Red Hat Linux Linux Kernel Vulnerabilities & Security Advisories
3506 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: 1041 high, 2347 medium, 116 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-2026-98879] handle set_blocksize failures
handle set_blocksize failures. Red Hat rates this moderate (CVSS 4.4). Weakness: CWE-617. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat package: kernel.
Medium [CVE-2026-98895] HWS, Handle destroying table that has a miss table
HWS, Handle destroying table that has a miss table. Red Hat rates this moderate (CVSS 4.4). 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 OpenShift Container Platform 4; and 1 more. Affected products named by the advisory: Red Hat package: kernel.
Medium [CVE-2026-98889] fix sched scan IE sizing
fix sched scan IE sizing. Red Hat rates this moderate (CVSS 6.7). Weakness: CWE-120. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9; Red Hat OpenShift Container Platform 4; and 1 more. Affected products named by the advisory: Red Hat package: kernel-rt.
Medium [CVE-2026-98888] Allow reentering kprobes while single-stepping
Allow reentering kprobes while single-stepping. Red Hat rates this moderate (CVSS 4.4). Weakness: CWE-1265. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9; Red Hat OpenShift Container Platform 4; and 1 more. Affected products named by the advisory: Red Hat package: kernel-rt.
Medium [CVE-2026-98877] Don't advertise VLPIs if no ITS is probed
Don't advertise VLPIs if no ITS is probed. Red Hat rates this moderate (CVSS 4.7). 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 OpenShift Container Platform 4; and 1 more. Affected products named by the advisory: Red Hat package: kernel-rt.
Medium [CVE-2026-98886] return errors from Oaktrail HDMI I2C reads
return errors from Oaktrail HDMI I2C reads. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-835. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 7; Red Hat Enterprise Linux 8; Red Hat OpenShift Container Platform 4; and 1 more. Affected products named by the advisory: Red Hat package: kernel-rt.
Medium [CVE-2026-98896] Keep the domain reference while processing hotplug
Keep the domain reference while processing hotplug. Red Hat rates this moderate (CVSS 4.1). 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 2 more. Affected products named by the advisory: Red Hat OpenShift Container Platform 4; Red Hat package: kernel-rt.
Medium [CVE-2026-98884] Add validation for host-provided max_segs
Add validation for host-provided max_segs. Red Hat rates this moderate (CVSS 4.4). Weakness: CWE-1284. 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 2 more. Affected products named by the advisory: Red Hat OpenShift Container Platform 4; Red Hat package: kernel-rt.
Medium [CVE-2026-98903] Add a channel shutdown field
Add a channel shutdown field. Red Hat rates this moderate (CVSS 4.1). Weakness: CWE-366. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat OpenShift Container Platform 4; Red Hat package: kernel-rt.
Medium [CVE-2026-98897] don't hold ci->m_lock while waiting for a lease break ack
don't hold ci->m_lock while waiting for a lease break ack. Red Hat rates this moderate (CVSS 4.3). Weakness: CWE-833. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat package: kernel.
Medium [CVE-2026-98898] Don't schedule thermal work when queue isn't initialized
Don't schedule thermal work when queue isn't initialized. Red Hat rates this moderate (CVSS 4.7). Weakness: CWE-908. 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 2 more. Affected products named by the advisory: Red Hat OpenShift Container Platform 4; Red Hat package: kernel-rt.
Medium [CVE-2026-98902] let stripe batch bm_seq comparison wrap-safe
let stripe batch bm_seq comparison wrap-safe. Red Hat rates this moderate (CVSS 4.7). Weakness: CWE-190. 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 3 more. Affected products named by the advisory: Red Hat Enterprise Linux 9; Red Hat OpenShift Container Platform 4; Red Hat package: kernel-rt.
Medium [CVE-2026-99073] stop exception dump when nexthop group shrinks
stop exception dump when nexthop group shrinks. 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 9; Red Hat OpenShift Container Platform 4; and 1 more. Affected products named by the advisory: Red Hat package: kernel.
Medium [CVE-2026-99079] Prevent stale XSK buffer release on refill retry
Prevent stale XSK buffer release on refill retry. Red Hat rates this moderate (CVSS 5.9). Weakness: CWE-1341. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 6; Red Hat Enterprise Linux 9; Red Hat OpenShift Container Platform 4; and 1 more. Affected products named by the advisory: Red Hat package: kernel.
Medium [CVE-2026-99074] stop PMTU walk when nexthop group shrinks
stop PMTU walk when nexthop group shrinks. 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-2026-99082] Use active memslots for the per-vCPU MMIO cache
Use active memslots for the per-vCPU MMIO cache. Red Hat rates this moderate (CVSS 5.6). Weakness: CWE-617. 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 3 more. Affected products named by the advisory: Red Hat Enterprise Linux 9; Red Hat OpenShift Container Platform 4; Red Hat package: kernel-rt.
Medium [CVE-2026-99081] fix DMA mapping length for padded small packets
fix DMA mapping length for padded small packets. Red Hat rates this moderate (CVSS 5.3). Weakness: CWE-125. 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 2 more. Affected products named by the advisory: Red Hat OpenShift Container Platform 4; Red Hat package: kernel-rt.
Medium [CVE-2026-98907] protect sb_write_pointer with invalidate lock
protect sb_write_pointer() with invalidate lock. Red Hat rates this moderate (CVSS 4.1). Weakness: CWE-413. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat package: kernel.
Medium [CVE-2026-98911] fix the error path in dpaa2_switch_rx
fix the error path in dpaa2_switch_rx(). Red Hat rates this moderate (CVSS 5.3). Weakness: CWE-763. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat OpenShift Container Platform 4; Red Hat package: kernel.
Medium [CVE-2026-98904] Use devm_pm_runtime_enable
Use devm_pm_runtime_enable(). Red Hat rates this moderate (CVSS 4.1). Weakness: CWE-366. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat OpenShift Container Platform 4; Red Hat package: kernel-rt.