A flaw was found in the way the "flags" member of the new pipe buffer structure was lacking proper initialization in copy_page_to_iter_pipe and push_pipe functions in the Linux kernel and could thus contain stale values. An unprivileged local user could use this flaw to write to pages in the page cache backed by read only files and as such escalate their privileges on the system.
CVSS Details
- CVSS 3.1 Base Score: 7.8
- 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 |
|---|---|---|---|---|
| Alma_linux | — | Upgrade kernel-tools-libs-devel | May 4, 2022 | Mar 10, 2022 |
| Amazon Linux Ami 2 | — | Upgrade perf-debuginfoUpgrade kernel-tools-develUpgrade perfUpgrade bpftoolUpgrade kernel-debuginfoUpgrade kernel-tools-debuginfoUpgrade kernel-debuginfo-common-aarch64Upgrade kernel-develUpgrade kernel-debuginfo-common-x86_64Upgrade kernelUpgrade kernel-livepatch-5.10.102-99.473Upgrade kernel-headersUpgrade bpftool-debuginfoUpgrade python-perf-debuginfoUpgrade kernel-toolsUpgrade python-perf | Jul 4, 2022 | Mar 10, 2022 |
| Amazon_linux | — | Upgrade kernel | Mar 10, 2022 | Mar 7, 2022 |
| Amazon_linux_2023 | — | Upgrade kernel-libbpfUpgrade kernel-develUpgrade kernel-debuginfo-common-aarch64Upgrade kernel-libbpf-staticUpgrade perfUpgrade kernelUpgrade python3-perf-debuginfoUpgrade kernel-libbpf-develUpgrade kernel-livepatch-6.1.10-15.42Upgrade bpftoolUpgrade kernel-tools-develUpgrade python3-perfUpgrade kernel-tools-debuginfoUpgrade kernel-debuginfoUpgrade bpftool-debuginfoUpgrade kernel-headersUpgrade perf-debuginfoUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-tools | Feb 17, 2025 | Mar 7, 2022 |
| Centos_linux | — | Upgrade kernel-rtUpgrade kernel | Mar 11, 2022 | Mar 10, 2022 |
| Debian | — | Upgrade linux | Mar 9, 2022 | Mar 9, 2022 |
| Huawei Euleros 2_0_sp10 | — | Upgrade python3-perfUpgrade kernel-tools-libsUpgrade kernelUpgrade bpftoolUpgrade kernel-toolsUpgrade kernel-abi-stablelists | Jun 2, 2022 | Mar 10, 2022 |
| Oracle_linux | — | Upgrade kernelUpgrade kernel-uek | Mar 11, 2022 | Mar 7, 2022 |
| Redhat_linux | — | Upgrade kernelUpgrade kernel-rt | Mar 11, 2022 | Mar 10, 2022 |
| Rocky_linux | — | Upgrade perfUpgrade kernel-rt-modules-extraUpgrade kernel-cross-headersUpgrade python3-perfUpgrade kernel-rt-kvmUpgrade kernel-develUpgrade bpftoolUpgrade kernel-rt-coreUpgrade kernel-tools-libs-develUpgrade kernelUpgrade kernel-rt-debug-coreUpgrade kernel-rt-debug-debuginfoUpgrade kernel-modulesUpgrade kernel-tools-libsUpgrade kernel-rtUpgrade kernel-debug-develUpgrade kernel-rt-debugUpgrade perf-debuginfoUpgrade python3-perf-debuginfoUpgrade kernel-debugUpgrade kernel-rt-modulesUpgrade kernel-rt-debuginfo-common-x86_64Upgrade kernel-toolsUpgrade kernel-rt-develUpgrade kernel-rt-debuginfoUpgrade kernel-debug-modules-extraUpgrade kernel-debug-coreUpgrade bpftool-debuginfoUpgrade kernel-coreUpgrade kernel-tools-debuginfoUpgrade kernel-rt-debug-develUpgrade kernel-headersUpgrade kernel-debug-debuginfoUpgrade kernel-debuginfoUpgrade kernel-modules-extraUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-rt-debug-modules-extraUpgrade kernel-rt-debug-modulesUpgrade kernel-debug-modules | May 5, 2022 | Mar 10, 2022 |
