Linux · Security advisory · July 7, 2026

RHSA-2026:35840: kernel security update

RHSA-2026:35840, released July 7, 2026, fixes 2 CVEs in kernel (version 6.12.0-55.86.1.el10_0). One of them is being exploited (CVE-2026-53362); 1 on CISA KEV. Patch Radar priority: Patch now.

Patch now1 on CISA KEV
CVEs closed
2
None rated Critical
Exploited
1
CVE-2026-53362
Exploitation more likely
0
Vendor assessment
Highest EPSS
0.0071
53rd percentile

Priority of the 2 CVEs

Patch now 1 Urgent 0 High 1 Routine 0

Fixed package versions

ProductReleaseFixed in
kernelRHEL 106.12.0-55.86.1.el10_0

CVEs this fix closes

PriorityCVETitleImpactCVSSEPSSExploitation
Patch now CVE-2026-53362 ipv6: account for fraggap on the paged allocation path 7.8 0.0071 KEVExploited
High CVE-2026-53366 ipv4: account for fraggap on the paged allocation path 8.5 0.0017 None reported
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