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.

Metrics

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact total

Affected Vendors & Products

No data.

No data.

No data.

References
Link Providers
https://git.kernel.org/stable/c/08d90846e438ac22dc56fc49ec0b0d195831c5ed cve-icon cve-icon
https://git.kernel.org/stable/c/2e8e79c416aae1de224c0f1860f2e3350fa171f8 cve-icon cve-icon
https://git.kernel.org/stable/c/31417073493f302d26ab66b3abc098d43227b835 cve-icon cve-icon
https://git.kernel.org/stable/c/4db7d6f481990dd179a9ee7126dc7aa31ea4fff3 cve-icon cve-icon
https://git.kernel.org/stable/c/7728d937ec403a1ceff9483023252d2cb8777f81 cve-icon cve-icon
https://git.kernel.org/stable/c/869016a2938ac44f7b2fb7fc22c89edad99eb9b3 cve-icon cve-icon
https://git.kernel.org/stable/c/d3892a747ab16b1eb6593a19d29f62c3b3f020ac cve-icon cve-icon
https://git.kernel.org/stable/c/d93ed9aff64968f4cdad690712eb4f48ae537bde cve-icon cve-icon
https://git.kernel.org/stable/c/f43e64076ff1b1dcb893fb77ad1204105f710a29 cve-icon cve-icon
https://lore.kernel.org/linux-cve-announce/2025022630-CVE-2022-49275-9e36@gregkh/T cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2022-49275 cve-icon
https://www.cve.org/CVERecord?id=CVE-2022-49275 cve-icon
History

Tue, 04 Mar 2025 18:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-416
Metrics cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}

 ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

Thu, 27 Feb 2025 01:45:00 +0000

Type Values Removed Values Added
References
Metrics threat_severity

None

 cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}

threat_severity

Moderate

Wed, 26 Feb 2025 02:15:00 +0000

Type Values Removed Values Added
Description 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.
Title can: m_can: m_can_tx_handler(): fix use after free of skb
References
cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published: 2025-02-26T01:56:20.066Z

Updated: 2025-03-04T18:07:17.587Z

Reserved: 2025-02-26T01:49:39.298Z

Link: CVE-2022-49275

cve-icon Vulnrichment

Updated: 2025-03-04T18:03:20.559Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2025-02-26T07:01:04.370

Modified: 2025-03-04T18:15:23.383

Link: CVE-2022-49275

cve-icon Redhat

Severity : Moderate

Publid Date: 2025-02-26T00:00:00Z

Links: CVE-2022-49275 - Bugzilla