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CVE-2025-68786

ksmbd: skip lock-range check on equal size to avoid size==0 underflow

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

ksmbd: skip lock-range check on equal size to avoid size==0 underflow

When size equals the current i_size (including 0), the code used to call
check_lock_range(filp, i_size, size - 1, WRITE), which computes `size - 1`
and can underflow for size==0. Skip the equal case.
Daten sind bereitgestellt durch das CVE Programm von einer CVE Numbering Authority (CNA) (Unstrukturiert).
HerstellerLinux
≫
Produkt Linux
Default Statusunaffected
Version f44158485826c076335d6860d35872271a83791d
Version < 52fcbb92e0d3acfd1448b2a43b6595d540da5295
Status affected
Version f44158485826c076335d6860d35872271a83791d
Version < da29cd197246c85c0473259f1cad897d9d28faea
Status affected
Version f44158485826c076335d6860d35872271a83791d
Version < a6f4cfa3783804336491e0edcb250c25f9b59d33
Status affected
Version f44158485826c076335d6860d35872271a83791d
Version < 571204e4758a528fbd67330bd4b0dfbdafb33dd8
Status affected
Version f44158485826c076335d6860d35872271a83791d
Version < 5d510ac31626ed157d2182149559430350cf2104
Status affected
HerstellerLinux
≫
Produkt Linux
Default Statusaffected
Version 5.15
Status affected
Version 0
Version < 5.15
Status unaffected
Version <= 6.1.*
Version 6.1.160
Status unaffected
Version <= 6.6.*
Version 6.6.120
Status unaffected
Version <= 6.12.*
Version 6.12.64
Status unaffected
Version <= 6.18.*
Version 6.18.3
Status unaffected
Version <= *
Version 6.19
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 0.05% 0.157
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
Es wurden noch keine Informationen zu CWE veröffentlicht.