A race condition was discovered in get_old_root in fs/btrfs/ctree.c in the Linux kernel through 5.11.8. It allows attackers to cause a denial of service (BUG) because of a lack of locking on an extent buffer before a cloning operation, aka CID-dbcc7d57bffc.
CVSS Details
- CVSS 3.1 Base Score: 4.7
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Amazon Linux Ami 2 | — | Upgrade kernel-develUpgrade kernel-debuginfo-common-aarch64Upgrade bpftool-debuginfoUpgrade kernel-toolsUpgrade python-perfUpgrade bpftoolUpgrade perf-debuginfoUpgrade perfUpgrade kernel-tools-develUpgrade kernel-livepatch-4.14.231-173.360Upgrade python-perf-debuginfoUpgrade kernel-headersUpgrade kernel-debuginfoUpgrade kernel-debuginfo-common-x86_64Upgrade kernelUpgrade kernel-tools-debuginfo | Apr 23, 2021 | Mar 22, 2021 |
| Amazon_linux | — | Upgrade kernel | May 26, 2021 | Mar 22, 2021 |
| Debian | — | Upgrade linux | Jun 23, 2021 | Mar 22, 2021 |
| Huawei Euleros 2_0_sp2 | — | Upgrade kernel-headersUpgrade kernel-debug-develUpgrade kernel-debuginfo-common-x86_64Upgrade python-perfUpgrade kernelUpgrade kernel-debuginfoUpgrade kernel-toolsUpgrade perfUpgrade kernel-develUpgrade kernel-debugUpgrade kernel-tools-libs | Sep 16, 2021 | Mar 22, 2021 |
| Huawei Euleros 2_0_sp3 | — | Upgrade perfUpgrade kernel-toolsUpgrade kernelUpgrade python-perfUpgrade kernel-headersUpgrade kernel-debuginfoUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-tools-libsUpgrade kernel-devel | Oct 26, 2021 | Mar 22, 2021 |
| Huawei Euleros 2_0_sp5 | — | Upgrade kernel-headersUpgrade kernel-toolsUpgrade kernelUpgrade python-perfUpgrade perfUpgrade kernel-develUpgrade kernel-tools-libs | Jul 19, 2021 | Mar 22, 2021 |
| Huawei Euleros 2_0_sp8 | — | Upgrade python-perfUpgrade kernel-toolsUpgrade bpftoolUpgrade python3-perfUpgrade kernel-develUpgrade kernel-tools-libsUpgrade kernelUpgrade perfUpgrade kernel-sourceUpgrade kernel-headers | Jun 28, 2021 | Mar 22, 2021 |
| Huawei Euleros 2_0_sp9 | — | Upgrade kernel-toolsUpgrade kernel-tools-libsUpgrade kernelUpgrade python3-perf | Jul 2, 2021 | Mar 22, 2021 |
| Oracle_linux | — | Upgrade kernel-uek | May 6, 2021 | Mar 16, 2021 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Mar 22, 2021 |
| Suse | — | Upgrade gfs2-kmp-rt_debugUpgrade kernel-default-livepatchUpgrade kernel-rt_debug-develUpgrade kernel-syms-azureUpgrade kernel-azure-livepatch-develUpgrade ocfs2-kmp-rtUpgrade kernel-kvmsmall-livepatch-develUpgrade kernel-kvmsmall-develUpgrade kernel-syms-rtUpgrade kselftests-kmp-rt_debugUpgrade cluster-md-kmp-rtUpgrade kernel-rt_debug-extraUpgrade kernel-devel-azureUpgrade kernel-debugUpgrade kernel-debug-livepatch-develUpgrade kernel-zfcpdumpUpgrade kernel-source-azureUpgrade dlm-kmp-64kbUpgrade kernel-default-develUpgrade kernel-symsUpgrade reiserfs-kmp-64kbUpgrade cluster-md-kmp-azureUpgrade kernel-64kbUpgrade kernel-64kb-develUpgrade kernel-azure-develUpgrade ocfs2-kmp-64kbUpgrade kernel-default-base-rebuildUpgrade cluster-md-kmp-rt_debugUpgrade kselftests-kmp-64kbUpgrade kernel-azure-baseUpgrade ocfs2-kmp-preemptUpgrade kernel-sourceUpgrade ocfs2-kmp-rt_debugUpgrade kernel-devel-rtUpgrade gfs2-kmp-rtUpgrade kernel-macrosUpgrade kernel-64kb-optionalUpgrade kernel-azure-optionalUpgrade kernel-kvmsmallUpgrade kernel-obs-qaUpgrade kernel-preemptUpgrade kernel-vanilla-baseUpgrade cluster-md-kmp-defaultUpgrade kernel-64kb-livepatch-develUpgrade kernel-azure-extraUpgrade reiserfs-kmp-preemptUpgrade gfs2-kmp-64kbUpgrade kernel-default-extraUpgrade kernel-default-manUpgrade kernel-rtUpgrade kernel-docs-htmlUpgrade kernel-debug-develUpgrade kernel-default-livepatch-develUpgrade kselftests-kmp-azureUpgrade kernel-azureUpgrade kselftests-kmp-defaultUpgrade gfs2-kmp-azureUpgrade dlm-kmp-defaultUpgrade kernel-source-vanillaUpgrade