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High [CVE-2026-74378] Fix TOCTOU heap overflow in get_srq_wqe
Fix TOCTOU heap overflow in get_srq_wqe. Red Hat rates this moderate (CVSS 7). Weakness: CWE-131. Affected products named by the advisory: Red Hat Enterprise Linux 7; Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9; Red Hat package: kernel-rt.
High [CVE-2026-74430] Fix ACKALL packet handling
Fix ACKALL packet handling. Red Hat rates this moderate (CVSS 7). Weakness: CWE-476. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat package: kernel.
High [CVE-2026-74391] Bound synthetic-field strings with seq_buf
Bound synthetic-field strings with seq_buf. Red Hat rates this moderate (CVSS 7). Weakness: CWE-120. 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-2026-74394] fix integer overflow in immediate data length check
fix integer overflow in immediate data length check. Red Hat rates this important (CVSS 7). Weakness: CWE-190. 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-2026-74359] configfs_lookup: don't leave ->s_dentry dangling on failure
configfs_lookup(): don't leave ->s_dentry dangling on failure. 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-2026-74315] Avoid hashing uninitialized bytes in nlm4svc_lookup_file
Avoid hashing uninitialized bytes in nlm4svc_lookup_file(). Red Hat rates this moderate (CVSS 7). Weakness: CWE-908. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat package: kernel.
High [CVE-2026-74398] bail out of dad_failure when state is no longer POSTDAD
bail out of dad_failure when state is no longer POSTDAD. 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-2026-74390] Fix out-of-bounds write in irdma_copy_user_pgaddrs
Fix out-of-bounds write in irdma_copy_user_pgaddrs. 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 8; Red Hat Enterprise Linux 9; Red Hat package: kernel-rt.
High [CVE-2026-74283] require net admin for TIPCv2 netlink mutators
require net admin for TIPCv2 netlink mutators. Red Hat rates this important (CVSS 7). Weakness: CWE-266. 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-2026-74492] do not update comments from kernel-side hash adds
do not update comments from kernel-side hash adds. 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-2026-74439] Clear Present bit before tearing down scalable-mode context entry
Clear Present bit before tearing down scalable-mode context entry. 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 9; Red Hat package: kernel-rt.
High [CVE-2026-74436] serialize kernel accept preallocation with socket teardown
serialize kernel accept preallocation with socket teardown. 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-2026-74446] hold event_mutex while checkpointing CRIU events
hold event_mutex while checkpointing CRIU events. 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 8; Red Hat Enterprise Linux 9; Red Hat package: kernel-rt.
High [CVE-2026-74476] convert frag_list skbs before running XDP
convert frag_list skbs before running XDP. Red Hat rates this important (CVSS 7). Weakness: CWE-125. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat package: kernel-rt.
High [CVE-2026-74509] Fix advertising data UAFs
Fix advertising data UAFs. 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 8; Red Hat Enterprise Linux 9; Red Hat package: kernel-rt.
High [CVE-2026-74510] fix UAF in pair command cancellation
fix UAF in pair command cancellation. 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-2026-74452] reject firmware sections with oversized data
reject firmware sections with oversized data. Red Hat rates this moderate (CVSS 7). Weakness: CWE-120.
High [CVE-2026-74574] fix fdev setup failure cleanup in idxd_cdev_open
fix fdev setup failure cleanup in idxd_cdev_open(). Red Hat rates this important (CVSS 7). Weakness: CWE-833. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat package: kernel-rt.
High [CVE-2026-74533] fix race of kfree vs kref_get_unless_zero
fix race of kfree vs kref_get_unless_zero. 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 9; Red Hat package: kernel-rt.
High [CVE-2026-74447] fix uint32_t overflow in EOP ring buffer size alignment
fix uint32_t overflow in EOP ring buffer size alignment. 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 9; Red Hat package: kernel-rt.