CVE-2022-49275

HighCVSS 7.8/10Last modified Jun 17, 2026

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.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-416

Affected software

VendorProductVersions
LinuxLinux>= 80646733f11c2e9de3b6339f7e635047e6087280, < d93ed9aff64968f4cdad690712eb4f48ae537bde; >= 80646733f11c2e9de3b6339f7e635047e6087280, < d3892a747ab16b1eb6593a19d29f62c3b3f020ac; >= 80646733f11c2e9de3b6339f7e635047e6087280, < 7728d937ec403a1ceff9483023252d2cb8777f81; >= 80646733f11c2e9de3b6339f7e635047e6087280, < 08d90846e438ac22dc56fc49ec0b0d195831c5ed; >= 80646733f11c2e9de3b6339f7e635047e6087280, < 869016a2938ac44f7b2fb7fc22c89edad99eb9b3; >= 80646733f11c2e9de3b6339f7e635047e6087280, < f43e64076ff1b1dcb893fb77ad1204105f710a29; >= 80646733f11c2e9de3b6339f7e635047e6087280, < 4db7d6f481990dd179a9ee7126dc7aa31ea4fff3; >= 80646733f11c2e9de3b6339f7e635047e6087280, < 31417073493f302d26ab66b3abc098d43227b835; >= 80646733f11c2e9de3b6339f7e635047e6087280, < 2e8e79c416aae1de224c0f1860f2e3350fa171f8
LinuxLinux3.18

References

Timeline

Published
Feb 26, 2025
Last modified
Jun 17, 2026
NVD status
Analyzed

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CVE-2022-49275: High severity, CVSS 7.8 | Vulnix