Vulnerability-Lookup

FKIE_CVE-2022-50380

Vulnerability from fkie_nvd - Published: 2025-09-18 14:15 - Updated: 2026-01-14 19:16

Severity ?

5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Summary

In the Linux kernel, the following vulnerability has been resolved: mm: /proc/pid/smaps_rollup: fix no vma's null-deref Commit 258f669e7e88 ("mm: /proc/pid/smaps_rollup: convert to single value seq_file") introduced a null-deref if there are no vma's in the task in show_smaps_rollup.

References

URL	Tags
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/33fc9e26b7cb39f0d4219c875a2451802249c225	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/6bb8769326c46db3058780c0640dcc49d8187b24	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/97898139ca9b81ba9322a585e07490983c53b55a	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/a50ed2d28727ff605d95fb9a53be8ff94e8eaaf4	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/c4c84f06285e48f80e9843d0775ad92714ffc35a	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/dbe863bce7679c7f5ec0e993d834fe16c5e687b5	Patch

Impacted products

Vendor	Product	Version
linux	linux_kernel	*
linux	linux_kernel	*
linux	linux_kernel	*
linux	linux_kernel	*
linux	linux_kernel	*

JSON

To clipboard

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmm: /proc/pid/smaps_rollup: fix no vma\u0027s null-deref\n\nCommit 258f669e7e88 (\"mm: /proc/pid/smaps_rollup: convert to single value\nseq_file\") introduced a null-deref if there are no vma\u0027s in the task in\nshow_smaps_rollup."
    }
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  "id": "CVE-2022-50380",
  "lastModified": "2026-01-14T19:16:11.760",
  "metrics": {
    "cvssMetricV31": [
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        "cvssData": {
          "attackComplexity": "LOW",
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          "baseScore": 5.5,
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          "userInteraction": "NONE",
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        }
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    {
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          "value": "CWE-476"
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary"
    }
  ]
}

CVE-2022-50380 (GCVE-0-2022-50380)

Vulnerability from cvelistv5 – Published: 2025-09-18 13:33 – Updated: 2026-01-14 18:53

Title

mm: /proc/pid/smaps_rollup: fix no vma's null-deref

Summary

Severity ?

5.5 (Medium)


                        
                          CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CWE

CWE-476 - NULL Pointer Dereference

Assigner

Linux

References

URL

Tags

	https://git.kernel.org/stable/c/dbe863bce7679c7f5…
	https://git.kernel.org/stable/c/6bb8769326c46db30…
	https://git.kernel.org/stable/c/a50ed2d28727ff605…
	https://git.kernel.org/stable/c/33fc9e26b7cb39f0d…
	https://git.kernel.org/stable/c/97898139ca9b81ba9…
	https://git.kernel.org/stable/c/c4c84f06285e48f80…

Impacted products

Vendor

Product

Version

Linux

Affected: 258f669e7e88c18edbc23fe5ce00a476b924551f , < dbe863bce7679c7f5ec0e993d834fe16c5e687b5 (git)
Affected: 258f669e7e88c18edbc23fe5ce00a476b924551f , < 6bb8769326c46db3058780c0640dcc49d8187b24 (git)
Affected: 258f669e7e88c18edbc23fe5ce00a476b924551f , < a50ed2d28727ff605d95fb9a53be8ff94e8eaaf4 (git)
Affected: 258f669e7e88c18edbc23fe5ce00a476b924551f , < 33fc9e26b7cb39f0d4219c875a2451802249c225 (git)
Affected: 258f669e7e88c18edbc23fe5ce00a476b924551f , < 97898139ca9b81ba9322a585e07490983c53b55a (git)
Affected: 258f669e7e88c18edbc23fe5ce00a476b924551f , < c4c84f06285e48f80e9843d0775ad92714ffc35a (git)

Linux

Affected: 4.19
Unaffected: 0 , < 4.19 (semver)
Unaffected: 4.19.264 , ≤ 4.19.* (semver)
Unaffected: 5.4.221 , ≤ 5.4.* (semver)
Unaffected: 5.10.152 , ≤ 5.10.* (semver)
Unaffected: 5.15.76 , ≤ 5.15.* (semver)
Unaffected: 6.0.6 , ≤ 6.0.* (semver)
Unaffected: 6.1 , ≤ * (original_commit_for_fix)

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date

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

FKIE_CVE-2022-50380

CVE-2022-50380 (GCVE-0-2022-50380)

Tags

Sightings

Nomenclature