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-docUpgrade kernel-debug-modules-coreUpgrade kernel-64k-modules-extraUpgrade kernel-rt-modulesUpgrade kernel-tools-libsUpgrade kernel-debug-uki-virtUpgrade kernel-64k-debug-devel-matchedUpgrade kernel-64k-debug-develUpgrade bpftoolUpgrade perfUpgrade kernel-rt-debug-modules-coreUpgrade kernel-develUpgrade kernel-rt-debug-coreUpgrade python3-perfUpgrade kernel-rt-modules-extraUpgrade kernel-rt-debug-modulesUpgrade kernel-rtUpgrade kernel-rt-debugUpgrade kernel-zfcpdump-devel-matchedUpgrade kernel-64k-debug-modulesUpgrade kernel-modules-extraUpgrade kernel-rt-coreUpgrade kernel-64k-debug-modules-coreUpgrade kernel-rt-kvmUpgrade kernel-toolsUpgrade kernel-rt-develUpgrade kernel-debugUpgrade kernel-zfcpdump-modulesUpgrade kernel-zfcpdump-modules-extraUpgrade kernel-cross-headersUpgrade kernel-64k-debug-modules-extraUpgrade kernel-uki-virtUpgrade rtlaUpgrade kernel-abi-stablelistsUpgrade kernel-rt-modules-coreUpgrade kernel-devel-matchedUpgrade kernel-debug-modulesUpgrade kernel-debug-modules-extraUpgrade kernel-debug-coreUpgrade kernel-64k-develUpgrade kernel-64kUpgrade kernel-zfcpdump-develUpgrade kernel-rt-debug-modules-extraUpgrade kernel-zfcpdump-modules-coreUpgrade kernel-zfcpdump-coreUpgrade kernel-coreUpgrade kernel-debug-devel-matchedUpgrade kernel-modules-coreUpgrade kernel-tools-libs-develUpgrade kernel-64k-modules-coreUpgrade kernel-debug-develUpgrade kernel-64k-debugUpgrade kernel-64k-modulesUpgrade kernel-64k-devel-matchedUpgrade kernel-rt-debug-kvmUpgrade kernel-modulesUpgrade kernelUpgrade kernel-rt-debug-develUpgrade kernel-64k-debug-coreUpgrade kernel-64k-coreUpgrade kernel-zfcpdump | May 15, 2023 | Jun 2, 2022 |
| Amazon Linux Ami 2 | — | Upgrade bpftoolUpgrade kernel-debuginfo-common-aarch64Upgrade perfUpgrade kernel-tools-develUpgrade kernel-develUpgrade kernel-debuginfoUpgrade kernel-tools-debuginfoUpgrade kernel-livepatch-5.15.59-33.133Upgrade kernel-headersUpgrade kernelUpgrade bpftool-debuginfoUpgrade perf-debuginfoUpgrade python-perfUpgrade python-perf-debuginfoUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-livepatch-5.10.135-122.509Upgrade kernel-toolsUpgrade kernel-livepatch-4.14.294-220.533 | Sep 30, 2022 | Jun 2, 2022 |
| Amazon_linux | — | Upgrade kernel | Oct 11, 2022 | Jun 2, 2022 |
| Amazon_linux_2023 | — | Upgrade kernel-libbpf-develUpgrade python3-perfUpgrade kernel-headersUpgrade python3-perf-debuginfoUpgrade kernelUpgrade kernel-libbpfUpgrade bpftoolUpgrade kernel-tools-debuginfoUpgrade kernel-debuginfoUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-libbpf-staticUpgrade kernel-livepatch-6.1.10-15.42Upgrade kernel-tools-develUpgrade kernel-debuginfo-common-aarch64Upgrade perfUpgrade perf-debuginfoUpgrade bpftool-debuginfoUpgrade kernel-toolsUpgrade kernel-devel | 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-abi-stablelistsUpgrade kernelUpgrade kernel-toolsUpgrade kernel-tools-libsUpgrade python3-perf | Dec 22, 2022 | Jun 2, 2022 |
| Huawei Euleros 2_0_sp8 | — | Upgrade kernel-headersUpgrade kernel-develUpgrade kernelUpgrade python3-perfUpgrade kernel-tools-libsUpgrade python-perfUpgrade bpftoolUpgrade kernel-toolsUpgrade perf | Dec 9, 2022 | Jun 2, 2022 |
| Huawei Euleros 2_0_sp9 | — | Upgrade python3-perfUpgrade kernelUpgrade kernel-tools-libsUpgrade kernel-tools | Nov 15, 2022 | Jun 2, 2022 |
