Red Hat Linux Security Advisories & CVEs
3200 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-2026-53379] free control handler on error in ov8856_init_controls
free control handler on error in ov8856_init_controls(). Red Hat rates this low (CVSS 5.5). Weakness: CWE-772.
Medium [CVE-2026-53376] Add upper bound check for num_of_nodes
Add upper bound check for num_of_nodes. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-125.
Medium [CVE-2026-53375] Prevent partial address patches
Prevent partial address patches. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-787.
Medium [CVE-2026-53400] fix adapter registration race
fix adapter registration race. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-824.
Medium [CVE-2026-53385] fix null-ptr-deref in vcs_notifier during concurrent vcs_write
fix null-ptr-deref in vcs_notifier() during concurrent vcs_write. Red Hat rates this low (CVSS 5.5). Weakness: CWE-476.
Medium [CVE-2026-63804] fix use-after-free in gfs2_qd_dealloc
fix use-after-free in gfs2_qd_dealloc. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-825.
Medium [CVE-2026-63832] add wcid publish check in mt76_sta_add
add wcid publish check in mt76_sta_add. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-464.
Medium [CVE-2026-53403] Fix fb_new_modelist to prevent null-ptr-deref in fb_videomode_to_var
Fix fb_new_modelist to prevent null-ptr-deref in fb_videomode_to_var. Red Hat rates this low (CVSS 5.5). Weakness: CWE-476.
Medium [CVE-2026-63821] fix memory leaks on USB write failures
fix memory leaks on USB write failures. Red Hat rates this low (CVSS 5.5). Weakness: CWE-772.
Medium [CVE-2026-63810] Avoid mounting the bdev pseudo-filesystem in userspace
Avoid mounting the bdev pseudo-filesystem in userspace. Red Hat rates this low (CVSS 5.5). Weakness: CWE-476.
Medium [CVE-2026-53402] fix out-of-bounds read in err_out of fbcon_do_set_font
fix out-of-bounds read in err_out of fbcon_do_set_font(). Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-125.
Medium [CVE-2026-53394] avoid leaking pre-allocated openowner on unconfirmed retry race
avoid leaking pre-allocated openowner on unconfirmed retry race. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-772.
Medium [CVE-2026-63822] fix warning when unbinding
fix warning when unbinding. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-1341.
Medium [CVE-2026-53387] add bounds check to veml6075_it_ms index
add bounds check to veml6075_it_ms index. Red Hat rates this moderate. Weakness: CWE-787.
Medium [CVE-2026-63803] sync per-proto timers before freeing hdlc state
sync per-proto timers before freeing hdlc state. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-825.
Medium [CVE-2026-63834] restrict number of unacked list entries
restrict number of unacked list entries. Red Hat rates this moderate. Weakness: CWE-770.
Medium [CVE-2026-63847] set no_user_fence for JPEG v2.5 ring
set no_user_fence for JPEG v2.5 ring. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-1287.
Medium [CVE-2026-63851] set no_user_fence for VCN v4.0.5 enc ring
set no_user_fence for VCN v4.0.5 enc ring. Red Hat rates this low (CVSS 5.5). Weakness: CWE-229.
Medium [CVE-2026-63849] set no_user_fence for VCN v5.0.1 enc ring
set no_user_fence for VCN v5.0.1 enc ring. Red Hat rates this low (CVSS 5.5). Weakness: CWE-1287.
Medium [CVE-2026-63841] set no_user_fence for JPEG v5.0.1 ring
set no_user_fence for JPEG v5.0.1 ring. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-241.