Red Hat Linux Security Advisories & CVEs
5480 advisories tracked · Red Hat Security Data API · direct feeds checked every minute; rate-limited backstops use a safe source cadence
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Security advisories for your Linux release
Pick your distribution release to see every advisory issued for it and its severity mix. Fixes ship as errata — keep the system patched. This is the release's advisory history, not a per-package scan.
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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 Linux advisories
Medium [CVE-2026-64451] Fix NULL pointer dereference in func_set_flag
Fix NULL pointer dereference in func_set_flag(). Red Hat rates this low (CVSS 5.5). Weakness: CWE-476.
Medium [CVE-2026-64309] ccp - Do not initialize SNP for ioctl(SNP_COMMIT)
ccp - Do not initialize SNP for ioctl(SNP_COMMIT). Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-908.
Medium [CVE-2026-64363] fix UAF on pending key_up_timer in remove
fix UAF on pending key_up_timer in remove(). Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-364.
Medium [CVE-2026-64477] x86,fs/resctrl: Prevent out-of-bounds access while offlining CPU when SNC enabled
x86,fs/resctrl: Prevent out-of-bounds access while offlining CPU when SNC enabled. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-125.
Medium [CVE-2026-64290] Break the loop on failure in iommufd_fault_fops_read
Break the loop on failure in iommufd_fault_fops_read(). Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-835.
Medium [CVE-2026-64433] Fix UAF of hci_conn_params in add_device_complete
Fix UAF of hci_conn_params in add_device_complete. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-413.
Medium [CVE-2026-64325] fix NULL dereference in CSA beacon
fix NULL dereference in CSA beacon. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-476.
Medium [CVE-2026-64406] fix UAF in bt_accept_dequeue
fix UAF in bt_accept_dequeue(). Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-825.
Medium [CVE-2026-64479] Fix uninitialised heap leak in snd_seq_event_dup
Fix uninitialised heap leak in snd_seq_event_dup(). Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-908.
Medium [CVE-2026-64512] Suppress UBSAN warning caused by field misuse
Suppress UBSAN warning caused by field misuse. Red Hat rates this low (CVSS 5.5). Weakness: CWE-1335.
Medium [CVE-2026-64326] skip sync_blockdev on surprise removal in bdev_mark_dead
skip sync_blockdev() on surprise removal in bdev_mark_dead(). Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-390.
Medium [CVE-2026-64332] fix memory leak on registration failure
fix memory leak on registration failure. Red Hat rates this low (CVSS 5.5). Weakness: CWE-772.
Medium [CVE-2026-64524] validate resolution_count and fix WIN8 fallback
validate resolution_count and fix WIN8 fallback. Red Hat rates this moderate (CVSS 5.5).
Medium [CVE-2026-64369] Revert support for DCACHE_WORD_ACCESS
Revert support for DCACHE_WORD_ACCESS. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-835.
Medium [CVE-2026-64281] wake sq waiters when the transport closes
wake sq waiters when the transport closes. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-772.
Medium [CVE-2026-64435] Fix data races of skb_queue_len readers on audit_queue
Fix data races of skb_queue_len() readers on audit_queue. Red Hat rates this low (CVSS 5.5). Weakness: CWE-820.
Medium [CVE-2026-64482] check snd_ctl_new1 return value
check snd_ctl_new1() return value. Red Hat rates this low (CVSS 5.5). Weakness: CWE-476.
Medium [CVE-2026-64338] unregister parport on probe failure
unregister parport on probe failure. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-772.
Medium [CVE-2026-64334] fix hard lockup on disconnect
fix hard lockup on disconnect. Red Hat rates this low (CVSS 5.5). Weakness: CWE-835.
Medium [CVE-2026-64511] Fix possible NULL pointer dereference
Fix possible NULL pointer dereference. Red Hat rates this low (CVSS 5.5). Weakness: CWE-476.