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High [CVE-2026-74669] clear IPv4 options after rebasing tunnel ICMP errors
clear IPv4 options after rebasing tunnel ICMP errors. Red Hat rates this important (CVSS 7). Weakness: CWE-787. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 7; Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9; and 1 more. Affected products named by the advisory: Red Hat package: kernel-rt.
High [CVE-2026-74714] Fix use-after-free in bpf_iter_tcp_established_batch
Fix use-after-free in bpf_iter_tcp_established_batch(). Red Hat rates this moderate (CVSS 7). Weakness: CWE-911. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 6; Red Hat Enterprise Linux 9; Red Hat package: kernel-rt.
High [CVE-2026-74695] drop existing skb dst before skb_dst_set_noref
drop existing skb dst before skb_dst_set_noref(). Red Hat rates this moderate (CVSS 7). Weakness: CWE-911. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9; Red Hat package: kernel-rt.
High [CVE-2026-74588] keep chunk->transport in step with the list it is queued on
keep chunk->transport in step with the list it is queued on. Red Hat rates this important (CVSS 7). Weakness: CWE-825. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 7; Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9; and 1 more. Affected products named by the advisory: Red Hat package: kernel-rt.
High [CVE-2026-74661] fix netdev use-after-free in beacon worker
fix netdev use-after-free in beacon worker. Red Hat rates this moderate (CVSS 7). Weakness: CWE-825. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat package: kernel.
High [CVE-2026-74591] __filemap_add_folio restore index before retrying
__filemap_add_folio() restore index before retrying. Red Hat rates this moderate (CVSS 7). Weakness: CWE-367. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 6; Red Hat package: kernel.
High [CVE-2026-74656] fix use-after-free in fib_nhc_update_mtu
fix use-after-free in fib_nhc_update_mtu(). Red Hat rates this moderate (CVSS 7). Weakness: CWE-367. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 6; Red Hat Enterprise Linux 7; Red Hat Enterprise Linux 8; and 2 more. Affected products named by the advisory: Red Hat Enterprise Linux 9; Red Hat package: kernel-rt.
High [CVE-2026-74614] read virtqueues under worker locks
read virtqueues under worker locks. Red Hat rates this moderate (CVSS 7). Weakness: CWE-820. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat package: kernel-rt.
High [CVE-2026-74615] do not arm the ageing timer on a device that is down
do not arm the ageing timer on a device that is down. Red Hat rates this important (CVSS 7). Weakness: CWE-825. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat package: kernel-rt.
High [CVE-2026-74597] clear skb2->cb in ip6ip6_err
clear skb2->cb[] in ip6ip6_err(). Red Hat rates this important (CVSS 7). Weakness: CWE-787. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 7; Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9; and 1 more. Affected products named by the advisory: Red Hat package: kernel-rt.
High [CVE-2026-74629] Correct freeing of dmb_clientid_arr
Correct freeing of dmb_clientid_arr. Red Hat rates this moderate (CVSS 7). Weakness: CWE-825. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat package: kernel-rt.
High [CVE-2026-74631] fix splice entry lifetime imbalance in smc_rx_splice
fix splice entry lifetime imbalance in smc_rx_splice. Red Hat rates this moderate (CVSS 7). Weakness: CWE-911. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9; Red Hat package: kernel-rt.
High [CVE-2026-74608] Fix use-after-free in cifs_try_adding_channels
Fix use-after-free in cifs_try_adding_channels(). Red Hat rates this moderate (CVSS 7). Weakness: CWE-825. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9; Red Hat package: kernel-rt.
High [CVE-2026-74586] clear new_transport when removing a peer
clear new_transport when removing a peer. Red Hat rates this important (CVSS 7). Weakness: CWE-825. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 7; Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9; and 1 more. Affected products named by the advisory: Red Hat package: kernel-rt.
High [CVE-2026-74598] fix Route Information option length validation
fix Route Information option length validation. Red Hat rates this moderate (CVSS 7). Weakness: CWE-125. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 6; Red Hat Enterprise Linux 7; Red Hat Enterprise Linux 8; and 2 more. Affected products named by the advisory: Red Hat Enterprise Linux 9; Red Hat package: kernel-rt.
High [CVE-2026-74609] read le->link under the node lock in tipc_node_link_down
read le->link under the node lock in tipc_node_link_down(). Red Hat rates this moderate (CVSS 7). Weakness: CWE-825. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9; Red Hat package: kernel-rt.
High [CVE-2026-74672] acquire init_mm lock on huge vmap to avoid ptdump UAF
acquire init_mm lock on huge vmap to avoid ptdump UAF. Red Hat rates this moderate (CVSS 7). Weakness: CWE-825. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 6; Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9; and 1 more. Affected products named by the advisory: Red Hat package: kernel-rt.
High [CVE-2026-74684] set skb->dev before parsing virtio net header in tap_get_user_xdp
set skb->dev before parsing virtio net header in tap_get_user_xdp(). Red Hat rates this moderate (CVSS 7). Weakness: CWE-476. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9; Red Hat package: kernel-rt.
High [CVE-2026-74682] fix OOB write on Type II inbound URBs
fix OOB write on Type II inbound URBs. Red Hat rates this moderate (CVSS 7). Weakness: CWE-787. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 6; Red Hat Enterprise Linux 7; Red Hat Enterprise Linux 8; and 2 more. Affected products named by the advisory: Red Hat Enterprise Linux 9; Red Hat package: kernel-rt.
High [CVE-2026-74587] fix use-after-free of cached ASCONF chunk
fix use-after-free of cached ASCONF chunk. Red Hat rates this moderate (CVSS 7). Weakness: CWE-825. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 7; Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9; and 1 more. Affected products named by the advisory: Red Hat package: kernel-rt.