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CVE-2023-53561 net: wwan: iosm: fix NULL pointer dereference when removing device

🗓️ 04 Oct 2025 15:17:05Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 16 Views

Fix NULL pointer dereference in wireless network module removal during suspend resume; release resources on init failure and report link down.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/net/wwan/iosm/iosm_ipc_imem.c",
      "drivers/net/wwan/iosm/iosm_ipc_imem_ops.c",
      "drivers/net/wwan/iosm/iosm_ipc_imem_ops.h"
    ],
    "versions": [
      {
        "version": "3670970dd8c661c10c10c300d726f59428eaad32",
        "lessThan": "ee44bacf462db3ec6e4f0dcfa7931e768670d77c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3670970dd8c661c10c10c300d726f59428eaad32",
        "lessThan": "862c6e3e26735247d8a4df41fa2421909c3f4d63",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3670970dd8c661c10c10c300d726f59428eaad32",
        "lessThan": "60829145f1e2650b31ebe6a0ec70a9725b38fa2c",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/net/wwan/iosm/iosm_ipc_imem.c",
      "drivers/net/wwan/iosm/iosm_ipc_imem_ops.c",
      "drivers/net/wwan/iosm/iosm_ipc_imem_ops.h"
    ],
    "versions": [
      {
        "version": "5.14",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.14",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.30",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.3.4",
        "lessThanOrEqual": "6.3.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.4",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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