ocfs2-kmp-azureUpgrade ocfs2-kmp-defaultUpgrade kernel-default-optionalUpgrade dlm-kmp-azureUpgrade kernel-docsUpgrade kernel-source-rtUpgrade kernel-64kb-extraUpgrade cluster-md-kmp-64kbUpgrade kernel-rt-extraUpgrade kernel-default-baseUpgrade reiserfs-kmp-rtUpgrade kernel-preempt-livepatch-develUpgrade dlm-kmp-rtUpgrade kselftests-kmp-preemptUpgrade kernel-defaultUpgrade reiserfs-kmp-rt_debugUpgrade dlm-kmp-rt_debugUpgrade reiserfs-kmp-defaultUpgrade kernel-rt-develUpgrade gfs2-kmp-defaultUpgrade kernel-obs-buildUpgrade kselftests-kmp-rtUpgrade reiserfs-kmp-azureUpgrade gfs2-kmp-preemptUpgrade kernel-preempt-optionalUpgrade cluster-md-kmp-preemptUpgrade kernel-preempt-develUpgrade dlm-kmp-preemptUpgrade kernel-rt_debugUpgrade kernel-preempt-extraUpgrade kernel-devel | Apr 10, 2021 | Mar 22, 2021 |
| Ubuntu | — | Upgrade linux-image-genericUpgrade linux-image-aws-hweUpgrade linux-image-aws-lts-18.04Upgrade linux-image-4.15.0-1100-gcpUpgrade linux-image-4.4.0-223-genericUpgrade linux-image-4.4.0-223-lowlatencyUpgrade linux-image-5.8.0-1033-azureUpgrade linux-image-5.10.0-1026-oemUpgrade linux-image-4.15.0-1072-oracleUpgrade linux-image-5.4.0-74-genericUpgrade linux-image-5.4.0-1044-gcpUpgrade linux-image-5.4.0-1040-kvmUpgrade linux-image-5.4.0-1046-oracleUpgrade linux-image-5.8.0-1026-raspi-nolpaeUpgrade linux-image-virtual-hwe-20.04Upgrade linux-image-raspi-hwe-18.04Upgrade linux-image-5.8.0-55-generic-64kUpgrade linux-image-4.4.0-1139-awsUpgrade linux-image-azure-lts-18.04Upgrade linux-image-lowlatency-hwe-16.04Upgrade linux-image-4.15.0-1103-snapdragonUpgrade linux-image-raspiUpgrade linux-image-virtual-lts-xenialUpgrade linux-image-virtual-hwe-18.04Upgrade linux-image-raspi-nolpaeUpgrade linux-image-4.15.0-1086-raspi2Upgrade linux-image-gkeUpgrade linux-image-snapdragon-hwe-18.04Upgrade linux-image-generic-lpae-hwe-20.04Upgrade linux-image-lowlatency-hwe-18.04Upgrade linux-image-gkeopUpgrade linux-image-azureUpgrade linux-image-4.15.0-144-genericUpgrade linux-image-oracle-lts-18.04Upgrade linux-image-oemUpgrade linux-image-gke-5.4Upgrade linux-image-snapdragonUpgrade linux-image-awsUpgrade linux-image-generic-hwe-20.04Upgrade linux-image-oracleUpgrade linux-image-generic-hwe-18.04Upgrade linux-image-oem-osp1Upgrade linux-image-gkeop-5.4Upgrade linux-image-gcp-lts-18.04Upgrade linux-image-oem-20.04bUpgrade linux-image-5.4.0-1049-awsUpgrade linux-image-4.4.0-1103-awsUpgrade linux-image-4.15.0-1092-kvmUpgrade linux-image-5.8.0-1031-oracleUpgrade linux-image-virtualUpgrade linux-image-generic-lts-xenialUpgrade linux-image-lowlatency-lts-xenialUpgrade linux-image-5.4.0-1016-gkeopUpgrade linux-image-lowlatency-hwe-20.04Upgrade linux-image-raspi2Upgrade linux-image-5.8.0-55-genericUpgrade linux-image-generic-64kUpgrade linux-image-4.15.0-1103-awsUpgrade linux-image-kvmUpgrade linux-image-5.4.0-1036-raspiUpgrade linux-image-4.4.0-1104-kvmUpgrade linux-image-5.4.0-1044-gkeUpgrade linux-image-5.8.0-55-generic-lpaeUpgrade linux-image-virtual-hwe-16.04Upgrade linux-image-4.15.0-144-lowlatencyUpgrade linux-image-5.4.0-74-generic-lpaeUpgrade linux-image-generic-lpaeUpgrade linux-image-lowlatencyUpgrade linux-image-gcpUpgrade linux-image-5.8.0-1032-gcpUpgrade linux-image-5.8.0-1035-awsUpgrade linux-image-5.8.0-55-lowlatencyUpgrade linux-image-5.8.0-1026-raspiUpgrade linux-image-5.4.0-74-lowlatencyUpgrade linux-image-4.15.0-1115-azureUpgrade linux-image-4.15.0-144-generic-lpaeUpgrade linux-image-generic-64k-hwe-20.04Upgrade linux-image-generic-lpae-hwe-18.04Upgrade linux-image-5.8.0-1028-kvmUpgrade linux-image-generic-hwe-16.04Upgrade linux-image-5.4.0-1048-azure | May 12, 2021 | Mar 22, 2021 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jan 20, 2025 | Mar 22, 2021 |
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub