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CVE-2023-54203

🗓️ 30 Dec 2025 12:09:07Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 18 Views

Fix slab-out-of-bounds in init_smb2_rsp_hdr when handling smb1 negotiate to avoid kernel memory corruption.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
astralinux
AstraLinux
Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15
20 May 202605:53
astralinux
cnnvd
CNNVD
Linux kernel 安全漏洞
30 Dec 202500:00
cnnvd
cvelist
Cvelist
CVE-2023-54203 ksmbd: fix slab-out-of-bounds in init_smb2_rsp_hdr
30 Dec 202512:09
cvelist
debiancve
Debian CVE
CVE-2023-54203
30 Dec 202512:09
debiancve
euvd
EUVD
EUVD-2023-60438
30 Dec 202515:30
euvd
nvd
NVD
CVE-2023-54203
30 Dec 202513:16
nvd
osv
OSV
BELL-CVE-2023-54203 CVE-2023-54203 does not affect BellSoft software
7 Jan 202606:07
osv
osv
OSV
UBUNTU-CVE-2023-54203
30 Dec 202513:16
osv
ptsecurity
Positive Technologies
PT-2025-54032
30 Dec 202500:00
ptsecurity
redhatcve
RedhatCVE
CVE-2023-54203
31 Dec 202503:17
redhatcve
Rows per page
Vulners
CNA
Node
OR
linuxlinux_kernelRange5.15.1055.15.145
linuxlinux_kernelRange6.1.226.1.24
linuxlinux_kernelRange6.2.96.2.11
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/ksmbd/server.c",
      "fs/ksmbd/smb2pdu.c",
      "fs/ksmbd/smb_common.c",
      "fs/ksmbd/smb_common.h"
    ],
    "versions": [
      {
        "version": "51a8534c0f35c0401e45f1055f914729cad98bf9",
        "lessThan": "921536046bd165efeb07beef5630aff35cd6a489",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "0b3ec5671ac06829ccebdaeec05acedfec327f42",
        "lessThan": "a8334a0c535d0f0b4d64926c8fe0922ed98f7d43",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "cc32cd98a0aee4cc3eb611cbce11795b1aaa738a",
        "lessThan": "99a51c673b1d2d0b5a972353401b77612d9cc713",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "39b291b86b5988bf8753c3874d5c773399d09b96",
        "lessThan": "dc8289f912387c3bcfbc5d2db29c8947fa207c11",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/ksmbd/server.c",
      "fs/ksmbd/smb2pdu.c",
      "fs/ksmbd/smb_common.c",
      "fs/ksmbd/smb_common.h"
    ],
    "versions": [
      {
        "version": "5.15.105",
        "lessThan": "5.15.145",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.1.22",
        "lessThan": "6.1.24",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.2.9",
        "lessThan": "6.2.11",
        "status": "affected",
        "versionType": "semver"
      }
    ]
  }
]

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05 Aug 2026 09:18Current
6.2Medium risk
Vulners AI Score6.2
CVSS 3.19.1
EPSS0.00475
18