CVE-2025-40168 - smc: Use __sk_dst_get() and dst_dev_rcu() in smc_clc_prfx_match().

CVE-2025-40168 - smc: Use __sk_dst_get() and dst_dev_rcu() in smc_clc_prfx_match().

https://cvefeed.io/rssfeed/latest.atom / Wed, 11/12/2025 - 16:48
CVE ID : CVE-2025-40168
Published : Nov. 12, 2025, 11:15 a.m. | 3 hours, 59 minutes ago
Description : In the Linux kernel, the following vulnerability has been resolved: smc: Use __sk_dst_get() and dst_dev_rcu() in smc_clc_prfx_match(). smc_clc_prfx_match() is called from smc_listen_work() and not under RCU nor RTNL. Using sk_dst_get(sk)->dev could trigger UAF. Let's use __sk_dst_get() and dst_dev_rcu(). Note that the returned value of smc_clc_prfx_match() is not used in the caller.
Severity: 0.0 | NA
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