# CVE-2023-52755: linux: In the Linux kernel, the following vulnerability has been resolved:  ksmbd: fix slab out of bounds write in smb_inher...

CVE-2023-52755 is fixed in linux on 1 platform, first by DEBIAN-CVE-2023-52755, released May 21, 2024. It is not reported as exploited. Patch Radar priority: Urgent.

- Web page: https://patchblox.com/security/cve/CVE-2023-52755
- Priority: Urgent
- CVSS: 9.8 (critical)
- EPSS: 0.2813
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: May 21, 2024

## Description

In the Linux kernel, the following vulnerability has been resolved:  ksmbd: fix slab out of bounds write in smb_inherit_dacl()  slab out-of-bounds write is caused by that offsets is bigger than pntsd allocation size. This patch add the check to validate 3 offsets using allocation size.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | linux Debian 12.15 (bookworm) | 6.1.64-1 | [DEBIAN-CVE-2023-52755](https://patchblox.com/security/data/fix/linux/debian-cve-2023-52755.md) | May 21, 2024 |
| Linux | linux Debian 13.5 (trixie) | 6.6.8-1 | [DEBIAN-CVE-2023-52755](https://patchblox.com/security/data/fix/linux/debian-cve-2023-52755.md) | May 21, 2024 |
| Linux | linux Debian 14 | 6.6.8-1 | [DEBIAN-CVE-2023-52755](https://patchblox.com/security/data/fix/linux/debian-cve-2023-52755.md) | May 21, 2024 |

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Data as of 2026-11-09T13:31:49Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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