cve-2022-49795
Vulnerability from cvelistv5
Published
2025-05-01 14:09
Modified
2025-05-01 14:09
Severity ?
Summary
rethook: fix a potential memleak in rethook_alloc()
Impacted products
LinuxLinux
LinuxLinux
Show details on NVD website


{
  "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"
            }
          ]
        }
      ],
      "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": "2025-05-01T14:09:25.764Z",
        "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-1.1.0"
      }
    }
  },
  "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": "2025-05-01T14:09:25.764Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2022-49795\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2025-05-01T15:16:02.783\",\"lastModified\":\"2025-05-01T15:16:02.783\",\"vulnStatus\":\"Received\",\"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\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/0a1ebe35cb3b7aa1f4b26b37e2a0b9ae68dc4ffb\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/cbc5d1f9a8cc40ba2bc6779b36d2ea1f65bc027c\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
  }
}


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