| Oracle_linux | — | Upgrade kernel | Jul 22, 2024 | May 9, 2022 |
| Redhat_linux | — | Upgrade kernel-rtUpgrade kernel | May 15, 2023 | Jun 2, 2022 |
| Suse | — | Upgrade kernel-sourceUpgrade kernel-64kbUpgrade dtb-alteraUpgrade kernel-vanilla-develUpgrade kernel-zfcpdump-manUpgrade gfs2-kmp-preemptUpgrade gfs2-kmp-azureUpgrade ocfs2-kmp-64kbUpgrade kernel-debugUpgrade kernel-vanilla-livepatch-develUpgrade kernel-64kb-optionalUpgrade ocfs2-kmp-defaultUpgrade kernel-debug-baseUpgrade kernel-trace-baseUpgrade kernel-default-develUpgrade dtb-lgUpgrade dtb-broadcomUpgrade kernel-azure-optionalUpgrade kernel-azure-baseUpgrade dtb-sprdUpgrade kernel-source-vanillaUpgrade cluster-md-kmp-64kbUpgrade kernel-syms-azureUpgrade kernel-vanilla-baseUpgrade kernel-azure-extraUpgrade kernel-kvmsmall-develUpgrade dtb-caviumUpgrade reiserfs-kmp-preemptUpgrade kernel-azureUpgrade kernel-preempt-develUpgrade dtb-allwinnerUpgrade kernel-preemptUpgrade gfs2-kmp-defaultUpgrade kernel-obs-buildUpgrade dtb-xilinxUpgrade kselftests-kmp-azureUpgrade kernel-64kb-extraUpgrade dlm-kmp-64kbUpgrade dtb-qcomUpgrade kernel-kvmsmall-livepatch-develUpgrade dtb-exynosUpgrade kernel-docs-htmlUpgrade kernel-traceUpgrade reiserfs-kmp-64kbUpgrade kernel-devel-azureUpgrade kernel-kvmsmall-baseUpgrade dtb-alUpgrade kernel-rtUpgrade cluster-md-kmp-azureUpgrade dtb-amazonUpgrade dlm-kmp-preemptUpgrade cluster-md-kmp-preemptUpgrade dtb-freescaleUpgrade kernel-default-base-rebuildUpgrade kernel-default-livepatchUpgrade kernel-develUpgrade kselftests-kmp-64kbUpgrade ocfs2-kmp-azureUpgrade kernel-source-azureUpgrade ocfs2-kmp-preemptUpgrade kernel-default-optionalUpgrade kernel-xenUpgrade dtb-zteUpgrade reiserfs-kmp-defaultUpgrade kernel-azure-livepatch-develUpgrade dtb-hisiliconUpgrade kernel-xen-baseUpgrade kernel-default-baseUpgrade kselftests-kmp-preemptUpgrade dtb-socionextUpgrade kernel-ec2Upgrade dtb-apmUpgrade dtb-appleUpgrade cluster-md-kmp-defaultUpgrade kernel-64kb-livepatch-develUpgrade dtb-amlogicUpgrade kernel-obs-qaUpgrade kernel-zfcpdumpUpgrade kernel-azure-develUpgrade kernel-preempt-optionalUpgrade kernel-preempt-extraUpgrade kernel-symsUpgrade kernel-default-livepatch-develUpgrade kernel-kvmsmallUpgrade kernel-defaultUpgrade dtb-marvellUpgrade kernel-debug-develUpgrade gfs2-kmp-64kbUpgrade kernel-debug-livepatch-develUpgrade dtb-renesasUpgrade kernel-trace-develUpgrade kernel-ec2-develUpgrade dtb-mediatekUpgrade kernel-preempt-livepatch-develUpgrade kernel-vanillaUpgrade dtb-rockchipUpgrade reiserfs-kmp-azureUpgrade dlm-kmp-defaultUpgrade kernel-default-manUpgrade kernel-64kb-develUpgrade dtb-armUpgrade kernel-docsUpgrade dtb-amdUpgrade kernel-macrosUpgrade dlm-kmp-azureUpgrade kernel-default-extraUpgrade dtb-nvidiaUpgrade kernel-ec2-baseUpgrade kselftests-kmp-defaultUpgrade kernel-xen-devel | Oct 26, 2022 | Jun 2, 2022 |
| Ubuntu | — | Upgrade linux-image-4.4.0-1118-kvmUpgrade linux-image-lowlatencyUpgrade linux-image-virtualUpgrade linux-image-4.4.0-1117-awsUpgrade linux-image-genericUpgrade linux-image-4.4.0-1155-awsUpgrade linux-image-generic-lts-xenialUpgrade linux-image-4.4.0-239-genericUpgrade linux-image-virtual-lts-xenialUpgrade linux-image-awsUpgrade linux-image-kvmUpgrade linux-image-lowlatency-lts-xenialUpgrade linux-image-4.4.0-239-lowlatency | 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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