CVE-2023-52637

In the Linux kernel, the following vulnerability has been resolved: can: j1939: Fix UAF in j1939skmatchfilter during setsockoptSOJ1939FILTER Lock jsk-sk to prevent UAF when setsockopt..., SOJ1939FILTER, ... modifies jsk-filters while receiving packets. Following trace was seen on affected system:...

CVE-2023-52637

In the Linux kernel, the following vulnerability has been resolved: can: j1939: Fix UAF in j1939skmatchfilter during setsockoptSOJ1939FILTER Lock jsk-sk to prevent UAF when setsockopt..., SOJ1939FILTER, ... modifies jsk-filters while receiving packets. Following trace was seen on affected system:...

CVE-2023-52637

CVE-2023-52637 refers to a Linux kernel vulnerability in the j1939 subsystem where a use-after-free (UAF) could occur due to modification of jsk->filters while receiving packets and during setsockopt(SO_J1939_FILTER). The fix adds locking on jsk->sk to prevent UAF and stabilize access to fi...