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kernel: NFSD: Protect against send buffer overflow in NFSv3 READDIR

🗓️ 21 Feb 2023 09:26:03Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 3 Views

NFSv3 READDIR in Linux kernel vulnerable to send buffer overflow from oversized RPC header, risking memory corruption.

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Red Hat Enterprise Linux8.7aarch64bpftool0:4.18.0-425.13.1.el8_7bpftool-0:4.18.0-425.13.1.el8_7.aarch64.rpm
Red Hat Enterprise Linux8.7ppc64lebpftool0:4.18.0-425.13.1.el8_7bpftool-0:4.18.0-425.13.1.el8_7.ppc64le.rpm
Red Hat Enterprise Linux8.7s390xbpftool0:4.18.0-425.13.1.el8_7bpftool-0:4.18.0-425.13.1.el8_7.s390x.rpm
Red Hat Enterprise Linux8.7x86_64bpftool0:4.18.0-425.13.1.el8_7bpftool-0:4.18.0-425.13.1.el8_7.x86_64.rpm
Red Hat Enterprise Linux8.7aarch64bpftool-debuginfo0:4.18.0-425.13.1.el8_7bpftool-debuginfo-0:4.18.0-425.13.1.el8_7.aarch64.rpm
Red Hat Enterprise Linux8.7ppc64lebpftool-debuginfo0:4.18.0-425.13.1.el8_7bpftool-debuginfo-0:4.18.0-425.13.1.el8_7.ppc64le.rpm
Red Hat Enterprise Linux8.7s390xbpftool-debuginfo0:4.18.0-425.13.1.el8_7bpftool-debuginfo-0:4.18.0-425.13.1.el8_7.s390x.rpm
Red Hat Enterprise Linux8.7x86_64bpftool-debuginfo0:4.18.0-425.13.1.el8_7bpftool-debuginfo-0:4.18.0-425.13.1.el8_7.x86_64.rpm
Red Hat Enterprise Linux8.7aarch64kernel0:4.18.0-425.13.1.el8_7kernel-0:4.18.0-425.13.1.el8_7.aarch64.rpm
Red Hat Enterprise Linux8.7ppc64lekernel0:4.18.0-425.13.1.el8_7kernel-0:4.18.0-425.13.1.el8_7.ppc64le.rpm
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