Red Hat Linux Security Advisories & CVEs
3176 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
Medium [CVE-2026-74423] Fix leak when pinning ubuf pages
Fix leak when pinning ubuf pages. Red Hat rates this low (CVSS 5.5). Weakness: CWE-772.
Medium [CVE-2026-74336] bound S1G TIM PVB walk to the TIM element
bound S1G TIM PVB walk to the TIM element. 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 6; Red Hat Enterprise Linux 9; Red Hat package: kernel-rt.
Medium [CVE-2026-74413] fix wrong pci_get_drvdata type in AER handlers
fix wrong pci_get_drvdata type in AER handlers. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-843. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat package: kernel-rt.
Medium [CVE-2026-74332] Bound DAI link iteration
Bound DAI link iteration. 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-2026-74346] Fix OOB read during CQ MR registration
Fix OOB read during CQ MR registration. 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 8; Red Hat Enterprise Linux 9; Red Hat package: kernel-rt.
Medium [CVE-2026-74347] detach dataplane timeout policy and repurpose refcount
detach dataplane timeout policy and repurpose refcount. 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 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-2026-74342] link kn to its parent before the LSM init hook
link kn to its parent before the LSM init hook. 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 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-2026-74377] Copy WQE to local buffer in non-SRQ receive path
Copy WQE to local buffer in non-SRQ receive path. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-125. Affected products named by the advisory: Red Hat Enterprise Linux 7; Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9; Red Hat package: kernel-rt.
Medium [CVE-2026-74368] fix memory leak in ath12k_wifi7_dp_rx_h_verify_tkip_mic
fix memory leak in ath12k_wifi7_dp_rx_h_verify_tkip_mic(). Red Hat rates this moderate (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.
Medium [CVE-2026-74267] Do not call qdisc_tree_reduce_backlog during peek before restoring qlen
Do not call qdisc_tree_reduce_backlog during peek before restoring qlen. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-805. Affected products named by the advisory: Red Hat Enterprise Linux 7; Red Hat Enterprise Linux 8; Red Hat package: kernel-rt.
Medium [CVE-2026-74275] Fix out-of-bounds access in cxl_cancel_auto_attach
Fix out-of-bounds access in cxl_cancel_auto_attach(). Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-1285.
Medium [CVE-2026-74397] Fix transport-domain rollback and initialize lb mutex earlier
Fix transport-domain rollback and initialize lb mutex earlier. 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 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-2026-74297] Fix undefined shift of user RQ WQE size
Fix undefined shift of user RQ WQE size. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-1335. 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-2026-74409] add bounds check on firmware mac_id in link lookup
add bounds check on firmware mac_id in link lookup. 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-2026-74418] Fix potential tracepoint null pointer dereferences
Fix potential tracepoint null pointer dereferences. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-476.
Medium [CVE-2026-74396] Fix UMR XLT cleanup on ODP populate failure
Fix UMR XLT cleanup on ODP populate failure. 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.
Medium [CVE-2026-74381] Allow entries in BO caches to be freed
Allow entries in BO caches to be freed. 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 9; Red Hat package: kernel-rt.
Medium [CVE-2026-74422] Switch to drmm_kzalloc
Switch to drmm_kzalloc(). Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-825.
Medium [CVE-2026-74424] fix NULL pointer dereference for a console without vc_data
fix NULL pointer dereference for a console without vc_data. Red Hat rates this low (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-2026-74415] fix use-after-free when driver unbind
fix use-after-free when driver unbind. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-825.