Description
In the Linux kernel, the following vulnerability has been resolved: ksmbd: prevent rename with empty string Client can send empty newname string to ksmbd server. It will cause a kernel oops from d_alloc. This patch return the error when attempting to rename a file or directory with an empty new name string.
Affected products
linux: linux kernel
References5
- git.kernel.org/stable/c/53e3e5babc0963a92d856a5ec0ce92c59f54bc12 Patch
- git.kernel.org/stable/c/6ee551672c8cf36108b0cfba92ec0c7c28ac3439 Patch
- git.kernel.org/stable/c/c57301e332cc413fe0a7294a90725f4e21e9549d Patch
- git.kernel.org/stable/c/d7f2c00acb1ef64304fd40ac507e9213ff1d9b5c Patch
- git.kernel.org/stable/c/35e2964e93d95185d2db0c0ffd9959d0197b3956
Metrics
- CVSS 3.1
-
5.5
MEDIUM
Score source: NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - EPSS — exploit probability
- 0% percentile: 32 · as of 7 November 2026
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.