Vulnerability-Lookup

GHSA-C6WG-M9GG-2CG8

Vulnerability from github – Published: 2025-03-04 18:33 – Updated: 2025-03-04 18:33

Details

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

can: m_can: m_can_tx_handler(): fix use after free of skb

can_put_echo_skb() will clone skb then free the skb. Move the can_put_echo_skb() for the m_can version 3.0.x directly before the start of the xmit in hardware, similar to the 3.1.x branch.

Severity

7.8 (High)


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

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{
  "affected": [],
  "aliases": [
    "CVE-2022-49275"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-416"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-02-26T07:01:04Z",
    "severity": "HIGH"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ncan: m_can: m_can_tx_handler(): fix use after free of skb\n\ncan_put_echo_skb() will clone skb then free the skb. Move the\ncan_put_echo_skb() for the m_can version 3.0.x directly before the\nstart of the xmit in hardware, similar to the 3.1.x branch.",
  "id": "GHSA-c6wg-m9gg-2cg8",
  "modified": "2025-03-04T18:33:26Z",
  "published": "2025-03-04T18:33:26Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-49275"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/08d90846e438ac22dc56fc49ec0b0d195831c5ed"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/2e8e79c416aae1de224c0f1860f2e3350fa171f8"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/31417073493f302d26ab66b3abc098d43227b835"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/4db7d6f481990dd179a9ee7126dc7aa31ea4fff3"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/7728d937ec403a1ceff9483023252d2cb8777f81"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/869016a2938ac44f7b2fb7fc22c89edad99eb9b3"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d3892a747ab16b1eb6593a19d29f62c3b3f020ac"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d93ed9aff64968f4cdad690712eb4f48ae537bde"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f43e64076ff1b1dcb893fb77ad1204105f710a29"
    }
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  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2022-49275 (GCVE-0-2022-49275)

Vulnerability from cvelistv5 – Published: 2025-02-26 01:56 – Updated: 2026-05-11 18:56

Title

can: m_can: m_can_tx_handler(): fix use after free of skb

Summary

In the Linux kernel, the following vulnerability has been resolved: can: m_can: m_can_tx_handler(): fix use after free of skb can_put_echo_skb() will clone skb then free the skb. Move the can_put_echo_skb() for the m_can version 3.0.x directly before the start of the xmit in hardware, similar to the 3.1.x branch.

Severity

7.8 (High)


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

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator (v2.0.3)

CWE

CWE-416 - Use After Free

Assigner

Linux

References

9 references

URL	Tags
https://git.kernel.org/stable/c/d93ed9aff64968f4c…
https://git.kernel.org/stable/c/d3892a747ab16b1eb…
https://git.kernel.org/stable/c/7728d937ec403a1ce…
https://git.kernel.org/stable/c/08d90846e438ac22d…
https://git.kernel.org/stable/c/869016a2938ac44f7…
https://git.kernel.org/stable/c/f43e64076ff1b1dcb…
https://git.kernel.org/stable/c/4db7d6f481990dd17…
https://git.kernel.org/stable/c/31417073493f302d2…
https://git.kernel.org/stable/c/2e8e79c416aae1de2…

Impacted products

2 products

Vendor	Product	Version
Linux	Linux	Affected: 80646733f11c2e9de3b6339f7e635047e6087280 , < d93ed9aff64968f4cdad690712eb4f48ae537bde (git) Affected: 80646733f11c2e9de3b6339f7e635047e6087280 , < d3892a747ab16b1eb6593a19d29f62c3b3f020ac (git) Affected: 80646733f11c2e9de3b6339f7e635047e6087280 , < 7728d937ec403a1ceff9483023252d2cb8777f81 (git) Affected: 80646733f11c2e9de3b6339f7e635047e6087280 , < 08d90846e438ac22dc56fc49ec0b0d195831c5ed (git) Affected: 80646733f11c2e9de3b6339f7e635047e6087280 , < 869016a2938ac44f7b2fb7fc22c89edad99eb9b3 (git) Affected: 80646733f11c2e9de3b6339f7e635047e6087280 , < f43e64076ff1b1dcb893fb77ad1204105f710a29 (git) Affected: 80646733f11c2e9de3b6339f7e635047e6087280 , < 4db7d6f481990dd179a9ee7126dc7aa31ea4fff3 (git) Affected: 80646733f11c2e9de3b6339f7e635047e6087280 , < 31417073493f302d26ab66b3abc098d43227b835 (git) Affected: 80646733f11c2e9de3b6339f7e635047e6087280 , < 2e8e79c416aae1de224c0f1860f2e3350fa171f8 (git)
Linux	Linux	Affected: 3.18 Unaffected: 0 , < 3.18 (semver) Unaffected: 4.9.324 , ≤ 4.9.* (semver) Unaffected: 4.14.289 , ≤ 4.14.* (semver) Unaffected: 4.19.253 , ≤ 4.19.* (semver) Unaffected: 5.4.207 , ≤ 5.4.* (semver) Unaffected: 5.10.110 , ≤ 5.10.* (semver) Unaffected: 5.15.33 , ≤ 5.15.* (semver) Unaffected: 5.16.19 , ≤ 5.16.* (semver) Unaffected: 5.17.2 , ≤ 5.17.* (semver) Unaffected: 5.18 , ≤ * (original_commit_for_fix)

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        "metrics": [
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              "confidentialityImpact": "HIGH",
              "integrityImpact": "HIGH",
              "privilegesRequired": "LOW",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
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          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
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              "status": "unaffected",
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              "status": "unaffected",
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              "versionType": "original_commit_for_fix"
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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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.

Action not permitted

GHSA-C6WG-M9GG-2CG8

CVE-2022-49275 (GCVE-0-2022-49275)

Tags

Sightings

Nomenclature