fkie_nvd - fkie_cve-2022-49795

fkie_cve-2022-49795

Vulnerability from fkie_nvd

Published

2025-05-01 15:16

Modified

2025-05-02 13:53

Severity ?

Summary

In the Linux kernel, the following vulnerability has been resolved: rethook: fix a potential memleak in rethook_alloc() In rethook_alloc(), the variable rh is not freed or passed out if handler is NULL, which could lead to a memleak, fix it. [Masami: Add "rethook:" tag to the title.] Acke-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>

References

▼	URL	Tags
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/0a1ebe35cb3b7aa1f4b26b37e2a0b9ae68dc4ffb
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/cbc5d1f9a8cc40ba2bc6779b36d2ea1f65bc027c

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nrethook: fix a potential memleak in rethook_alloc()\n\nIn rethook_alloc(), the variable rh is not freed or passed out\nif handler is NULL, which could lead to a memleak, fix it.\n\n[Masami: Add \"rethook:\" tag to the title.]\n\nAcke-by: Masami Hiramatsu (Google) \u003cmhiramat@kernel.org\u003e"
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: rethook: se corrige una posible fuga de memoria en rethook_alloc(). En rethook_alloc(), la variable rh no se libera ni se pasa si el manejador es NULL, lo que podr\u00eda provocar una fuga de memoria. Corr\u00edjalo. [Masami: A\u00f1adir la etiqueta \"rethook:\" al t\u00edtulo]. Por: Masami Hiramatsu (Google) "
    }
  ],
  "id": "CVE-2022-49795",
  "lastModified": "2025-05-02T13:53:20.943",
  "metrics": {},
  "published": "2025-05-01T15:16:02.783",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/0a1ebe35cb3b7aa1f4b26b37e2a0b9ae68dc4ffb"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/cbc5d1f9a8cc40ba2bc6779b36d2ea1f65bc027c"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Awaiting Analysis"
}

CVE-2022-49795 (GCVE-0-2022-49795)

Vulnerability from cvelistv5

Published

2025-05-01 14:09

Modified

2025-05-04 08:45

Severity ?

Summary

References

▼	URL	Tags
	https://git.kernel.org/stable/c/cbc5d1f9a8cc40ba2bc6779b36d2ea1f65bc027c
	https://git.kernel.org/stable/c/0a1ebe35cb3b7aa1f4b26b37e2a0b9ae68dc4ffb

Impacted products

Vendor

Product

Version

▼

Linux

Version: 54ecbe6f1ed5138c895bdff55608cf502755b20e
Version: 54ecbe6f1ed5138c895bdff55608cf502755b20e

Linux

Version: 5.18

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "kernel/trace/rethook.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "cbc5d1f9a8cc40ba2bc6779b36d2ea1f65bc027c",
              "status": "affected",
              "version": "54ecbe6f1ed5138c895bdff55608cf502755b20e",
              "versionType": "git"
            },
            {
              "lessThan": "0a1ebe35cb3b7aa1f4b26b37e2a0b9ae68dc4ffb",
              "status": "affected",
              "version": "54ecbe6f1ed5138c895bdff55608cf502755b20e",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "kernel/trace/rethook.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "5.18"
            },
            {
              "lessThan": "5.18",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.0.*",
              "status": "unaffected",
              "version": "6.0.10",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.1",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.0.10",
                  "versionStartIncluding": "5.18",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.1",
                  "versionStartIncluding": "5.18",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nrethook: fix a potential memleak in rethook_alloc()\n\nIn rethook_alloc(), the variable rh is not freed or passed out\nif handler is NULL, which could lead to a memleak, fix it.\n\n[Masami: Add \"rethook:\" tag to the title.]\n\nAcke-by: Masami Hiramatsu (Google) \u003cmhiramat@kernel.org\u003e"
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-05-04T08:45:31.504Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/cbc5d1f9a8cc40ba2bc6779b36d2ea1f65bc027c"
        },
        {
          "url": "https://git.kernel.org/stable/c/0a1ebe35cb3b7aa1f4b26b37e2a0b9ae68dc4ffb"
        }
      ],
      "title": "rethook: fix a potential memleak in rethook_alloc()",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2022-49795",
    "datePublished": "2025-05-01T14:09:25.764Z",
    "dateReserved": "2025-05-01T14:05:17.224Z",
    "dateUpdated": "2025-05-04T08:45:31.504Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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