Linux kernel stable maintainers security patch release for CVE-2026-53359
Security Patch Release
Summary
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The Linux kernel shipped stable fixes for CVE-2026-53359, closing a KVM use-after-free on x86 hosts with nested virtualization. The fix reached 7.1.3, 6.18.38, 6.12.95, 6.6.144, 6.1.177, 5.15.211, and 5.10.260 on July 4, 2026. Administrators should verify vendor backports and apply the update quickly because a guest can drive the flaw into host panic or host code execution.
Timeline
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06.07.2026 20:37 1 articles · 3d ago
Linux kernel merges commit 81ccda30b4e8 for CVE-2026-53359
Mitigation Patch UpdateCommit 81ccda30b4e8 was merged into Linux mainline on June 19, 2026, landing the fix for the KVM shadow MMU use-after-free tracked as CVE-2026-53359.
Show sources
- 16-Year-Old Linux KVM Flaw Lets Guest VMs Escape to Host on Intel and AMD x86 Systems — thehackernews.com — 06.07.2026 20:37
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06.07.2026 20:37 1 articles · 3d ago
Stable Linux kernels ship the CVE-2026-53359 fix
Mitigation Patch UpdateStable Linux kernel branches shipped the CVE-2026-53359 fix on July 4, 2026, including 7.1.3, 6.18.38, 6.12.95, 6.6.144, 6.1.177, 5.15.211, and 5.10.260.
Show sources
- 16-Year-Old Linux KVM Flaw Lets Guest VMs Escape to Host on Intel and AMD x86 Systems — thehackernews.com — 06.07.2026 20:37
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06.07.2026 20:37 1 articles · 3d ago
Debian and SUSE update CVE-2026-53359 patch status
Mitigation Patch UpdateUpdated July 6, 2026, distribution trackers showed Debian fixed DSA-6381-1 for testing/trixie and unstable/sid on July 5 while bookworm and bullseye remained vulnerable, and SUSE/openSUSE kept most affected products pending in QA with backports and vendor advisories still rolling out.
Show sources
- 16-Year-Old Linux KVM Flaw Lets Guest VMs Escape to Host on Intel and AMD x86 Systems — thehackernews.com — 06.07.2026 20:37