An issue was discovered in the fd_locked_ioctl function in drivers/block/floppy.c in the Linux kernel through 4.15.7. The floppy driver will copy a kernel pointer to user memory in response to the FDGETPRM ioctl. An attacker can send the FDGETPRM ioctl and use the obtained kernel pointer to discover the location of kernel code and data and bypass kernel security protections such as KASLR.
CVSS Details
- CVSS 3.1 Base Score: 5.5
- CVSS 3.0 Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Amazon Linux Ami 2 | — | Upgrade kernel-headersUpgrade kernel-toolsUpgrade python-perf-debuginfoUpgrade kernel-debuginfo-common-x86_64Upgrade python-perfUpgrade perf-debuginfoUpgrade kernel-develUpgrade kernelUpgrade perfUpgrade kernel-debuginfo-common-aarch64Upgrade kernel-debuginfoUpgrade kernel-tools-develUpgrade kernel-tools-debuginfo | Apr 27, 2020 | Mar 8, 2018 |
| Amazon_linux | — | Upgrade kernel | Sep 19, 2019 | Mar 8, 2018 |
| Centos_linux | — | Upgrade kernelUpgrade kernel-rt | Aug 28, 2019 | Mar 8, 2018 |
| Debian | — | Upgrade linux | Oct 2, 2018 | Mar 8, 2018 |
| Huawei Euleros 2_0_sp5 | — | Upgrade kernel-develUpgrade kernelUpgrade kernel-headersUpgrade kernel-tools-libsUpgrade python-perfUpgrade kernel-toolsUpgrade perf | Dec 11, 2019 | Mar 8, 2018 |
| Oracle_linux | — | Upgrade kernelUpgrade kernel-uek | Dec 7, 2018 | Mar 8, 2018 |
| Redhat_linux | — | No solution existsUpgrade kernelUpgrade kernel-rt | Aug 7, 2019 | Mar 8, 2018 |
| Suse | — | Upgrade kernel-symsUpgrade kernel-macrosUpgrade kernel-default-manUpgrade kernel-docsUpgrade kernel-azure-develUpgrade kernel-defaultUpgrade kernel-ec2-develUpgrade kernel-default-extraUpgrade kernel-devel-azureUpgrade kernel-xen-baseUpgrade kernel-trace-develUpgrade kernel-xen-develUpgrade kernel-ec2Upgrade kernel-ec2-baseUpgrade kernel-syms-azureUpgrade kernel-default-kgraftUpgrade kernel-vanillaUpgrade kernel-debug-baseUpgrade kernel-zfcpdump-manUpgrade kernel-vanilla-develUpgrade kernel-obs-buildUpgrade kernel-default-develUpgrade kgraft-patch-4_4_180-94_164-defaultUpgrade kernel-kvmsmall-baseUpgrade kernel-traceUpgrade kernel-sourceUpgrade kernel-xenUpgrade kernel-azureUpgrade kernel-vanilla-livepatch-develUpgrade kernel-azure-baseUpgrade kernel-develUpgrade kernel-vanilla-baseUpgrade kernel-default-baseUpgrade kernel-source-azureUpgrade kernel-trace-baseUpgrade reiserfs-kmp-default | Aug 9, 2024 | Mar 8, 2018 |
| Ubuntu | — | Upgrade linux-image-4.4.0-130-powerpc64-embUpgrade linux-image-powerpc64-emb-lts-xenialUpgrade linux-image-powerpc-e500mc-lts-xenialUpgrade linux-image-4.13.0-1031-oemUpgrade linux-image-4.15.0-24-snapdragonUpgrade linux-image-3.13.0-153-powerpc64-embUpgrade linux-image-powerpc-smp-lts-xenialUpgrade linux-image-kvmUpgrade linux-image-gkeUpgrade linux-image-azureUpgrade linux-image-4.4.0-130-powerpc-smpUpgrade linux-image-4.15.0-24-generic-lpaeUpgrade linux-image-powerpc-smpUpgrade linux-image-4.13.0-1023-raspi2Upgrade linux-image-generic-lpae-lts-xenialUpgrade linux-image-generic-lpae-hwe-16.04Upgrade linux-image-3.13.0-153-genericUpgrade linux-image-generic-lts-trustyUpgrade linux-image-4.15.0-1011-awsUpgrade linux-image-4.13.0-46-genericUpgrade linux-image-gcpUpgrade linux-image-powerpc64-smpUpgrade linux-image-snapdragonUpgrade linux-image-raspi2Upgrade linux-image-powerpc64-embUpgrade linux-image-awsUpgrade linux-image-4.15.0-1012-kvmUpgrade linux-image-4.15.0-1010-gcpUpgrade linux-image-3.13.0-153-lowlatencyUpgrade linux-image-lowlatency-lts-xenialUpgrade linux-image-4.15.0-24-genericUpgrade linux-image-oemUpgrade linux-image-lowlatencyUpgrade linux-image-4.4.0-1024-awsUpgrade linux-image-generic-lpae-lts-trustyUpgrade linux-image-3.13.0-153-powerpc-e500mcUpgrade linux-image-4.4.0-1092-raspi2Upgrade linux-image-3.13.0-153-powerpc-smpUpgrade linux-image-4.4.0-130-powerpc64-smpUpgrade linux-image-4.13.0-46-generic-lpaeUpgrade linux-image-4.4.0-1029-kvmUpgrade linux-image-lowlatency-hwe-16.04Upgrade linux-image-4.4.0-1062-awsUpgrade linux-image-3.13.0-153-powerpc-e500Upgrade linux-image-3.13.0-153-powerpc64-smpUpgrade linux-image-powerpc-e500mcUpgrade linux-image-generic-lpaeUpgrade linux-image-4.4.0-130-powerpc-e500mcUpgrade linux-image-4.15.0-24-lowlatencyUpgrade linux-image-generic-hwe-16.04Upgrade linux-image-4.15.0-1014-azureUpgrade linux-image-generic-lts-xenialUpgrade linux-image-3.13.0-153-generic-lpaeUpgrade linux-image-powerpc-e500Upgrade linux-image-4.13.0-46-lowlatencyUpgrade linux-image-4.15.0-1013-raspi2Upgrade linux-image-4.4.0-1095-snapdragonUpgrade linux-image-4.4.0-130-generic-lpaeUpgrade linux-image-genericUpgrade linux-image-powerpc64-smp-lts-xenialUpgrade linux-image-4.4.0-130-genericUpgrade linux-image-4.4.0-130-lowlatency | Jul 4, 2018 | Mar 8, 2018 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jan 20, 2025 | Mar 8, 2018 |
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