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CVE-2026-46253 pstore/ram: fix buffer overflow in persistent_ram_save_old()

🗓️ 03 Jun 2026 15:49:49Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 36 Views

Fix buffer overflow in persistent_ram_save_old() for pstore RAM, preventing OOB writes.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-46253
3 Jun 202615:49
attackerkb
CVE
CVE-2026-46253
3 Jun 202615:49
cve
Debian CVE
CVE-2026-46253
3 Jun 202615:49
debiancve
EUVD
EUVD-2026-34115
3 Jun 202615:49
euvd
NVD
CVE-2026-46253
3 Jun 202618:16
nvd
OSV
BELL-CVE-2026-46253
4 Jun 202606:10
osv
OSV
DEBIAN-CVE-2026-46253
3 Jun 202618:16
osv
OSV
ROOT-OS-UBUNTU-2204-CVE-2026-46253 CVE-2026-46253 in rootio-linux - Patched by Root
8 Jun 202607:39
osv
OSV
UBUNTU-CVE-2026-46253
4 Jun 202600:00
osv
Positive Technologies
PT-2026-46016
3 Jun 202600:00
ptsecurity
Rows per page
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/pstore/ram_core.c"
    ],
    "versions": [
      {
        "version": "201e4aca5aa179e6c69a4dcd36a3562e56b8d670",
        "lessThan": "58bda5a1d1ee98254383ef34f76b2c35140513ea",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "201e4aca5aa179e6c69a4dcd36a3562e56b8d670",
        "lessThan": "06d2c8bd108cea503f6f6e13e47495ed1085275f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "201e4aca5aa179e6c69a4dcd36a3562e56b8d670",
        "lessThan": "2fa9a047c6a50ec80c3890dd623b85e237f0d1fd",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "201e4aca5aa179e6c69a4dcd36a3562e56b8d670",
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        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "201e4aca5aa179e6c69a4dcd36a3562e56b8d670",
        "lessThan": "9a6fc69a570c0780834246d52c856cc3dbc2605f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "201e4aca5aa179e6c69a4dcd36a3562e56b8d670",
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        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "201e4aca5aa179e6c69a4dcd36a3562e56b8d670",
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        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "201e4aca5aa179e6c69a4dcd36a3562e56b8d670",
        "lessThan": "5669645c052f235726a85f443769b6fc02f66762",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/pstore/ram_core.c"
    ],
    "versions": [
      {
        "version": "3.5",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "3.5",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.252",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.202",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.165",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.128",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.75",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.14",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.19.4",
        "lessThanOrEqual": "6.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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05 Jun 2026 06:06Current
CVSS 3.17.8
EPSS0.00013
36