Red Hat Linux Security Advisories & CVEs
5475 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-2026-64212] don't dereference a pointer before NULL checking it
don't dereference a pointer before NULL checking it. Red Hat rates this moderate (CVSS 5.5).
Medium [CVE-2026-64228] avoid NULL deref when PHY driver is unbound
avoid NULL deref when PHY driver is unbound. Red Hat rates this low (CVSS 5.5). Weakness: CWE-476.
Medium [CVE-2026-64232] recompute nr_integrity_segments in blk_insert_cloned_request
recompute nr_integrity_segments in blk_insert_cloned_request. Red Hat rates this low (CVSS 5.5).
Medium [CVE-2026-64235] Relocate %rip-relative percpu refs in dynamic trampolines
Relocate %rip-relative percpu refs in dynamic trampolines. Red Hat rates this moderate (CVSS 5.5).
Medium [CVE-2026-64237] elan_i2c - validate firmware size before use
elan_i2c - validate firmware size before use. Red Hat rates this low (CVSS 5.5). Weakness: CWE-125.
Medium [CVE-2026-64229] Disable broadcast TLB flush when PCID is disabled
Disable broadcast TLB flush when PCID is disabled. Red Hat rates this low (CVSS 5.5). Weakness: CWE-476.
Medium [CVE-2026-64224] fix double free in rvu_rep_rsrc_init
fix double free in rvu_rep_rsrc_init(). Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-763.
Medium [CVE-2026-64213] (lm90) Add lock protection to lm90_alert
(lm90) Add lock protection to lm90_alert. Red Hat rates this low (CVSS 5.5). Weakness: CWE-820.
Medium [CVE-2026-64214] Remove redundant preempt_disable|enable calls from arch_irq_work_raise
Remove redundant preempt_disable|enable() calls from arch_irq_work_raise(). Red Hat rates this low (CVSS 5.5).
Medium [CVE-2026-64220] device property: set fwnode->secondary to NULL in fwnode_init
device property: set fwnode->secondary to NULL in fwnode_init(). Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-824.
Medium [CVE-2026-64243] Fix enum control bounds check
Fix enum control bounds check. Red Hat rates this moderate (CVSS 5.5).
Medium [CVE-2026-64231] don't dump registers past the mapped region
don't dump registers past the mapped region. Red Hat rates this low (CVSS 5.5). Weakness: CWE-131.
Medium [CVE-2026-64223] consume only present negotiated TTLM maps
consume only present negotiated TTLM maps. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-125.
Medium [CVE-2026-64244] set mem->altmap after successful device registration
set mem->altmap after successful device registration. Red Hat rates this low (CVSS 5.5).
Medium [CVE-2026-64253] clear PF_BLOCK_TS in copy_process
clear PF_BLOCK_TS in copy_process(). Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-476.
Medium [CVE-2026-64222] avoid double free of pool->stack on AQ init failure
avoid double free of pool->stack on AQ init failure. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-1341.
Medium [CVE-2026-64239] delete tried region in regions_rmdirs
delete tried region in regions_rmdirs(). Red Hat rates this moderate (CVSS 5.5).
Medium [CVE-2026-64210] Fix unlocked writing to ICOSQ
Fix unlocked writing to ICOSQ. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-820.
Medium [CVE-2026-64225] add bounds check to cgx_speed_mbps index
add bounds check to cgx_speed_mbps index. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-125.
Medium [CVE-2026-64233] hold opts->lock across XU walks in uvc_function_bind
hold opts->lock across XU walks in uvc_function_bind. Red Hat rates this moderate.