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CVE-2025-40168

smc: Use __sk_dst_get() and dst_dev_rcu() in smc_clc_prfx_match().

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.
Daten sind bereitgestellt durch das CVE Programm von einer CVE Numbering Authority (CNA) (Unstrukturiert).
HerstellerLinux
≫
Produkt Linux
Default Statusunaffected
Version a046d57da19f812216f393e7c535f5858f793ac3
Version < d26e80f7fb62d77757b67a1b94e4ac756bc9c658
Status affected
Version a046d57da19f812216f393e7c535f5858f793ac3
Version < 235f81045c008169cc4e1955b4a64e118eebe61b
Status affected
HerstellerLinux
≫
Produkt Linux
Default Statusaffected
Version 4.11
Status affected
Version 0
Version < 4.11
Status unaffected
Version <= 6.17.*
Version 6.17.3
Status unaffected
Version <= *
Version 6.18
Status unaffected
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.03% 0.072
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
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