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-2026-74526] Fix potential deadlock in mpi3mr_fault_uevent_emit
Fix potential deadlock in mpi3mr_fault_uevent_emit. Red Hat rates this low (CVSS 5.5). Weakness: CWE-833. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat package: kernel-rt.
Medium [CVE-2026-74482] unlock i_mmap_rwsem before releasing after-split folios
unlock i_mmap_rwsem before releasing after-split folios. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-825. 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-2026-74521] use memcmp to compare ClientGUIDs
use memcmp() to compare ClientGUIDs. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-1025.
Medium [CVE-2026-74514] Fix memory accounting for pinned/unpinned pages
Fix memory accounting for pinned/unpinned pages. Red Hat rates this low (CVSS 5.5). Weakness: CWE-911. 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-2026-74453] Zero the tile state data array before each BIN job
Zero the tile state data array before each BIN job. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-908.
Medium [CVE-2026-74450] fix pptable use-after-free
fix pptable use-after-free. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-825. 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.
Medium [CVE-2026-74477] Fix NULL pointer dereference in hprobe_expire
Fix NULL pointer dereference in hprobe_expire(). Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-476.
Medium [CVE-2026-74536] fix leaking sk after socket release
fix leaking sk after socket release. Red Hat rates this low (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-2026-74460] validate CPC message lengths
validate CPC message lengths. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-130. 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-2026-74532] Validate length before parsing diagnostics TLV
Validate length before parsing diagnostics TLV. 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-2026-74497] Clamp frame size in implicit-feedback mode
Clamp frame size in implicit-feedback mode. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-787. 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-2026-74505] Fix UAF at error handling during probe
Fix UAF at error handling during probe. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-825. 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-2026-74461] Cancel hrtimer before clearing slave pointer
Cancel hrtimer before clearing slave pointer. 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 9; Red Hat package: kernel-rt.
Medium [CVE-2026-74404] ccp - Fix snp_filter_reserved_mem_regions off-by-one
ccp - Fix snp_filter_reserved_mem_regions() off-by-one. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-787. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat package: kernel-rt.
Medium [CVE-2026-74341] fix heap overflow from oversized firmware HAL response
fix heap overflow from oversized firmware HAL response. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-120.
Medium [CVE-2026-74280] marvell/octeontx - fix DMA cleanup using wrong loop index
marvell/octeontx - fix DMA cleanup using wrong loop index. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-1285.
Medium [CVE-2026-74386] fix page fragment cache leak in error path
fix page fragment cache leak in error path. 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 8; Red Hat Enterprise Linux 9; Red Hat package: kernel-rt.
Medium [CVE-2026-74272] Resolve region deletion races
Resolve region deletion races. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-367. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat package: kernel-rt.
Medium [CVE-2026-74324] validate skb length in testmode query
validate skb length in testmode query. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-125.
Medium [CVE-2026-74411] Correct data type for scan index to avoid infinite loop
Correct data type for scan index to avoid infinite loop. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-190. 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.