CVE-2022-49275

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.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux80646733f11c2e9de3b6339f7e635047e6087280 < d93ed9aff64968f4cdad690712eb4f48ae537bdeaffected
LinuxLinux80646733f11c2e9de3b6339f7e635047e6087280 < d3892a747ab16b1eb6593a19d29f62c3b3f020acaffected
LinuxLinux80646733f11c2e9de3b6339f7e635047e6087280 < 7728d937ec403a1ceff9483023252d2cb8777f81affected
LinuxLinux80646733f11c2e9de3b6339f7e635047e6087280 < 08d90846e438ac22dc56fc49ec0b0d195831c5edaffected
LinuxLinux80646733f11c2e9de3b6339f7e635047e6087280 < 869016a2938ac44f7b2fb7fc22c89edad99eb9b3affected
LinuxLinux80646733f11c2e9de3b6339f7e635047e6087280 < f43e64076ff1b1dcb893fb77ad1204105f710a29affected
LinuxLinux80646733f11c2e9de3b6339f7e635047e6087280 < 4db7d6f481990dd179a9ee7126dc7aa31ea4fff3affected
LinuxLinux80646733f11c2e9de3b6339f7e635047e6087280 < 31417073493f302d26ab66b3abc098d43227b835affected
LinuxLinux80646733f11c2e9de3b6339f7e635047e6087280 < 2e8e79c416aae1de224c0f1860f2e3350fa171f8affected
LinuxLinux3.18affected
LinuxLinux0 < 3.18unaffected
LinuxLinux4.9.324 <= 4.9.*unaffected
LinuxLinux4.14.289 <= 4.14.*unaffected
LinuxLinux4.19.253 <= 4.19.*unaffected
LinuxLinux5.4.207 <= 5.4.*unaffected
LinuxLinux5.10.110 <= 5.10.*unaffected
LinuxLinux5.15.33 <= 5.15.*unaffected
LinuxLinux5.16.19 <= 5.16.*unaffected
LinuxLinux5.17.2 <= 5.17.*unaffected
LinuxLinux5.18 <= *unaffected

Weaknesses

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: total

References