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CVE-2026-43463

MEDIUM · 5.5 CVSS Gepubliceerd: CWE-476

Beschrijving NL

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

rxrpc, afs: Fix missing error pointer check after rxrpc_kernel_lookup_peer()

rxrpc_kernel_lookup_peer() can also return error pointers in addition to
NULL, so just checking for NULL is not sufficient. Fix this by:

(1) Changing rxrpc_kernel_lookup_peer() to return -ENOMEM rather than NULL
on allocation failure. (2) Making the callers in afs use IS_ERR() and PTR_ERR() to pass on the
error code returned.

Origineel (Engels) tonen

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

rxrpc, afs: Fix missing error pointer check after rxrpc_kernel_lookup_peer()

rxrpc_kernel_lookup_peer() can also return error pointers in addition to
NULL, so just checking for NULL is not sufficient.

Fix this by:

(1) Changing rxrpc_kernel_lookup_peer() to return -ENOMEM rather than NULL
on allocation failure.

(2) Making the callers in afs use IS_ERR() and PTR_ERR() to pass on the
error code returned.

Vendors

Linux

Affected products

Linux Kernel

References