smb/server: fix tree connection leak in smb2_tree_connect()
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Fix
- Fixed in 5.16, 6.2, 6.6.160, 6.18.57, 7.2.6
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
Summary
In the Linux kernel, the following vulnerability has been resolved: smb/server: fix tree connection leak in smb2_tree_connect() See the procedure below: smb2_tree_connect ksmbd_tree_conn_connect xa_store(&sess->tree_conns, tree_conn->id, tree_conn) ksmbd_counter_inc(KSMBD_COUNTER_TREE_CONNS) ksmbd_share_tree_conn_inc(sc) ksmbd_iov_pin_rsp // fail status.ret = KSMBD_TREE_CONN_STATUS_NOMEM // do not disconnect tree_conn Disconnect the new tree connection if ksmbd_iov_pin_rsp() fails.
Timeline
- CVE published
- Record last updated
Affected versions
- Linux Linux
From e2b76ab8b5c9327ab2dae6da05d0752eb2f4771d · fixed in fa0c45986fc60b3edfb35879f2fb0eacc0e49e98; From e2b76ab8b5c9327ab2dae6da05d0752eb2f4771d · fixed in fea9c705bbc618ba6426424c9f8330555820c9ec; From e2b76ab8b5c9327ab2dae6da05d0752eb2f4771d · fixed in a6c88e5e3a75f1e4a98ad4bc4037465ccd7925bc; From e2b76ab8b5c9327ab2dae6da05d0752eb2f4771d · fixed in 39f2032096715daae5f6fd0f587ca7a474b019df; From 5.15.145 · fixed in 5.16; From 6.1.71 · fixed in 6.2
- Linux Linux
6.6
- KernelLinux
From 6.6.0 · fixed in 6.6.160; From 6.7.0 · fixed in 6.18.57; From 6.19.0 · fixed in 7.2.6