CVE-2025-39929
High
smb: client: fix smbdirect_recv_io leak in smbd_negotiate() error path
In the Linux kernel, the following vulnerability has been resolved: smb: client: fix smbdirect_recv_io leak in smbd_negotiate() error path During tests of another unrelated patch I was able to trigger this error: Objects remaining on __kmem_cache_shutdown()
Exploit probability
0.3%
Published
October 4, 2025
Required by
Not available
Last source change
August 12, 2026
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Open Source Vulnerabilities
CVE-2025-39929
View original source
In the Linux kernel, the following vulnerability has been resolved: smb: client: fix smbdirect_recv_io leak in smbd_negotiate() error path During tests of another unrelated patch I was able to trigger this error: Objects remaining on __kmem_cache_shutdown()
05 / REFERENCES
Further evidence
- https://cert-portal.siemens.com/productcert/html/ssa-082556.html
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- https://git.kernel.org/stable/c/0991418bf98f191d0c320bd25245fcffa1998c7e
- https://git.kernel.org/stable/c/3d7c075c878ac844e33c43e506c2fa27ac7e9689
- https://git.kernel.org/stable/c/5aa69aabcb275a8012265233c7694076ce1d9102
- https://git.kernel.org/stable/c/922338efaad63cfe30d459dfc59f9d69ff93ded4
- https://git.kernel.org/stable/c/aa4cf7615328eae44f3b4bf5f4fde3fb390c27c6
- https://git.kernel.org/stable/c/daac51c7032036a0ca5f1aa419ad1b0471d1c6e0
- https://git.kernel.org/stable/c/e7b7a93879558e77d950f1ff9a6f3daa385b33df
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/39xxx/CVE-2025-39929.json
- https://nvd.nist.gov/vuln/detail/CVE-2025-39929