| Suse | — | Upgrade dtb-qcomUpgrade kernel-kvmsmall-baseUpgrade kernel-default-base-rebuildUpgrade dtb-amlogicUpgrade dtb-mediatekUpgrade kernel-default-manUpgrade kernel-defaultUpgrade kselftests-kmp-preemptUpgrade kernel-debug-livepatch-develUpgrade dtb-rockchipUpgrade kernel-azureUpgrade kernel-macrosUpgrade kselftests-kmp-defaultUpgrade dtb-zteUpgrade kernel-debug-baseUpgrade dlm-kmp-azureUpgrade dtb-alUpgrade cluster-md-kmp-64kbUpgrade kernel-vanilla-livepatch-develUpgrade dtb-armUpgrade cluster-md-kmp-defaultUpgrade kernel-preemptUpgrade kernel-azure-develUpgrade kernel-devel-azureUpgrade dlm-kmp-64kbUpgrade reiserfs-kmp-azureUpgrade kernel-default-extraUpgrade kselftests-kmp-64kbUpgrade dtb-nvidiaUpgrade kernel-syms-azureUpgrade kernel-azure-livepatch-develUpgrade dtb-alteraUpgrade kernel-sourceUpgrade kernel-source-vanillaUpgrade dtb-sprdUpgrade kernel-obs-buildUpgrade kernel-preempt-extraUpgrade dlm-kmp-preemptUpgrade kselftests-kmp-azureUpgrade kernel-kvmsmallUpgrade kernel-vanilla-baseUpgrade dtb-exynosUpgrade kernel-vanillaUpgrade kernel-default-livepatch-develUpgrade ocfs2-kmp-64kbUpgrade dtb-lgUpgrade cluster-md-kmp-preemptUpgrade kernel-preempt-develUpgrade kernel-debugUpgrade kernel-kvmsmall-livepatch-develUpgrade kernel-azure-optionalUpgrade gfs2-kmp-defaultUpgrade reiserfs-kmp-preemptUpgrade kernel-preempt-optionalUpgrade ocfs2-kmp-preemptUpgrade kernel-obs-qaUpgrade ocfs2-kmp-defaultUpgrade kernel-azure-extraUpgrade gfs2-kmp-azureUpgrade kernel-kvmsmall-develUpgrade dtb-hisiliconUpgrade kernel-default-livepatchUpgrade dtb-marvellUpgrade dtb-caviumUpgrade dtb-allwinnerUpgrade dtb-freescaleUpgrade ocfs2-kmp-azureUpgrade reiserfs-kmp-64kbUpgrade kernel-zfcpdump-manUpgrade dtb-broadcomUpgrade kernel-default-optionalUpgrade kernel-docsUpgrade kernel-default-baseUpgrade dtb-xilinxUpgrade dtb-socionextUpgrade kernel-symsUpgrade kernel-64kb-develUpgrade dtb-amdUpgrade kernel-64kb-optionalUpgrade gfs2-kmp-preemptUpgrade dtb-renesasUpgrade kernel-64kb-livepatch-develUpgrade kernel-vanilla-develUpgrade kernel-preempt-livepatch-develUpgrade kernel-docs-htmlUpgrade kernel-source-azureUpgrade kernel-64kb-extraUpgrade dlm-kmp-defaultUpgrade kernel-zfcpdumpUpgrade cluster-md-kmp-azureUpgrade reiserfs-kmp-defaultUpgrade kernel-debug-develUpgrade kernel-azure-baseUpgrade dtb-apmUpgrade kernel-64kbUpgrade kernel-default-develUpgrade kernel-develUpgrade gfs2-kmp-64kb | Mar 9, 2022 | Mar 7, 2022 |
| Ubuntu | — | Upgrade linux-image-azureUpgrade linux-image-oem-20.04cUpgrade linux-image-5.13.0-35-generic-64kUpgrade linux-image-intelUpgrade linux-image-virtual-hwe-20.04Upgrade linux-image-5.13.0-1021-oracleUpgrade linux-image-5.13.0-1019-gcpUpgrade linux-image-5.13.0-35-generic-lpaeUpgrade linux-image-5.13.0-1020-raspi-nolpaeUpgrade linux-image-gkeUpgrade linux-image-oem-20.04Upgrade linux-image-raspiUpgrade linux-image-5.13.0-1017-awsUpgrade linux-image-generic-lpae-hwe-20.04Upgrade linux-image-5.13.0-1010-intelUpgrade linux-image-kvmUpgrade linux-image-5.13.0-35-genericUpgrade linux-image-awsUpgrade linux-image-generic-hwe-20.04Upgrade linux-image-5.13.0-1020-raspiUpgrade linux-image-oracleUpgrade linux-image-raspi-nolpaeUpgrade linux-image-gcpUpgrade linux-image-generic-64kUpgrade linux-image-5.13.0-35-lowlatencyUpgrade linux-image-5.13.0-1016-kvmUpgrade linux-image-oem-20.04bUpgrade linux-image-5.14.0-1027-oemUpgrade linux-image-lowlatency-hwe-20.04Upgrade linux-image-oem-20.04dUpgrade linux-image-lowlatencyUpgrade linux-image-5.13.0-1017-azureUpgrade linux-image-generic-64k-hwe-20.04Upgrade linux-image-generic-lpaeUpgrade linux-image-genericUpgrade linux-image-virtual | Mar 9, 2022 | Mar 7, 2022 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jan 20, 2025 | Mar 7, 2022 |
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