A flaw was found in the Linux kernel. A denial of service problem is identified if an extent tree is corrupted in a crafted ext4 filesystem in fs/ext4/extents.c in ext4_es_cache_extent. Fabricating an integer overflow, A local attacker with a special user privilege may cause a system crash problem which can lead to an availability threat.
CVSS Details
- CVSS 3.1 Base Score: 5.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Centos_linux | — | Upgrade kernelUpgrade kernel-rt | Aug 2, 2023 | Mar 4, 2022 |
| Debian | — | Upgrade linux | Mar 31, 2021 | Mar 31, 2021 |
| Huawei Euleros 2_0_sp3 | — | Upgrade kernel-debuginfo-common-x86_64Upgrade kernel-tools-libsUpgrade kernel-toolsUpgrade kernelUpgrade python-perfUpgrade kernel-headersUpgrade perfUpgrade kernel-develUpgrade kernel-debuginfo | Oct 26, 2021 | Jun 30, 2021 |
| Huawei Euleros 2_0_sp5 | — | Upgrade perfUpgrade kernel-tools-libsUpgrade kernelUpgrade kernel-develUpgrade python-perfUpgrade kernel-toolsUpgrade kernel-headers | Jul 19, 2021 | Jun 30, 2021 |
| Huawei Euleros 2_0_sp9 | — | Upgrade python3-perfUpgrade kernel-toolsUpgrade kernel-tools-libsUpgrade kernel | Mar 3, 2022 | Jun 30, 2021 |
| Oracle_linux | — | Upgrade kernel-uek | May 11, 2021 | Jan 24, 2021 |
| Redhat_linux | — | No solution existsUpgrade kernelUpgrade kernel-rt | Aug 2, 2023 | Mar 4, 2022 |
| Suse | — | Upgrade cluster-md-kmp-defaultUpgrade kernel-debugUpgrade kernel-syms-azureUpgrade kernel-default-optionalUpgrade kernel-macrosUpgrade ocfs2-kmp-azureUpgrade kernel-default-extraUpgrade kernel-zfcpdumpUpgrade gfs2-kmp-rtUpgrade kernel-symsUpgrade dlm-kmp-azureUpgrade cluster-md-kmp-preemptUpgrade kernel-64kb-develUpgrade kernel-develUpgrade kernel-64kbUpgrade reiserfs-kmp-preemptUpgrade kernel-default-develUpgrade ocfs2-kmp-rtUpgrade cluster-md-kmp-rt_debugUpgrade kernel-64kb-livepatch-develUpgrade ocfs2-kmp-preemptUpgrade kernel-debug-develUpgrade kernel-obs-qaUpgrade reiserfs-kmp-defaultUpgrade dlm-kmp-64kbUpgrade kernel-64kb-optionalUpgrade gfs2-kmp-rt_debugUpgrade kernel-debug-livepatch-develUpgrade kernel-azure-extraUpgrade kernel-syms-rtUpgrade kselftests-kmp-defaultUpgrade kernel-devel-rtUpgrade kernel-preempt-optionalUpgrade gfs2-kmp-64kbUpgrade reiserfs-kmp-rt_debugUpgrade kernel-kvmsmall-develUpgrade kselftests-kmp-64kbUpgrade cluster-md-kmp-azureUpgrade kernel-kvmsmallUpgrade kernel-preempt-livepatch-develUpgrade kernel-sourceUpgrade kernel-source-azureUpgrade ocfs2-kmp-rt_debugUpgrade kernel-azure-livepatch-develUpgrade kernel-devel-azureUpgrade cluster-md-kmp-rtUpgrade kernel-kvmsmall-livepatch-develUpgrade kernel-rt-develUpgrade dlm-kmp-rt_debugUpgrade kernel-rt_debugUpgrade kernel-rt_debug-develUpgrade reiserfs-kmp-azureUpgrade kselftests-kmp-rt_debugUpgrade dlm-kmp-preemptUpgrade kernel-source-vanillaUpgrade ocfs2-kmp-64kbUpgrade kernel-rtUpgrade gfs2-kmp-azureUpgrade dlm-kmp-rtUpgrade kernel-64kb-extraUpgrade kernel-default-livepatchUpgrade kernel-rt-extraUpgrade kernel-default-base-rebuildUpgrade kernel-defaultUpgrade kernel-vanilla-baseUpgrade kselftests-kmp-azureUpgrade