CVE-2025-71157
RDMA/core: always drop device refcount in ib_del_sub_device_and_put()
Description
In the Linux kernel, the following vulnerability has been resolved: RDMA/core: always drop device refcount in ib_del_sub_device_and_put() Since nldev_deldev() (introduced by commit 060c642b2ab8 ("RDMA/nldev: Add support to add/delete a sub IB device through netlink") grabs a reference using ib_device_get_by_index() before calling ib_del_sub_device_and_put(), we need to drop that reference before returning -EOPNOTSUPP error.
No summary for this CVE yet.
CVSS Vector Breakdown
Exploitability
AV:LAttack VectorLocal
AC:LAttack ComplexityLow
PR:LPrivileges RequiredLow
UI:NUser InteractionNone
Scope
S:UScopeUnchanged
Impact
C:HConfidentialityHigh
I:HIntegrityHigh
A:HAvailabilityHigh
Weaknesses
Affected Products
Novell Inc.
commercial·US
Сообщество свободного программного обеспечения
oss-projectaka fsf
Linux
oss-projectaka the linux kernel
Red Hat Inc.
commercial·USaka red hat
АО «ИВК»
commercial·RUaka ivk
and 2 more affected products View all →
Exploitability
Official Patch Available
References
https://git.kernel.org/stable/c/20436f2742a92b7afeb2504eb559a98d2196b001
git.kernel.org
https://git.kernel.org/stable/c/fa3c411d21ebc26ffd175c7256c37cefa35020aa
git.kernel.org
https://git.kernel.org/stable/c/fe8d456080423b9ed410469fbd1e2098d3acce2b
git.kernel.org
and 8 more references View all →
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