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USN-8389-1: Linux kernel vulnerabilities

🗓️ 04 Jun 2026 21:09:56Reported by UbuntuType 
ubuntu
 ubuntu
🔗 ubuntu.com👁 29 Views

Linux kernel vulnerabilities allow local privilege escalation or container escape via Dirty Frag handling, XFRM ESP-in-TCP, RxRPC paged fragments, and an RDS flaw.

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OSOS VersionArchitecturePackagePackage VersionFilename
Ubuntu20.04alllinux-aws-5.45.4.0.1160.157linux-aws-5.4_5.4.0.1160.157_all.deb
Ubuntu20.04alllinux-aws-cloud-tools-5.4.0-11605.4.0-1160.170linux-aws-cloud-tools-5.4.0-1160_5.4.0-1160.170_all.deb
Ubuntu20.04alllinux-aws-fips5.4.0.1160.107linux-aws-fips_5.4.0.1160.107_all.deb
Ubuntu20.04alllinux-aws-fips-5.45.4.0.1160.107linux-aws-fips-5.4_5.4.0.1160.107_all.deb
Ubuntu20.04alllinux-aws-fips-tools-5.4.0-11605.4.0-1160.170+fips1linux-aws-fips-tools-5.4.0-1160_5.4.0-1160.170+fips1_all.deb
Ubuntu20.04alllinux-aws-lts-20.045.4.0.1160.157linux-aws-lts-20.04_5.4.0.1160.157_all.deb
Ubuntu20.04alllinux-aws-tools-5.4.0-11605.4.0-1160.170linux-aws-tools-5.4.0-1160_5.4.0-1160.170_all.deb
Ubuntu18.04alllinux-azure5.4.0.1164.170~18.04.1linux-azure_5.4.0.1164.170~18.04.1_all.deb
Ubuntu20.04alllinux-azure-5.45.4.0.1164.156linux-azure-5.4_5.4.0.1164.156_all.deb
Ubuntu18.04alllinux-azure-5.45.4.0.1164.170~18.04.1linux-azure-5.4_5.4.0.1164.170~18.04.1_all.deb
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04 Jun 2026 21:09Current
6Medium risk
Vulners AI Score6
CVSS 3.17.8 - 8.8
EPSS0.93235
SSVC
29