An out-of-bounds read flaw was found in the Linux kernel’s TeleTYpe subsystem. The issue occurs in how a user triggers a race condition using ioctls TIOCSPTLCK and TIOCGPTPEER and TIOCSTI and TCXONC with leakage of memory in the flush_to_ldisc function. This flaw allows a local user to crash the system or read unauthorized random data from memory.
CVSS Details
- CVSS 3.1 Base Score: 6.3
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade kernel-zfcpdump-coreUpgrade kernel-rt-debug-modules-extraUpgrade kernel-64k-modules-coreUpgrade kernel-modules-coreUpgrade kernel-zfcpdump-develUpgrade kernel-64k-coreUpgrade rtlaUpgrade kernel-debug-coreUpgrade kernel-zfcpdumpUpgrade kernel-coreUpgrade kernel-tools-libs-develUpgrade kernel-debug-devel-matchedUpgrade kernel-abi-stablelistsUpgrade kernel-64k-develUpgrade kernel-64k-devel-matchedUpgrade kernel-modulesUpgrade kernel-64kUpgrade kernel-debug-develUpgrade kernel-64k-debug-coreUpgrade kernel-debugUpgrade kernel-rt-debug-develUpgrade kernel-zfcpdump-modules-extraUpgrade kernel-devel-matchedUpgrade kernel-debug-modulesUpgrade kernel-rt-modules-coreUpgrade kernel-debug-modules-extraUpgrade kernel-rt-debug-kvmUpgrade kernelUpgrade kernel-64k-modulesUpgrade kernel-zfcpdump-modulesUpgrade kernel-64k-debug-modules-extraUpgrade kernel-cross-headersUpgrade kernel-zfcpdump-modules-coreUpgrade kernel-64k-debugUpgrade kernel-uki-virtUpgrade kernel-rt-kvmUpgrade kernel-rt-debugUpgrade kernel-rt-debug-modules-coreUpgrade kernel-rt-modulesUpgrade kernel-docUpgrade kernel-rt-modules-extraUpgrade kernel-rt-debug-coreUpgrade kernel-rt-debug-modulesUpgrade kernel-develUpgrade kernel-zfcpdump-devel-matchedUpgrade kernel-rtUpgrade kernel-64k-debug-devel-matchedUpgrade kernel-rt-develUpgrade kernel-64k-debug-modules-coreUpgrade kernel-tools-libsUpgrade perfUpgrade kernel-modules-extraUpgrade kernel-64k-debug-develUpgrade kernel-debug-modules-coreUpgrade kernel-toolsUpgrade kernel-64k-debug-modulesUpgrade kernel-rt-coreUpgrade bpftoolUpgrade kernel-debug-uki-virtUpgrade python3-perfUpgrade kernel-64k-modules-extra | May 15, 2023 | Jun 2, 2022 |
| Amazon Linux Ami 2 | — | Upgrade kernel-livepatch-4.14.294-220.533Upgrade bpftool-debuginfoUpgrade python-perf-debuginfoUpgrade kernel-toolsUpgrade perf-debuginfoUpgrade kernel-debuginfo-common-x86_64Upgrade python-perfUpgrade kernel-livepatch-5.10.135-122.509Upgrade kernel-livepatch-5.15.59-33.133Upgrade kernel-debuginfo-common-aarch64Upgrade kernelUpgrade kernel-tools-develUpgrade kernel-debuginfoUpgrade bpftoolUpgrade kernel-tools-debuginfoUpgrade perfUpgrade kernel-headersUpgrade kernel-devel | Sep 30, 2022 | Jun 2, 2022 |
| Amazon_linux | — | Upgrade kernel | Oct 11, 2022 | Jun 2, 2022 |
| Amazon_linux_2023 | — | Upgrade kernel-toolsUpgrade kernel-develUpgrade kernel-tools-develUpgrade kernel-livepatch-6.1.10-15.42Upgrade perf-debuginfoUpgrade bpftool-debuginfoUpgrade perfUpgrade kernel-debuginfo-common-aarch64Upgrade python3-perfUpgrade kernel-headersUpgrade kernelUpgrade kernel-debuginfoUpgrade kernel-libbpf-staticUpgrade kernel-tools-debuginfoUpgrade kernel-libbpf-develUpgrade bpftoolUpgrade kernel-debuginfo-common-x86_64Upgrade python3-perf-debuginfoUpgrade kernel-libbpf | Feb 17, 2025 | May 9, 2022 |
| Centos_linux | — | Upgrade kernel-rtUpgrade kernel | May 15, 2023 | Jun 2, 2022 |
| Debian | — | Upgrade linux | Oct 3, 2022 | Jun 2, 2022 |
| Huawei Euleros 2_0_sp10 | — | Upgrade kernel-tools-libsUpgrade python3-perfUpgrade kernel-abi-stablelistsUpgrade kernel-toolsUpgrade kernel | Dec 22, 2022 | Jun 2, 2022 |
| Huawei Euleros 2_0_sp8 | — | Upgrade perfUpgrade bpftoolUpgrade kernel-tools-libsUpgrade kernel-toolsUpgrade python-perfUpgrade kernelUpgrade python3-perfUpgrade kernel-develUpgrade kernel-headers | Dec 9, 2022 | Jun 2, 2022 |
