Red Hat Linux Security Advisories & CVEs
5472 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
High [CVE-2026-64068] Fix missing locking around retry adding new subreqs
Fix missing locking around retry adding new subreqs. Red Hat rates this moderate (CVSS 7). Weakness: CWE-413.
High [CVE-2026-64054] reject duplicate leaves in GROUP request
reject duplicate leaves in GROUP request. Red Hat rates this moderate (CVSS 7). Weakness: CWE-1341.
High [CVE-2026-63928] fix memory corruption with small endpoint
fix memory corruption with small endpoint. Red Hat rates this moderate (CVSS 7). Weakness: CWE-787.
High [CVE-2026-63945] serialize iso_sock_clear_timer with socket lock
serialize iso_sock_clear_timer with socket lock. Red Hat rates this moderate (CVSS 7). Weakness: CWE-476.
High [CVE-2026-64035] set tx buffer type for SMD frames
set tx buffer type for SMD frames. Red Hat rates this moderate (CVSS 7). Weakness: CWE-909.
High [CVE-2026-64117] capture fast-RX rate before mesh reuses skb->cb
capture fast-RX rate before mesh reuses skb->cb. Red Hat rates this moderate (CVSS 7). Weakness: CWE-825.
High [CVE-2026-64114] reject IP_HDRINCL packets with ihl < 5
reject IP_HDRINCL packets with ihl < 5. Red Hat rates this moderate (CVSS 7). Weakness: CWE-805.
High [CVE-2026-64111] hold cred_guard_mutex for lsm_set_self_attr
hold cred_guard_mutex for lsm_set_self_attr(). Red Hat rates this moderate (CVSS 7). Weakness: CWE-412.
High [CVE-2026-64102] Reject MPA FPDU length underflow before signed receive math
Reject MPA FPDU length underflow before signed receive math. Red Hat rates this moderate (CVSS 7). Weakness: CWE-825.
High [CVE-2026-64053] don't overwrite bip_vcnt in bio_integrity_copy_user
don't overwrite bip_vcnt in bio_integrity_copy_user(). Red Hat rates this moderate (CVSS 7). Weakness: CWE-125.
High [CVE-2026-63866] Clear wcid pointer in mt7996_mac_sta_deinit_link
Clear wcid pointer in mt7996_mac_sta_deinit_link(). Red Hat rates this important (CVSS 7). Weakness: CWE-825.
High [CVE-2026-63916] Fix OOB write in wacom_hid_set_device_mode
Fix OOB write in wacom_hid_set_device_mode(). Red Hat rates this moderate (CVSS 7). Weakness: CWE-787.
High [CVE-2026-63875] Flush walk cache when unsharing PMD tables
Flush walk cache when unsharing PMD tables. Red Hat rates this important (CVSS 7). Weakness: CWE-825.
High [CVE-2026-63958] validate connector number in ucsi_connector_change
validate connector number in ucsi_connector_change(). Red Hat rates this moderate (CVSS 7). Weakness: CWE-787.
High [CVE-2026-63889] Widen FPIN pname walker counter to u32
Widen FPIN pname walker counter to u32. Red Hat rates this moderate (CVSS 7). Weakness: CWE-190.
High [CVE-2026-63884] Fix potential UAF in TTM object purge
Fix potential UAF in TTM object purge. Red Hat rates this important (CVSS 7). Weakness: CWE-825.
High [CVE-2026-63899] fix memory corruption with small endpoint
fix memory corruption with small endpoint. Red Hat rates this important (CVSS 7). Weakness: CWE-120.
High [CVE-2026-63924] refresh nh pointer after ipv6_hop_jumbo
refresh nh pointer after ipv6_hop_jumbo(). Red Hat rates this important (CVSS 7). Weakness: CWE-825.
High [CVE-2026-63922] refresh nh after handling HAO option
refresh nh after handling HAO option. Red Hat rates this important (CVSS 7). Weakness: CWE-825.
High [CVE-2026-63886] Validate CHAP_R length before base64 decode
Validate CHAP_R length before base64 decode. Red Hat rates this important (CVSS 7). Weakness: CWE-805.