Red Hat Linux Linux Kernel Vulnerabilities & Security Advisories
2125 advisories tracked · Red Hat Security Data API · 1 listed in the CISA Known Exploited Vulnerabilities catalog
Every row below is a published Red Hat Linux advisory that VulniPulse classified as Linux Kernel, with the CVEs, affected and fixed releases and exploitation status the vendor stated. Severity mix: 775 high, 1347 medium, 1 low.
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Red Hat Security Data API
Red Hat Enterprise Linux errata (RHSA) via the official Red Hat Security Data API — CVE severity, CVSS and affected packages. A credential-free official source.
Latest Red Hat Linux Kernel advisories
Medium [CVE-2026-74325] use kfree_rcu for offchannel link in mt76_put_vif_phy_link
use kfree_rcu for offchannel link in mt76_put_vif_phy_link. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-825. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat package: kernel-rt.
Medium [CVE-2026-74335] Fix NULL pointer dereference in bpf_task_from_vpid
Fix NULL pointer dereference in bpf_task_from_vpid(). Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-476. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat package: kernel.
Medium [CVE-2026-74408] fix OOB access from firmware tx status queue ID
fix OOB access from firmware tx status queue ID. Red Hat rates this moderate (CVSS 5.5). 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.
Medium [CVE-2026-74371] fix BPF_PROG_QUERY OOB write and cgroup backward compat
fix BPF_PROG_QUERY OOB write and cgroup backward compat. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-787. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat package: kernel.
Medium [CVE-2026-74331] Fix recursive lock in device_cache_fw_images
Fix recursive lock in device_cache_fw_images(). Red Hat rates this low (CVSS 5.5). Weakness: CWE-833. 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.
Medium [CVE-2026-74407] cancel SSR work items during PCI shutdown
cancel SSR work items during PCI shutdown. Red Hat rates this moderate (CVSS 5.5). 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.
Medium [CVE-2026-74366] fix NULL deref in change_sta_links for unready link
fix NULL deref in change_sta_links for unready link. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-476. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat package: kernel-rt.
Medium [CVE-2026-74282] prevent snt_unacked underflow on CONN_ACK
prevent snt_unacked underflow on CONN_ACK. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-191. 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.
Medium [CVE-2026-74400] fix crash in bpf_[set|remove]_dentry_xattr for negative dentries
fix crash in bpf_[set|remove]_dentry_xattr for negative dentries. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-476. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat package: kernel.
Medium [CVE-2026-74295] Validate written enum value
Validate written enum value. Red Hat rates this low (CVSS 5.5). Weakness: CWE-125. 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.
Medium [CVE-2026-74302] Fix UAF in hci_unregister_dev
Fix UAF in hci_unregister_dev(). Red Hat rates this moderate (CVSS 5.5). 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.
Medium [CVE-2026-74367] fix inconsistent arvif state in vdev_create error paths
fix inconsistent arvif state in vdev_create error paths. Red Hat rates this low (CVSS 5.5). Weakness: CWE-390. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat package: kernel-rt.
Medium [CVE-2026-74273] Block region delete during region creation
Block region delete during region creation. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-367. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat package: kernel-rt.
Medium [CVE-2026-74432] Fix leak of released call in recvmsg(MSG_PEEK)
Fix leak of released call in recvmsg(MSG_PEEK). Red Hat rates this low (CVSS 5.5). Weakness: CWE-911. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat package: kernel.
Medium [CVE-2026-74284] Don't make class passive twice
Don't make class passive twice. Red Hat rates this low (CVSS 5.5). Weakness: CWE-821. 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.
Medium [CVE-2026-74395] Fix devx subscribe-event unwind NULL dereference
Fix devx subscribe-event unwind NULL dereference. Red Hat rates this moderate (CVSS 5.5). 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.
Medium [CVE-2026-74393] Fix memory leak in drm_syncobj_find_fence
Fix memory leak in drm_syncobj_find_fence(). Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-771. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat package: kernel-rt.
Medium [CVE-2026-74288] Don't dump dying fib_rule in fib_rules_dump
Don't dump dying fib_rule in fib_rules_dump(). Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-911. 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.
Medium [CVE-2026-74361] fix FDP fdpcidx bounds check
fix FDP fdpcidx bounds check. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-125. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat package: kernel-rt.
Medium [CVE-2026-74326] fix resource leak in probe error path
fix resource leak in probe error path. Red Hat rates this low (CVSS 5.5). Weakness: CWE-772. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat package: kernel-rt.