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Red Hat Security Advisory

RHSA-2026:95212

kernel security, bug fix, and enhancement update

Released 2026-11-04 · Red Hat rating Important · View on Red Hat →

Fixed in

Fixes 6 records

Priority MEDIUM 50

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix UAF in smc_cdc_rx_handler() by pinning the socket smc_cdc_rx_handler() looks up the connection by token under the link group's conns_lock,…

CVSS 3.1CRITICAL 9.8 Network No auth No interaction EPSS 0.00565 Published 2026-07-27 Partial fix · 5.10.261, 5.15.212 +6 CWE-416
Priority MEDIUM 49

In the Linux kernel, the following vulnerability has been resolved: sctp: clear new_transport when removing a peer sctp_process_asconf_param() stores a newly added peer transport in asoc->new_transport.

CVSS 3.1CRITICAL 9.8 Network No auth No interaction EPSS 0.005 Published 2026-08-22 Partial fix · 5.10.265, 5.15.216 +6
Priority MEDIUM 40

In the Linux kernel, the following vulnerability has been resolved: sctp: stream: fully roll back denied add-stream state When ADD_OUT_STREAMS is denied, SCTP only shrinks the queued chunks and then lowers outcnt.

CVSS 3.1HIGH 7.5 Network No auth No interaction EPSS 0.00873 Published 2026-06-24 Partial fix · 5.10.259, 5.15.210 +6 CWE-476
Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: openvswitch: Fix CT limit teardown use-after-free Packet processing uses CT limit state under RCU, while netns teardown frees that state under ovs_mutex…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00126 Published 2026-09-11 Partial fix · 5.10.270, 5.15.221 +6
Priority LOW 22

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fix responder UAF on IB_QP_MAX_DEST_RD_ATOMIC modify_qp rxe_qp_from_attr() handles IB_QP_MAX_DEST_RD_ATOMIC outside the IB_QP_STATE path, so i…

CVSS — EPSS 0.00197 Published 2026-09-04 Partial fix · 6.1.191, 6.6.160 +5
Priority LOW 22

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fix OOB in free_rd_atomic_resources() free_rd_atomic_resources() iterates using qp->attr.max_dest_rd_atomic.

CVSS — EPSS 0.00182 Published 2026-09-04 Partial fix · 5.10.269, 5.15.220 +7