CVE-2025-21955High· 8.8▾ TwilightIn the Linux kernel, the following vulnerability has been resolved: ksmbd: prevent connection release during oplock break notification ksmbd_work could be freed when after connection release. Increment r_count of ksmbd_conn to indicate…
▾ Twilight zone — High severity, or a signal on a lesser flaw
impact 48.4 · likelihood 0.1 · exploitation 0
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Exploit-prediction probability, daily snapshots since Nov 3.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via CVEORG
Last analysed / modified upstream
0.5%
In the Linux kernel, the following vulnerability has been resolved:
ksmbd: prevent connection release during oplock break notification
ksmbd_work could be freed when after connection release. Increment r_count of ksmbd_conn to indicate that requests are not finished yet and to not release the connection.
Linux >= 0626e6641f6b467447c81dd7678a69c66f7746cf < 8e6508c7ecb1802909f294827eff38f301d0c937Linux >= 0626e6641f6b467447c81dd7678a69c66f7746cf < 09aeab68033161cb54f194da93e51a11aee6144bLinux >= 0626e6641f6b467447c81dd7678a69c66f7746cf < a4261bbc33fbf99b99c80aa3a2c5097611802980Linux >= 0626e6641f6b467447c81dd7678a69c66f7746cf < f17d1c63a76b0fe8e9c78023a86507a3a6d62cfaLinux >= 0626e6641f6b467447c81dd7678a69c66f7746cf < 3aa660c059240e0c795217182cf7df32909dd917Linux 5.15Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
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