CVE-2022-49652 (GCVE-0-2022-49652)

Vulnerability from cvelistv5 – Published: 2025-02-26 02:23 – Updated: 2026-05-11 19:04
VLAI?
Title
dmaengine: ti: Fix refcount leak in ti_dra7_xbar_route_allocate
Summary
In the Linux kernel, the following vulnerability has been resolved: dmaengine: ti: Fix refcount leak in ti_dra7_xbar_route_allocate of_parse_phandle() returns a node pointer with refcount incremented, we should use of_node_put() on it when not needed anymore. Add missing of_node_put() in to fix this.
Severity ?
5.5 (Medium)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: ec9bfa1e1a796ef7acc2e55917c9b8be5a79e70e , < 452b9dfd7aca96befce22634fadb111737f22bbe (git)
Affected: ec9bfa1e1a796ef7acc2e55917c9b8be5a79e70e , < 61b4ef19c346dc21ab1d4f39f5c412e3037b2bdc (git)
Affected: ec9bfa1e1a796ef7acc2e55917c9b8be5a79e70e , < 3bd66010398871807c1cebacee07d60ded1b1402 (git)
Affected: ec9bfa1e1a796ef7acc2e55917c9b8be5a79e70e , < b31ab132561c7f1b6459039152b8d09e44eb3565 (git)
Affected: ec9bfa1e1a796ef7acc2e55917c9b8be5a79e70e , < 37147e22cd8dfc0412495cb361708836157a4486 (git)
Affected: ec9bfa1e1a796ef7acc2e55917c9b8be5a79e70e , < cb9813d7eae917acd34436160a278b8b5d48ca53 (git)
Affected: ec9bfa1e1a796ef7acc2e55917c9b8be5a79e70e , < b5a817f8d62e9e13280928f3756e54854ae4962e (git)
Affected: ec9bfa1e1a796ef7acc2e55917c9b8be5a79e70e , < c132fe78ad7b4ce8b5d49a501a15c29d08eeb23a (git)
Create a notification for this product.
Linux Linux Affected: 4.5
Unaffected: 0 , < 4.5 (semver)
Unaffected: 4.9.323 , ≤ 4.9.* (semver)
Unaffected: 4.14.288 , ≤ 4.14.* (semver)
Unaffected: 4.19.252 , ≤ 4.19.* (semver)
Unaffected: 5.4.205 , ≤ 5.4.* (semver)
Unaffected: 5.10.130 , ≤ 5.10.* (semver)
Unaffected: 5.15.54 , ≤ 5.15.* (semver)
Unaffected: 5.18.11 , ≤ 5.18.* (semver)
Unaffected: 5.19 , ≤ * (original_commit_for_fix)
Create a notification for this product.
Show details on NVD website
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\"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"ec9bfa1e1a796ef7acc2e55917c9b8be5a79e70e\", \"lessThan\": \"37147e22cd8dfc0412495cb361708836157a4486\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"ec9bfa1e1a796ef7acc2e55917c9b8be5a79e70e\", \"lessThan\": \"cb9813d7eae917acd34436160a278b8b5d48ca53\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"ec9bfa1e1a796ef7acc2e55917c9b8be5a79e70e\", \"lessThan\": \"b5a817f8d62e9e13280928f3756e54854ae4962e\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"ec9bfa1e1a796ef7acc2e55917c9b8be5a79e70e\", \"lessThan\": \"c132fe78ad7b4ce8b5d49a501a15c29d08eeb23a\", \"versionType\": \"git\"}], \"programFiles\": [\"drivers/dma/ti/dma-crossbar.c\"], \"defaultStatus\": \"unaffected\"}, {\"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\", \"vendor\": \"Linux\", \"product\": \"Linux\", \"versions\": [{\"status\": \"affected\", \"version\": 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\"versionType\": \"original_commit_for_fix\", \"lessThanOrEqual\": \"*\"}], \"programFiles\": [\"drivers/dma/ti/dma-crossbar.c\"], \"defaultStatus\": \"affected\"}], \"references\": [{\"url\": \"https://git.kernel.org/stable/c/452b9dfd7aca96befce22634fadb111737f22bbe\"}, {\"url\": \"https://git.kernel.org/stable/c/61b4ef19c346dc21ab1d4f39f5c412e3037b2bdc\"}, {\"url\": \"https://git.kernel.org/stable/c/3bd66010398871807c1cebacee07d60ded1b1402\"}, {\"url\": \"https://git.kernel.org/stable/c/b31ab132561c7f1b6459039152b8d09e44eb3565\"}, {\"url\": \"https://git.kernel.org/stable/c/37147e22cd8dfc0412495cb361708836157a4486\"}, {\"url\": \"https://git.kernel.org/stable/c/cb9813d7eae917acd34436160a278b8b5d48ca53\"}, {\"url\": \"https://git.kernel.org/stable/c/b5a817f8d62e9e13280928f3756e54854ae4962e\"}, {\"url\": \"https://git.kernel.org/stable/c/c132fe78ad7b4ce8b5d49a501a15c29d08eeb23a\"}], \"x_generator\": {\"engine\": \"bippy-1.2.0\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"In the Linux kernel, the following vulnerability has been resolved:\\n\\ndmaengine: ti: Fix refcount leak in ti_dra7_xbar_route_allocate\\n\\nof_parse_phandle() returns a node pointer with refcount\\nincremented, we should use of_node_put() on it when not needed anymore.\\n\\nAdd missing of_node_put() in to fix this.\"}], \"cpeApplicability\": [{\"nodes\": [{\"negate\": false, \"cpeMatch\": [{\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"4.9.323\", \"versionStartIncluding\": \"4.5\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"4.14.288\", \"versionStartIncluding\": \"4.5\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"4.19.252\", \"versionStartIncluding\": \"4.5\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.4.205\", \"versionStartIncluding\": \"4.5\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.10.130\", \"versionStartIncluding\": \"4.5\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.15.54\", \"versionStartIncluding\": \"4.5\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.18.11\", \"versionStartIncluding\": \"4.5\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.19\", \"versionStartIncluding\": \"4.5\"}], \"operator\": \"OR\"}]}], \"providerMetadata\": {\"orgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"shortName\": \"Linux\", \"dateUpdated\": \"2026-05-11T19:04:05.570Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2022-49652\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-05-11T19:04:05.570Z\", \"dateReserved\": \"2025-02-26T02:21:30.433Z\", \"assignerOrgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"datePublished\": \"2025-02-26T02:23:53.995Z\", \"assignerShortName\": \"Linux\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}


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Taxonomy of the tags.




Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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.