Red Hat Linux Linux Kernel Vulnerabilities & Security Advisories
2121 advisories tracked · Red Hat Security Data API · 1 listed in the CISA Known Exploited Vulnerabilities catalog
Every row below is a published Red Hat Linux advisory that VulniPulse classified as Linux Kernel, with the CVEs, affected and fixed releases and exploitation status the vendor stated. Severity mix: 773 high, 1345 medium, 1 low.
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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 Linux Kernel advisories
Medium [CVE-2026-72367] guard io_size EOF trim against concurrent truncate underflow
guard io_size EOF trim against concurrent truncate underflow. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-191. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat package: kernel.
Medium [CVE-2026-72464] Repost Receive buffers for malformed replies
Repost Receive buffers for malformed replies. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-770. 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-2026-72363] Fix folio state after ENOMEM whilst under writeback iteration
Fix folio state after ENOMEM whilst under writeback iteration. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-413. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat package: kernel.
Medium [CVE-2026-72404] fix UAF in cleanup_bearer due to premature dst_cache_destroy
fix UAF in cleanup_bearer() due to premature dst_cache_destroy(). 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-2026-72421] Don't ignore error route in local/main tables
Don't ignore error route in local/main tables. Red Hat rates this low (CVSS 5.5). Weakness: CWE-390. 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-2026-72390] Introduce slaves_lock to avoid race condition and UAF
Introduce slaves_lock to avoid race condition and UAF. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-825. Affected products named by the advisory: Red Hat Enterprise Linux 6; Red Hat Enterprise Linux 7; Red Hat Enterprise Linux 8; Red Hat package: kernel-rt.
Medium [CVE-2026-72435] fix order of kfree_rcu and rcu_assign_pointer
fix order of kfree_rcu() and rcu_assign_pointer(). 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-2026-72343] Fix HV VHCA stats zero-sized buffer allocation
Fix HV VHCA stats zero-sized buffer allocation. 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 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-2026-72350] reject invalid shift counts
reject invalid shift counts. Red Hat rates this low (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 1 more. Affected products named by the advisory: Red Hat package: kernel-rt.
Medium [CVE-2026-72355] Fix barriering when walking subrequest list
Fix barriering when walking subrequest list. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-367. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat package: kernel.
Medium [CVE-2026-72347] reject invalid shift parameters
reject invalid shift parameters. Red Hat rates this low (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 8; Red Hat Enterprise Linux 9; and 1 more. Affected products named by the advisory: Red Hat package: kernel-rt.
Medium [CVE-2026-72344] TC, skip peer flow cleanup when LAG seq is unavailable
TC, skip peer flow cleanup when LAG seq is unavailable. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-476. Affected products named by the advisory: Red Hat Enterprise Linux 6; Red Hat package: kernel.
Medium [CVE-2026-72468] Initialize re_id before removal registration
Initialize re_id before removal registration. 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 6; Red Hat Enterprise Linux 9; Red Hat package: kernel-rt.
Medium [CVE-2026-72365] Fix writethrough to use collection offload
Fix writethrough to use collection offload. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-821. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat package: kernel.
Medium [CVE-2026-72415] Validate written enum value in ge_put_enum_double
Validate written enum value in ge_put_enum_double(). 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-2026-72444] check device type before reading ETH_ADDRS
check device type before reading ETH_ADDRS. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-824. 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-2026-72437] free r1_bio when REQ_NOWAIT is set and read would block on retry
free r1_bio when REQ_NOWAIT is set and read would block on retry. 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 8; Red Hat Enterprise Linux 9; and 1 more. Affected products named by the advisory: Red Hat package: kernel-rt.
Medium [CVE-2026-72425] fix FDIR CTRL VSI resource leak in ice_reset_all_vfs
fix FDIR CTRL VSI resource leak in ice_reset_all_vfs(). 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 8; Red Hat Enterprise Linux 9; Red Hat package: kernel-rt.
Medium [CVE-2026-72368] Fix double unlock in nomem_d_alloc error path
Fix double unlock in nomem_d_alloc error path. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-832. Affected products named by the advisory: Red Hat Enterprise Linux 6; Red Hat package: kernel.
Medium [CVE-2026-72369] avoid overflow in bitmap block count calculation
avoid overflow in bitmap block count calculation. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-824. Affected products named by the advisory: Red Hat Enterprise Linux 6; Red Hat package: kernel.