PT-2026-34961 · Linux+2 · Linux Kernel+2
CVE-2026-31609
·
Published
2026-04-12
·
Updated
2026-08-30
CVSS v2.0
10
Critical
| Vector | AV:N/AC:L/Au:N/C:C/I:C/A:C |
Name of the Vulnerable Software and Affected Versions
Linux kernel (affected versions not specified)
Description
A double-free issue exists in the SMB client. The function
smbd send batch flush() already invokes smbd free send io(), leading to a second call to smbd free send io() after smbd post send() moves an item to the batch list.Recommendations
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
Exploit
Double Free
Multiple Releases of Same Resource or Handle
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Related Identifiers
Affected Products
Linuxmint
Linux Kernel
Ubuntu