Use-after-free vulnerability in the Linux kernel exploitable by a local attacker due to reuse of a DCCP socket with an attached dccps_hc_tx_ccid object as a listener after being released. Fixed in Ubuntu Linux kernel 5.4.0-51.56, 5.3.0-68.63, 4.15.0-121.123, 4.4.0-193.224, 3.13.0.182.191 and 3.2.0-149.196.
CVSS Details
- CVSS 3.1 Base Score: 6.3
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Amazon Linux Ami 2 | — | Upgrade kernel-livepatch-5.10.68-62.173Upgrade kernel-tools-develUpgrade kernel-toolsUpgrade bpftoolUpgrade kernelUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-livepatch-4.14.248-189.473Upgrade kernel-develUpgrade python-perfUpgrade perf-debuginfoUpgrade python-perf-debuginfoUpgrade bpftool-debuginfoUpgrade perfUpgrade kernel-debuginfoUpgrade kernel-tools-debuginfoUpgrade kernel-debuginfo-common-aarch64Upgrade kernel-headers | Jul 4, 2022 | Jan 14, 2021 |
| Amazon_linux | — | Upgrade kernel | Oct 5, 2021 | Oct 14, 2020 |
| Debian | — | Upgrade linux | Nov 29, 2021 | Jan 14, 2021 |
| Dell Powerstore Dsa2023129 | — | Upgrade Dell PowerStoreOS to the latest version | Jan 13, 2026 | Apr 4, 2023 |
| Huawei Euleros 2_0_sp10 | — | Upgrade kernel-abi-stablelistsUpgrade python3-perfUpgrade kernelUpgrade kernel-tools-libsUpgrade kernel-tools | Feb 28, 2022 | Jan 14, 2021 |
| Oracle_linux | — | Upgrade kernel-uek | Oct 15, 2021 | Oct 13, 2020 |
| Suse | — | Upgrade dtb-exynosUpgrade kernel-traceUpgrade kernel-default-develUpgrade kernel-syms-azureUpgrade dtb-qcomUpgrade kernel-develUpgrade kernel-64kbUpgrade kernel-preempt-optionalUpgrade kernel-sourceUpgrade kernel-rt_debug-develUpgrade kernel-preemptUpgrade kernel-debugUpgrade dtb-allwinnerUpgrade kernel-obs-buildUpgrade dtb-alUpgrade kernel-preempt-develUpgrade kernel-rt-develUpgrade kernel-source-rtUpgrade ocfs2-kmp-azureUpgrade gfs2-kmp-defaultUpgrade kernel-xen-develUpgrade dtb-xilinxUpgrade gfs2-kmp-preemptUpgrade kernel-devel-rtUpgrade kernel-azure-optionalUpgrade dlm-kmp-rtUpgrade ocfs2-kmp-64kbUpgrade kernel-source-azureUpgrade cluster-md-kmp-preemptUpgrade dlm-kmp-64kbUpgrade kernel-azureUpgrade kernel-rtUpgrade kernel-xen-baseUpgrade ocfs2-kmp-defaultUpgrade reiserfs-kmp-azureUpgrade kernel-trace-baseUpgrade dtb-hisiliconUpgrade dtb-mediatekUpgrade reiserfs-kmp-preemptUpgrade dtb-rockchipUpgrade kernel-xenUpgrade kernel-default-optionalUpgrade kernel-default-livepatchUpgrade dtb-lgUpgrade kernel-source-vanillaUpgrade kernel-64kb-extraUpgrade dtb-alteraUpgrade kernel-preempt-extraUpgrade cluster-md-kmp-64kbUpgrade kernel-ec2-baseUpgrade dtb-caviumUpgrade kselftests-kmp-azureUpgrade reiserfs-kmp-defaultUpgrade ocfs2-kmp-preemptUpgrade kselftests-kmp-64kbUpgrade dtb-sprdUpgrade dtb-freescaleUpgrade dtb-renesasUpgrade cluster-md-kmp-rtUpgrade kernel-default-base-rebuildUpgrade cluster-md-kmp-azureUpgrade dtb-zteUpgrade gfs2-kmp-azureUpgrade kernel-64kb-develUpgrade kernel-rt_debugUpgrade kernel-docs-htmlUpgrade dtb-broadcomUpgrade gfs2-kmp-64kbUpgrade kselftests-kmp-defaultUpgrade kernel-trace-develUpgrade kernel-default-baseUpgrade dtb-apmUpgrade dtb-nvidiaUpgrade kernel-azure-extraUpgrade dtb-amlogicUpgrade kernel-syms-rtUpgrade kernel-defaultUpgrade kernel-obs-qaUpgrade kernel-devel-azureUpgrade kernel-preempt-livepatch-develUpgrade gfs2-kmp-rtUpgrade dtb-armUpgrade dlm-kmp-defaultUpgrade kernel-debug-develUpgrade dtb-socionextUpgrade kernel-azure-develUpgrade dlm-kmp-azureUpgrade kernel-default-extraUpgrade kernel-kvmsmallUpgrade kernel-ec2Upgrade kernel-64kb-livepatch-develUpgrade kernel-64kb-optionalUpgrade kernel-default-livepatch-develUpgrade reiserfs-kmp-64kbUpgrade kernel-symsUpgrade cluster-md-kmp-defaultUpgrade kernel-docsUpgrade dtb-marvellUpgrade kernel-debug-livepatch-develUpgrade ocfs2-kmp-rtUpgrade kernel-kvmsmall-livepatch-develUpgrade kernel-ec2-develUpgrade kernel-kvmsmall-develUpgrade dtb-amdUpgrade kernel-zfcpdumpUpgrade kernel-macrosUpgrade dlm-kmp-preemptUpgrade kernel-azure-livepatch-develUpgrade kselftests-kmp-preempt | Aug 9, 2024 | Jan 14, 2021 |
