# CVE-2023-52441: linux: In the Linux kernel, the following vulnerability has been resolved:  ksmbd: fix out of bounds in init_smb2_rsp_hdr()...

CVE-2023-52441 is fixed in linux on 1 platform, first by DEBIAN-CVE-2023-52441, released February 21, 2024. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2023-52441
- Priority: High
- CVSS: 7.8 (high)
- EPSS: 0.0068
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Feb 21, 2024

## Description

In the Linux kernel, the following vulnerability has been resolved:  ksmbd: fix out of bounds in init_smb2_rsp_hdr()  If client send smb2 negotiate request and then send smb1 negotiate request, init_smb2_rsp_hdr is called for smb1 negotiate request since need_neg is set to false. This patch ignore smb1 packets after ->need_neg is set to false.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | linux Debian 12.15 (bookworm) | 6.1.55-1 | [DEBIAN-CVE-2023-52441](https://patchblox.com/security/data/fix/linux/debian-cve-2023-52441.md) | Feb 21, 2024 |
| Linux | linux Debian 13.5 (trixie) | 6.5.3-1 | [DEBIAN-CVE-2023-52441](https://patchblox.com/security/data/fix/linux/debian-cve-2023-52441.md) | Feb 21, 2024 |
| Linux | linux Debian 14 | 6.5.3-1 | [DEBIAN-CVE-2023-52441](https://patchblox.com/security/data/fix/linux/debian-cve-2023-52441.md) | Feb 21, 2024 |

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