kselftests-kmp-rtUpgrade reiserfs-kmp-64kbUpgrade ocfs2-kmp-defaultUpgrade kernel-docsUpgrade kernel-preemptUpgrade kernel-azureUpgrade kernel-azure-optionalUpgrade dlm-kmp-defaultUpgrade cluster-md-kmp-64kbUpgrade kernel-azure-baseUpgrade kernel-default-livepatch-develUpgrade kernel-preempt-extraUpgrade kernel-obs-buildUpgrade kernel-rt_debug-extraUpgrade gfs2-kmp-preemptUpgrade kernel-docs-htmlUpgrade kernel-default-manUpgrade reiserfs-kmp-rtUpgrade kselftests-kmp-preemptUpgrade kernel-azure-develUpgrade kernel-source-rtUpgrade kernel-default-baseUpgrade kernel-preempt-develUpgrade gfs2-kmp-default | Apr 10, 2021 | Apr 10, 2021 |
| Ubuntu | — | Upgrade linux-image-5.4.0-1057-gcpUpgrade linux-image-raspiUpgrade linux-image-oracle-lts-20.04Upgrade linux-image-4.4.0-1117-awsUpgrade linux-image-generic-lpae-hwe-18.04Upgrade linux-image-5.4.0-1063-azureUpgrade linux-image-snapdragon-hwe-18.04Upgrade linux-image-5.4.0-1007-ibmUpgrade linux-image-4.15.0-144-lowlatencyUpgrade linux-image-lowlatencyUpgrade linux-image-5.4.0-90-genericUpgrade linux-image-ibm-lts-20.04Upgrade linux-image-4.4.0-1118-kvmUpgrade linux-image-5.4.0-1021-bluefieldUpgrade linux-image-genericUpgrade linux-image-azureUpgrade linux-image-aws-lts-20.04Upgrade linux-image-5.4.0-90-generic-lpaeUpgrade linux-image-4.15.0-1072-oracleUpgrade linux-image-gkeop-5.4Upgrade linux-image-4.4.0-1155-awsUpgrade linux-image-ibmUpgrade linux-image-aws-hweUpgrade linux-image-5.4.0-1046-raspiUpgrade linux-image-4.15.0-1103-awsUpgrade linux-image-azure-lts-18.04Upgrade linux-image-4.15.0-144-generic-lpaeUpgrade linux-image-5.4.0-1026-gkeopUpgrade linux-image-4.15.0-1092-kvmUpgrade linux-image-gkeopUpgrade linux-image-gcpUpgrade linux-image-bluefieldUpgrade linux-image-4.15.0-1100-gcpUpgrade linux-image-5.4.0-1055-gkeUpgrade linux-image-oem-osp1Upgrade linux-image-awsUpgrade linux-image-azure-lts-20.04Upgrade linux-image-snapdragonUpgrade linux-image-gke-5.4Upgrade linux-image-gkeUpgrade linux-image-aws-lts-18.04Upgrade linux-image-5.4.0-1049-kvmUpgrade linux-image-oracleUpgrade linux-image-raspi2Upgrade linux-image-oracle-lts-18.04Upgrade linux-image-lowlatency-hwe-18.04Upgrade linux-image-generic-hwe-16.04Upgrade linux-image-5.4.0-90-lowlatencyUpgrade linux-image-lowlatency-hwe-16.04Upgrade linux-image-generic-lpaeUpgrade linux-image-generic-hwe-18.04Upgrade linux-image-raspi-hwe-18.04Upgrade linux-image-gcp-lts-18.04Upgrade linux-image-4.15.0-1115-azureUpgrade linux-image-virtual-hwe-18.04Upgrade linux-image-4.4.0-239-genericUpgrade linux-image-4.15.0-144-genericUpgrade linux-image-generic-lts-xenialUpgrade linux-image-4.4.0-239-lowlatencyUpgrade linux-image-5.4.0-1057-oracleUpgrade linux-image-5.4.0-1059-awsUpgrade linux-image-oemUpgrade linux-image-gcp-lts-20.04Upgrade linux-image-4.15.0-1103-snapdragonUpgrade linux-image-virtualUpgrade linux-image-lowlatency-lts-xenialUpgrade linux-image-kvmUpgrade linux-image-virtual-lts-xenialUpgrade linux-image-4.15.0-1086-raspi2Upgrade linux-image-virtual-hwe-16.04 | Jun 3, 2021 | Apr 10, 2021 |
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