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GHSA-2WQP-VX6W-RVFX

Vulnerability from github – Published: 2026-06-25 09:31 – Updated: 2026-06-25 09:31

Details

In the Linux kernel, the following vulnerability has been resolved:

nvmem: core: fix use-after-free bugs in error paths

Fix several instances of error paths in which we call __nvmem_device_put() - which may end up freeing the underlying memory and other resources - and then keep on using the nvmem structure. Always put the reference to the nvmem device as the last step before returning the error code.

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{
  "affected": [],
  "aliases": [
    "CVE-2026-53156"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-06-25T09:16:32Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nnvmem: core: fix use-after-free bugs in error paths\n\nFix several instances of error paths in which we call\n__nvmem_device_put() - which may end up freeing the underlying memory\nand other resources - and then keep on using the nvmem structure. Always\nput the reference to the nvmem device as the last step before returning\nthe error code.",
  "id": "GHSA-2wqp-vx6w-rvfx",
  "modified": "2026-06-25T09:31:19Z",
  "published": "2026-06-25T09:31:19Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-53156"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/40e2a459c0dd1333b2343831480a0ad80dc07614"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/5b6b6fc491899d583eaa75344e094796ae9b530b"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/cb85ef5a227b3662b88f4d849a1aad43bfe7f5ae"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e0d38bf47a72da2f02c9fa6f752cd66d977cd7f7"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2026-53156 (GCVE-0-2026-53156)

Vulnerability from cvelistv5 – Published: 2026-06-25 08:38 – Updated: 2026-06-25 08:38

Title

nvmem: core: fix use-after-free bugs in error paths

Summary

In the Linux kernel, the following vulnerability has been resolved: nvmem: core: fix use-after-free bugs in error paths Fix several instances of error paths in which we call __nvmem_device_put() - which may end up freeing the underlying memory and other resources - and then keep on using the nvmem structure. Always put the reference to the nvmem device as the last step before returning the error code.

Severity

No CVSS data available.

Assigner

Linux

References

4 references

URL	Tags
https://git.kernel.org/stable/c/e0d38bf47a72da2f0…
https://git.kernel.org/stable/c/cb85ef5a227b3662b…
https://git.kernel.org/stable/c/40e2a459c0dd1333b…
https://git.kernel.org/stable/c/5b6b6fc491899d583…

Impacted products

2 products

Vendor	Product	Version
Linux	Linux	Affected: e888d445ac33a5b0288d670ecd970908b13f07cd , < e0d38bf47a72da2f02c9fa6f752cd66d977cd7f7 (git) Affected: e888d445ac33a5b0288d670ecd970908b13f07cd , < cb85ef5a227b3662b88f4d849a1aad43bfe7f5ae (git) Affected: e888d445ac33a5b0288d670ecd970908b13f07cd , < 40e2a459c0dd1333b2343831480a0ad80dc07614 (git) Affected: e888d445ac33a5b0288d670ecd970908b13f07cd , < 5b6b6fc491899d583eaa75344e094796ae9b530b (git)
Linux	Linux	Affected: 4.20 Unaffected: 0 , < 4.20 (semver) Unaffected: 6.12.94 , ≤ 6.12.* (semver) Unaffected: 6.18.36 , ≤ 6.18.* (semver) Unaffected: 7.0.13 , ≤ 7.0.* (semver) Unaffected: 7.1 , ≤ * (original_commit_for_fix)

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        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
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Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-2WQP-VX6W-RVFX

CVE-2026-53156 (GCVE-0-2026-53156)

Tags

Sightings

Nomenclature