CVE-2025-38003

Summary

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

can: bcm: add missing rcu read protection for procfs content

When the procfs content is generated for a bcm_op which is in the process to be removed the procfs output might show unreliable data (UAF).

As the removal of bcm_op's is already implemented with rcu handling this patch adds the missing rcu_read_lock() and makes sure the list entries are properly removed under rcu protection.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux5b48f5711f1c630841ab78dcc061de902f0e37bf < 19f553a1ddf260da6570ed8f8d91a8c87f49b63aaffected
LinuxLinux85cd41070df992d3c0dfd828866fdd243d3b774a < 659701c0b954ccdb4a916a4ad59bbc16e726d42caffected
LinuxLinuxf34f2a18e47b73e48f90a757e1f4aaa8c7d665a1 < 0622846db728a5332b917c797c733e202c4620aeaffected
LinuxLinuxf1b4e32aca0811aa011c76e5d6cf2fa19224b386 < 6d7d458c41b98a5c1670cbd36f2923c37de51cf5affected
LinuxLinuxf1b4e32aca0811aa011c76e5d6cf2fa19224b386 < 1f912f8484e9c4396378c39460bbea0af681f319affected
LinuxLinuxf1b4e32aca0811aa011c76e5d6cf2fa19224b386 < 63567ecd99a24495208dc860d50fb17440043006affected
LinuxLinuxf1b4e32aca0811aa011c76e5d6cf2fa19224b386 < 7c9db92d5f0eadca30884af75c53d601edc512eeaffected
LinuxLinuxf1b4e32aca0811aa011c76e5d6cf2fa19224b386 < dac5e6249159ac255dad9781793dbe5908ac9ddbaffected
LinuxLinuxfbac09a3b8890003c0c55294c00709f3ae5501bbaffected
LinuxLinuxedb4baffb9483141a50fb7f7146cfe4a4c0c2db8affected
LinuxLinux5.4.205 < 5.4.294affected
LinuxLinux5.10.130 < 5.10.238affected
LinuxLinux5.15.54 < 5.15.185affected
LinuxLinux4.19.252 < 4.20affected
LinuxLinux5.18.11 < 5.19affected
LinuxLinux5.19affected
LinuxLinux0 < 5.19unaffected
LinuxLinux5.4.294 <= 5.4.*unaffected
LinuxLinux5.10.238 <= 5.10.*unaffected
LinuxLinux5.15.185 <= 5.15.*unaffected
LinuxLinux6.1.141 <= 6.1.*unaffected
LinuxLinux6.6.93 <= 6.6.*unaffected
LinuxLinux6.12.31 <= 6.12.*unaffected
LinuxLinux6.14.9 <= 6.14.*unaffected
LinuxLinux6.15 <= *unaffected

Weaknesses

ADP Enrichment

CVE Program Container

Additional References

References