Red Hat Linux Security Advisories & CVEs
5477 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 Linux 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 Linux advisories
Unknown [CVE-2026-64503] fix runtime PM imbalance on write_raw error
fix runtime PM imbalance on write_raw() error. Red Hat rates this a security issue. Weakness: CWE-772.
Unknown [CVE-2026-64505] add length check for header
add length check for header. Red Hat rates this a security issue. Weakness: CWE-125.
Unknown [CVE-2026-64257] reject overlapping data areas in SMB2 responses
reject overlapping data areas in SMB2 responses. Red Hat rates this a security issue. Weakness: CWE-130.
Unknown [CVE-2026-64445] fix WEP length underflow and OOB read in OnAuth
fix WEP length underflow and OOB read in OnAuth(). Red Hat rates this a security issue. Weakness: CWE-125.
Unknown [CVE-2026-64302] Fix freeing of PMD-sized vmemmap pages
Fix freeing of PMD-sized vmemmap pages. Red Hat rates this a security issue. Weakness: CWE-772.
Unknown [CVE-2026-64425] re-check IO_WQ_BIT_EXIT for each linked work item
re-check IO_WQ_BIT_EXIT for each linked work item. Red Hat rates this a security issue. Weakness: CWE-1050.
Unknown [CVE-2026-64263] fix moving cancelled entry to ent_in_userspace list
fix moving cancelled entry to ent_in_userspace list. Red Hat rates this a security issue. Weakness: CWE-476.
Unknown [CVE-2026-64506] correct drop logic for malformed AMPDU frames
correct drop logic for malformed AMPDU frames. Red Hat rates this a security issue. Weakness: CWE-841.
Unknown [CVE-2026-64518] Fix out-of-bounds access for twsk in tcp_ao_established_key
Fix out-of-bounds access for twsk in tcp_ao_established_key(). Red Hat rates this a security issue. Weakness: CWE-787.
Unknown [CVE-2026-64461] Fix IRQ domain leak when port fails to enable
Fix IRQ domain leak when port fails to enable. Red Hat rates this a security issue. Weakness: CWE-772.
Unknown [CVE-2026-64348] free iso schedules on failed submit
free iso schedules on failed submit. Red Hat rates this a security issue. Weakness: CWE-772.
Unknown [CVE-2026-64358] cancel workqueue on release for supported platforms only
cancel workqueue on release for supported platforms only. Red Hat rates this a security issue. Weakness: CWE-476.
Unknown [CVE-2026-64521] fix deadlock issue
fix deadlock issue. Red Hat rates this a security issue. Weakness: CWE-764.
Unknown [CVE-2026-64272] mms114 - fix touch indexing for MMS134S and MMS136
mms114 - fix touch indexing for MMS134S and MMS136. Red Hat rates this a security issue. Weakness: CWE-125.
Unknown [CVE-2026-64443] fix OOB read in update_beacon_info IE loop
fix OOB read in update_beacon_info() IE loop. Red Hat rates this a security issue. Weakness: CWE-125.
Unknown [CVE-2026-64447] fix double-free and use-after-free in error paths
fix double-free and use-after-free in error paths. Red Hat rates this a security issue. Weakness: CWE-1341.
Unknown [CVE-2026-64258] remove request-less entries from ent_w_req_queue to fix NULL deref
remove request-less entries from ent_w_req_queue to fix NULL deref. Red Hat rates this a security issue. Weakness: CWE-476.
Unknown [CVE-2026-64528] Remove redundant port lock acquisition in rx helpers
Remove redundant port lock acquisition in rx helpers. Red Hat rates this a security issue. Weakness: CWE-833.
Unknown [CVE-2026-64399] add permission checks for FSCTL_DUPLICATE_EXTENTS_TO_FILE
add permission checks for FSCTL_DUPLICATE_EXTENTS_TO_FILE. Red Hat rates this a security issue. Weakness: CWE-250.
Unknown [CVE-2026-64392] use opener credentials for delete-on-close
use opener credentials for delete-on-close. Red Hat rates this a security issue. Weakness: CWE-270.