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kernel: nfsd buffer overflow by RPC message over TCP with garbage data

🗓️ 21 Feb 2023 09:26:03Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 6 Views

Buffer overflow in Linux kernel nfsd allows denial of service via RPC over TCP with garbage data.

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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux8.7aarch64bpftool4.18.0-425.13.1.el8_7bpftool-4.18.0-425.13.1.el8_7.aarch64.rpm
Red Hat Enterprise Linux8.7ppc64lebpftool4.18.0-425.13.1.el8_7bpftool-4.18.0-425.13.1.el8_7.ppc64le.rpm
Red Hat Enterprise Linux8.7s390xbpftool4.18.0-425.13.1.el8_7bpftool-4.18.0-425.13.1.el8_7.s390x.rpm
Red Hat Enterprise Linux8.7x86_64bpftool4.18.0-425.13.1.el8_7bpftool-4.18.0-425.13.1.el8_7.x86_64.rpm
Red Hat Enterprise Linux8.7aarch64bpftool-debuginfo4.18.0-425.13.1.el8_7bpftool-debuginfo-4.18.0-425.13.1.el8_7.aarch64.rpm
Red Hat Enterprise Linux8.7ppc64lebpftool-debuginfo4.18.0-425.13.1.el8_7bpftool-debuginfo-4.18.0-425.13.1.el8_7.ppc64le.rpm
Red Hat Enterprise Linux8.7s390xbpftool-debuginfo4.18.0-425.13.1.el8_7bpftool-debuginfo-4.18.0-425.13.1.el8_7.s390x.rpm
Red Hat Enterprise Linux8.7x86_64bpftool-debuginfo4.18.0-425.13.1.el8_7bpftool-debuginfo-4.18.0-425.13.1.el8_7.x86_64.rpm
Red Hat Enterprise Linux8.7aarch64kernel4.18.0-425.13.1.el8_7kernel-4.18.0-425.13.1.el8_7.aarch64.rpm
Red Hat Enterprise Linux8.7ppc64lekernel4.18.0-425.13.1.el8_7kernel-4.18.0-425.13.1.el8_7.ppc64le.rpm
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05 Aug 2026 11:47Current
6.8Medium risk
Vulners AI Score6.8
CVSS 3.17.5
EPSS0.21521
SSVC
CWE-770
linux kernelnetwork file systembuffer overflowdenial of servicegarbage data
6