ext4_empty_dir in fs/ext4/namei.c in the Linux kernel through 5.3.12 allows a NULL pointer dereference because ext4_read_dirblock(inode,0,DIRENT_HTREE) can be zero.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade linux | Feb 24, 2020 | Nov 21, 2019 |
| Huawei Euleros 2_0_sp8 | — | Upgrade kernelUpgrade python-perfUpgrade kernel-headersUpgrade kernel-develUpgrade kernel-toolsUpgrade kernel-sourceUpgrade python3-perfUpgrade perfUpgrade kernel-tools-libsUpgrade bpftool | Apr 21, 2020 | Nov 21, 2019 |
| Oracle_linux | — | Upgrade kernel-uek | Aug 11, 2020 | Nov 18, 2019 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Nov 21, 2019 |
| Suse | — | Upgrade kernel-default | Feb 4, 2022 | Nov 21, 2019 |
| Ubuntu | — | Upgrade linux-hweUpgrade linux-gke-5.0Upgrade linux-oracleUpgrade linux-aws-5.0Upgrade linux-kvmUpgrade linux-azureUpgrade linux-oracle-5.0Upgrade linux-raspi2Upgrade linux-oemUpgrade linux-azure-5.3Upgrade linux-gke-5.3Upgrade linuxUpgrade linux-oem-osp1Upgrade linux-gcp-5.3Upgrade linux-gke-4.15Upgrade linux-snapdragonUpgrade linux-awsUpgrade linux-raspi2-5.3Upgrade linux-gcpUpgrade linux-aws-hwe | Nov 19, 2024 | Nov 21, 2019 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jan 20, 2025 | Nov 21, 2019 |
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