Red Hat Linux Security Advisories & CVEs
2979 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 Red Hat 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 Red Hat advisories
High [CVE-2026-72320] fix catchall element handling with inverted lookups
fix catchall element handling with inverted lookups. Red Hat rates this important (CVSS 7). Weakness: CWE-1025. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat package: kernel-rt.
High [CVE-2026-72151] wait for async KPP completion in tpm_buf_append_salt
wait for async KPP completion in tpm_buf_append_salt. Red Hat rates this moderate (CVSS 7). Weakness: CWE-825. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat package: kernel.
High [CVE-2026-72289] Check the interrupt is still ours before migrating it
Check the interrupt is still ours before migrating it. Red Hat rates this important (CVSS 7). Weakness: CWE-1341. 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-2026-72157] Fix frags overflow by bounding frame_count
Fix frags[] overflow by bounding frame_count. 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-2026-72243] check connect-related permissions on TCP Fast Open
check connect-related permissions on TCP Fast Open. Red Hat rates this moderate (CVSS 7). Weakness: CWE-551. 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-2026-72137] avoid double free on send error
avoid double free on send error. Red Hat rates this important (CVSS 7). Weakness: CWE-1341. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat package: kernel.
High [CVE-2026-72317] pin upper rpc_clnt across the TLS connect_worker
pin upper rpc_clnt across the TLS connect_worker. 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-2026-72255] pin bridge device while NFQUEUE holds fake dst
pin bridge device while NFQUEUE holds fake dst. 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-2026-72139] defer md5sig_info kfree past RCU grace period in tcp_connect
defer md5sig_info kfree past RCU grace period in tcp_connect. Red Hat rates this moderate (CVSS 7). Weakness: CWE-825. Affected products named by the advisory: Red Hat Enterprise Linux 6; Red Hat package: kernel.
High [CVE-2026-72178] always put unsuccessfully committed target pids
always put unsuccessfully committed target pids. Red Hat rates this low (CVSS 7). Weakness: CWE-772. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat package: kernel.
High [CVE-2026-72219] Plug nlm_file leak when nlm_do_fopen fails
Plug nlm_file leak when nlm_do_fopen() fails. Red Hat rates this moderate (CVSS 7). Weakness: CWE-772. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat package: kernel-rt.
High [CVE-2026-72492] fix use-after-free in same_client_has_lease
fix use-after-free in same_client_has_lease(). Red Hat rates this moderate (CVSS 7). Weakness: CWE-825. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat package: kernel.
High [CVE-2026-74364] Reject exclusive maps as inner maps in map-in-map
Reject exclusive maps as inner maps in map-in-map. Red Hat rates this moderate (CVSS 7). Weakness: CWE-551. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat package: kernel.
High [CVE-2026-74405] Fix race between OPP addition and lookup
Fix race between OPP addition and lookup. Red Hat rates this moderate (CVSS 7). Weakness: CWE-911. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat package: kernel-rt.
High [CVE-2026-74271] fix supplied_from allocations
fix supplied_from allocations. 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-2026-72348] mark malformed IPv6 extension headers for hotdrop
mark malformed IPv6 extension headers for hotdrop. Red Hat rates this important (CVSS 7). Weakness: CWE-130. 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-2026-72351] validate REMCSUM private option length
validate REMCSUM private option length. Red Hat rates this moderate (CVSS 7). Weakness: CWE-125.
High [CVE-2026-72442] fix and simplify IP6IP6 tunnel handling
fix and simplify IP6IP6 tunnel handling. Red Hat rates this moderate (CVSS 7). Weakness: CWE-125. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 6; Red Hat package: kernel.
High [CVE-2026-72469] Fix ep kref imbalance on ADDR_CHANGE
Fix ep kref imbalance on ADDR_CHANGE. Red Hat rates this moderate (CVSS 7). Weakness: CWE-911. 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-2026-72451] Fix xfrm state cache insertion race
Fix xfrm state cache insertion race. Red Hat rates this moderate (CVSS 7). Weakness: CWE-367. Affected products named by the advisory: Red Hat Enterprise Linux 6; Red Hat package: kernel.