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f2fs: embed f2fs_gc_kthread in f2fs_sb_info

Type: advisorySource: Official CVE List1 source record

In the Linux kernel, the following vulnerability has been resolved: f2fs: embed f2fs_gc_kthread in f2fs_sb_info Instead of allocating f2fs_gc_kthread dynamically, embed it in f2fs_sb_info. This simplifies lifetime management and prepares for fixing race conditions during teardown. - __sbi_store - remount|shutdown - f2fs_stop_gc_thread - access sbi->gc_thread - sbi->gc_thread = NULL - access sbi->gc_thread->f2fs_gc_task

Announced Group revision 1
Original source ↗

CVE-2026-93285

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: cve:CVE-2026-93285

Linux

Source reference: /containers/cna/affected/0/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Linux

Source reference: /containers/cna/affected/1/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "vendor": "Linux",
    "product": "Linux",
    "versions": [
      {
        "status": "affected",
        "version": "7950e9ac638e84518fbdd5c930939ad46a1068c5",
        "lessThan": "cc004a1107e2c44cbdd2f1b1c2c85d32adc8f731",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "7950e9ac638e84518fbdd5c930939ad46a1068c5",
        "lessThan": "7ee6be9ee7f9a803e0f539af26ab1154fdde48ba",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "7950e9ac638e84518fbdd5c930939ad46a1068c5",
        "lessThan": "23eee01c732ec8c62b05416a05f0f88129df2960",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "7950e9ac638e84518fbdd5c930939ad46a1068c5",
        "lessThan": "99d14d61aa8beb6cb9a984b9fcddd45e35b24494",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "7950e9ac638e84518fbdd5c930939ad46a1068c5",
        "lessThan": "3d7bca9d583793bb7d0bac0d95a24ddd2e129eed",
        "versionType": "git"
      }
    ],
    "programFiles": [
      "fs/f2fs/debug.c",
      "fs/f2fs/f2fs.h",
      "fs/f2fs/gc.c",
      "fs/f2fs/gc.h",
      "fs/f2fs/segment.c",
      "fs/f2fs/super.c",
      "fs/f2fs/sysfs.c"
    ],
    "defaultStatus": "unaffected"
  },
  {
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "vendor": "Linux",
    "product": "Linux",
    "versions": [
      {
        "status": "affected",
        "version": "4.16"
      },
      {
        "status": "unaffected",
        "version": "0",
        "lessThan": "4.16",
        "versionType": "semver"
      },
      {
        "status": "unaffected",
        "version": "6.6.160",
        "versionType": "semver",
        "lessThanOrEqual": "6.6.*"
      },
      {
        "status": "unaffected",
        "version": "6.12.112",
        "versionType": "semver",
        "lessThanOrEqual": "6.12.*"
      },
      {
        "status": "unaffected",
        "version": "6.18.53",
        "versionType": "semver",
        "lessThanOrEqual": "6.18.*"
      },
      {
        "status": "unaffected",
        "version": "7.2.5",
        "versionType": "semver",
        "lessThanOrEqual": "7.2.*"
      },
      {
        "status": "unaffected",
        "version": "7.3",
        "versionType": "original_commit_for_fix",
        "lessThanOrEqual": "*"
      }
    ],
    "programFiles": [
      "fs/f2fs/debug.c",
      "fs/f2fs/f2fs.h",
      "fs/f2fs/gc.c",
      "fs/f2fs/gc.h",
      "fs/f2fs/segment.c",
      "fs/f2fs/super.c",
      "fs/f2fs/sysfs.c"
    ],
    "defaultStatus": "affected"
  }
]
Related CVEs
CVE-2026-93285

Source reference: /cveMetadata/cveId

Publisher severity

No explicit severity was provided.

Event
#48746 · Revision 1
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Publisher date
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