| Ubuntu | — | Upgrade linux-image-5.4.0-1031-azureUpgrade linux-image-virtualUpgrade linux-image-3.2.0-149-omapUpgrade linux-image-4.4.0-1081-awsUpgrade linux-image-4.15.0-1086-awsUpgrade linux-image-lowlatency-hwe-18.04Upgrade linux-image-aws-hweUpgrade linux-image-5.3.0-68-lowlatencyUpgrade linux-image-4.4.0-1145-snapdragonUpgrade linux-image-4.4.0-193-powerpc-smpUpgrade linux-image-4.15.0-120-genericUpgrade linux-image-4.15.0-1073-raspi2Upgrade linux-image-gke-4.15Upgrade linux-image-raspi-hwe-18.04Upgrade linux-image-generic-hwe-16.04Upgrade linux-image-4.4.0-193-powerpc64-embUpgrade linux-image-virtual-lts-xenialUpgrade linux-image-lowlatency-hwe-16.04Upgrade linux-image-3.13.0-182-generic-lpaeUpgrade linux-image-4.15.0-1085-awsUpgrade linux-image-3.2.0-149-generic-paeUpgrade linux-image-generic-lpae-lts-trustyUpgrade linux-image-raspi2-hwe-18.04Upgrade linux-image-snapdragon-hwe-18.04Upgrade linux-image-4.4.0-193-powerpc64-smpUpgrade linux-image-oemUpgrade linux-image-4.4.0-1082-kvmUpgrade linux-image-omapUpgrade linux-image-highbankUpgrade linux-image-4.4.0-193-powerpc-e500mcUpgrade linux-image-lowlatency-lts-xenialUpgrade linux-image-5.4.0-1028-gcpUpgrade linux-image-generic-lpaeUpgrade linux-image-5.3.0-1038-gkeUpgrade linux-image-4.15.0-1086-gcpUpgrade linux-image-4.15.0-1056-oracleUpgrade linux-image-5.4.0-1021-raspiUpgrade linux-image-awsUpgrade linux-image-powerpc-e500mcUpgrade linux-image-3.13.0-182-genericUpgrade linux-image-powerpc64-embUpgrade linux-image-4.15.0-1099-oemUpgrade linux-image-gke-5.3Upgrade linux-image-oracleUpgrade linux-image-lowlatency-hwe-20.04Upgrade linux-image-lowlatencyUpgrade linux-image-4.15.0-1072-gkeUpgrade linux-image-4.15.0-1098-azureUpgrade linux-image-4.15.0-1077-kvmUpgrade linux-image-virtual-hwe-16.04Upgrade linux-image-4.15.0-121-lowlatencyUpgrade linux-image-4.15.0-120-generic-lpaeUpgrade linux-image-generic-lts-xenialUpgrade linux-image-5.4.0-1028-oracleUpgrade linux-image-3.2.0-149-genericUpgrade linux-image-5.0.0-1049-gkeUpgrade linux-image-genericUpgrade linux-image-4.15.0-120-lowlatencyUpgrade linux-image-5.4.0-51-lowlatencyUpgrade linux-image-oem-osp1Upgrade linux-image-gkeUpgrade linux-image-3.2.0-149-highbankUpgrade linux-image-gcp-lts-18.04Upgrade linux-image-powerpc-smpUpgrade linux-image-gcpUpgrade linux-image-azure-lts-18.04Upgrade linux-image-generic-lpae-hwe-20.04Upgrade linux-image-4.15.0-1099-azureUpgrade linux-image-4.15.0-121-genericUpgrade linux-image-generic-hwe-18.04Upgrade linux-image-generic-lpae-lts-xenialUpgrade linux-image-lowlatency-paeUpgrade linux-image-4.4.0-1117-awsUpgrade linux-image-generic-paeUpgrade linux-image-5.0.0-1069-oem-osp1Upgrade linux-image-4.4.0-1141-raspi2Upgrade linux-image-gkeop-5.3Upgrade linux-image-aws-lts-18.04Upgrade linux-image-5.4.0-51-generic-lpaeUpgrade linux-image-virtual-hwe-20.04Upgrade linux-image-generic-lpae-hwe-16.04Upgrade linux-image-4.4.0-193-lowlatencyUpgrade linux-image-virtual-hwe-18.04Upgrade linux-image-4.15.0-121-generic-lpaeUpgrade linux-image-5.3.0-1035-raspi2Upgrade linux-image-azureUpgrade linux-image-snapdragonUpgrade linux-image-raspi2Upgrade linux-image-4.15.0-1057-oracleUpgrade linux-image-5.3.0-68-genericUpgrade linux-image-5.4.0-1028-awsUpgrade linux-image-4.15.0-1089-snapdragonUpgrade linux-image-4.4.0-193-generic-lpaeUpgrade linux-image-5.4.0-51-genericUpgrade linux-image-4.4.0-193-genericUpgrade linux-image-raspiUpgrade linux-image-generic-lpae-hwe-18.04Upgrade linux-image-serverUpgrade linux-image-powerpc64-smpUpgrade linux-image-gke-5.0Upgrade linux-image-generic-lts-trustyUpgrade linux-image-3.13.0-182-lowlatencyUpgrade linux-image-kvmUpgrade linux-image-generic-hwe-20.04Upgrade linux-image-3.2.0-149-virtualUpgrade linux-image-oracle-lts-18.04Upgrade linux-image-5.4.0-1026-kvm | Oct 14, 2020 | Oct 14, 2020 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jan 20, 2025 | Jan 14, 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