| Huawei Euleros 2_0_sp9 | — | Upgrade kernel-toolsUpgrade python3-perfUpgrade kernelUpgrade kernel-tools-libs | Nov 15, 2022 | Jun 2, 2022 |
| Oracle_linux | — | Upgrade kernel | Jul 22, 2024 | May 9, 2022 |
| Redhat_linux | — | Upgrade kernelUpgrade kernel-rt | May 15, 2023 | Jun 2, 2022 |
| Suse | — | Upgrade kernel-source-vanillaUpgrade gfs2-kmp-azureUpgrade reiserfs-kmp-defaultUpgrade ocfs2-kmp-64kbUpgrade ocfs2-kmp-preemptUpgrade kernel-xenUpgrade kernel-default-livepatchUpgrade dtb-caviumUpgrade cluster-md-kmp-64kbUpgrade kernel-sourceUpgrade kernel-default-base-rebuildUpgrade kernel-kvmsmall-livepatch-develUpgrade dtb-allwinnerUpgrade dtb-alteraUpgrade kernel-azure-extraUpgrade dtb-xilinxUpgrade kernel-docs-htmlUpgrade kernel-preempt-develUpgrade kernel-preemptUpgrade reiserfs-kmp-64kbUpgrade kernel-kvmsmall-develUpgrade dlm-kmp-64kbUpgrade gfs2-kmp-defaultUpgrade kernel-64kb-extraUpgrade kernel-azure-optionalUpgrade dtb-zteUpgrade kernel-syms-azureUpgrade kernel-default-optionalUpgrade cluster-md-kmp-preemptUpgrade dtb-lgUpgrade dtb-sprdUpgrade dtb-freescaleUpgrade kernel-devel-azureUpgrade kernel-source-azureUpgrade kernel-kvmsmall-baseUpgrade kselftests-kmp-64kbUpgrade ocfs2-kmp-azureUpgrade cluster-md-kmp-azureUpgrade dtb-amazonUpgrade kernel-develUpgrade kernel-vanilla-livepatch-develUpgrade ocfs2-kmp-defaultUpgrade kernel-zfcpdump-manUpgrade kernel-trace-baseUpgrade dtb-exynosUpgrade dtb-broadcomUpgrade kernel-rtUpgrade kernel-debug-baseUpgrade kernel-vanilla-baseUpgrade reiserfs-kmp-preemptUpgrade kernel-azure-baseUpgrade kernel-64kbUpgrade kernel-traceUpgrade dtb-qcomUpgrade dlm-kmp-preemptUpgrade kernel-vanilla-develUpgrade gfs2-kmp-preemptUpgrade kernel-64kb-optionalUpgrade kernel-debugUpgrade dtb-alUpgrade kernel-default-develUpgrade kernel-obs-buildUpgrade kernel-azureUpgrade kselftests-kmp-azureUpgrade kernel-xen-baseUpgrade kernel-kvmsmallUpgrade dtb-marvellUpgrade kernel-default-manUpgrade dtb-mediatekUpgrade dtb-renesasUpgrade kernel-ec2Upgrade kernel-64kb-livepatch-develUpgrade dtb-amlogicUpgrade dtb-hisiliconUpgrade dtb-amdUpgrade kernel-debug-livepatch-develUpgrade reiserfs-kmp-azureUpgrade cluster-md-kmp-defaultUpgrade dtb-armUpgrade kernel-macrosUpgrade dlm-kmp-defaultUpgrade kernel-defaultUpgrade kernel-preempt-livepatch-develUpgrade dtb-rockchipUpgrade kernel-ec2-baseUpgrade gfs2-kmp-64kbUpgrade dtb-nvidiaUpgrade kernel-vanillaUpgrade kernel-symsUpgrade kernel-preempt-extraUpgrade kernel-default-livepatch-develUpgrade kernel-preempt-optionalUpgrade kernel-default-baseUpgrade kernel-azure-develUpgrade dtb-appleUpgrade dtb-apmUpgrade kernel-64kb-develUpgrade dlm-kmp-azureUpgrade kernel-default-extraUpgrade kernel-debug-develUpgrade kernel-docsUpgrade kselftests-kmp-defaultUpgrade kernel-xen-develUpgrade kselftests-kmp-preemptUpgrade kernel-zfcpdumpUpgrade kernel-obs-qaUpgrade kernel-azure-livepatch-develUpgrade dtb-socionextUpgrade kernel-trace-develUpgrade kernel-ec2-devel | Oct 26, 2022 | Jun 2, 2022 |
| Ubuntu | — | Upgrade linux-image-virtual-lts-xenialUpgrade linux-image-4.4.0-239-genericUpgrade linux-image-kvmUpgrade linux-image-4.4.0-239-lowlatencyUpgrade linux-image-lowlatency-lts-xenialUpgrade linux-image-awsUpgrade linux-image-generic-lts-xenialUpgrade linux-image-virtualUpgrade linux-image-genericUpgrade linux-image-4.4.0-1118-kvmUpgrade linux-image-lowlatencyUpgrade linux-image-4.4.0-1117-awsUpgrade linux-image-4.4.0-1155-aws | Apr 10, 2023 | Jun 2, 2022 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jan 20, 2025 | May 31, 2022 |
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