de1ef72a69f9b1ab40af8b07f9eCNA
Linux5.05.4.181CNA
Scores by source
Linux (CNA)9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: partial