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kernel: Use-after-free in nft_verdict_dump due to a race between set GC and transaction

🗓️ 28 Feb 2024 12:48:20Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 2 Views

Use-after-free in nft verdict dump due to race between set garbage collection and transaction, causing crash and information leak.

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Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux9.2aarch64bpftool0:7.0.0-284.55.1.el9_2bpftool-0:7.0.0-284.55.1.el9_2.aarch64.rpm
Red Hat Enterprise Linux9.2ppc64lebpftool0:7.0.0-284.55.1.el9_2bpftool-0:7.0.0-284.55.1.el9_2.ppc64le.rpm
Red Hat Enterprise Linux9.2s390xbpftool0:7.0.0-284.55.1.el9_2bpftool-0:7.0.0-284.55.1.el9_2.s390x.rpm
Red Hat Enterprise Linux9.2x86_64bpftool0:7.0.0-284.55.1.el9_2bpftool-0:7.0.0-284.55.1.el9_2.x86_64.rpm
Red Hat Enterprise Linux9.2aarch64bpftool-debuginfo0:7.0.0-284.55.1.el9_2bpftool-debuginfo-0:7.0.0-284.55.1.el9_2.aarch64.rpm
Red Hat Enterprise Linux9.2ppc64lebpftool-debuginfo0:7.0.0-284.55.1.el9_2bpftool-debuginfo-0:7.0.0-284.55.1.el9_2.ppc64le.rpm
Red Hat Enterprise Linux9.2s390xbpftool-debuginfo0:7.0.0-284.55.1.el9_2bpftool-debuginfo-0:7.0.0-284.55.1.el9_2.s390x.rpm
Red Hat Enterprise Linux9.2x86_64bpftool-debuginfo0:7.0.0-284.55.1.el9_2bpftool-debuginfo-0:7.0.0-284.55.1.el9_2.x86_64.rpm
Red Hat Enterprise Linux9.2aarch64kernel0:5.14.0-284.55.1.el9_2kernel-0:5.14.0-284.55.1.el9_2.aarch64.rpm
Red Hat Enterprise Linux9.2ppc64lekernel0:5.14.0-284.55.1.el9_2kernel-0:5.14.0-284.55.1.el9_2.ppc64le.rpm
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