CVE-2026-93801
smb/client: zero-initialize stack-allocated cifs_open_info_data
CVSS Score
7.0
EPSS Score
0.0%
EPSS Percentile
0th
In the Linux kernel, the following vulnerability has been resolved: smb/client: zero-initialize stack-allocated cifs_open_info_data Stack-allocated cifs_open_info_data may contain random data. This can make some fields have wrong value if they are not set later.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Sep 24, 2026 |
| Last Updated | Oct 21, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
Linux / Linux
436cfdbc57d98808fce427d9a8d97691374989b3 < 2c5db82778f560121efda9e052e2f19c2d807c1b fc2f2011d3d84b56f536b4a25a4bb2fa1b13d520 < 74ff47e6c4213fcfeba2de448d9cbda200507d22 057ac50638bcece64b3b436d3a61b70ed6c01a34 < 22532dd88694ed20bdd47523ffa709f166ce776b 057ac50638bcece64b3b436d3a61b70ed6c01a34 < 8fce4cf4369c766a3293a05419500cbfde72e60d 83d3bc866530a36a465b47cce4d2a9def2411960 6.6.113 < 6.6.160 6.12.54 < 6.12.111 6.17.4 < 6.18
Linux / Linux
6.18
References
git.kernel.org: https://git.kernel.org/stable/c/2c5db82778f560121efda9e052e2f19c2d807c1b git.kernel.org: https://git.kernel.org/stable/c/74ff47e6c4213fcfeba2de448d9cbda200507d22 git.kernel.org: https://git.kernel.org/stable/c/22532dd88694ed20bdd47523ffa709f166ce776b git.kernel.org: https://git.kernel.org/stable/c/8fce4cf4369c766a3293a05419500cbfde72e60d