The mq_notify function in the Linux kernel through 4.11.9 does not set the sock pointer to NULL upon entry into the retry logic. During a user-space close of a Netlink socket, it allows attackers to cause a denial of service (use-after-free) or possibly have unspecified other impact.
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 |
|---|---|---|---|---|
| Amazon_linux | — | Upgrade kernel | Oct 27, 2017 | Jul 11, 2017 |
| Centos_linux | — | Upgrade kernelUpgrade kernel-rt | Oct 25, 2017 | Jul 11, 2017 |
| Debian | — | Upgrade linux | Aug 7, 2017 | Jul 11, 2017 |
| Huawei Euleros 2_0_sp1 | — | Upgrade python-perfUpgrade kernel-tools-libsUpgrade kernel-toolsUpgrade perfUpgrade kernel-develUpgrade kernelUpgrade kernel-debuginfoUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-debugUpgrade kernel-headers | Nov 30, 2017 | Jul 11, 2017 |
| Oracle_linux | — | Upgrade kernelUpgrade kernel-uek | Oct 20, 2017 | Jul 9, 2017 |
| Redhat_linux | — | No solution existsUpgrade kernel-rtUpgrade kernel | Oct 25, 2017 | Jul 11, 2017 |
| Suse | — | Upgrade kernel-ec2-extraUpgrade kernel-docsUpgrade kernel-defaultUpgrade kernel-ec2Upgrade kernel-ec2-devel | Sep 8, 2017 | Jul 11, 2017 |
| Ubuntu | — | Upgrade linux-image-powerpc64-emb-lts-xenialUpgrade linux-image-generic-lpae-hwe-16.04Upgrade linux-image-generic-lpae-lts-xenialUpgrade linux-image-3.13.0-135-powerpc-smpUpgrade linux-image-lowlatency-lts-xenialUpgrade linux-image-3.13.0-135-powerpc-e500Upgrade linux-image-raspi2Upgrade linux-image-3.13.0-135-powerpc64-smpUpgrade linux-image-gcpUpgrade linux-image-4.4.0-93-lowlatencyUpgrade linux-image-4.10.0-38-genericUpgrade linux-image-4.10.0-1020-raspi2Upgrade linux-image-powerpc-e500mc-lts-xenialUpgrade linux-image-awsUpgrade linux-image-4.4.0-1071-raspi2Upgrade linux-image-4.10.0-1008-gcpUpgrade linux-image-4.4.0-93-genericUpgrade linux-image-lowlatencyUpgrade linux-image-powerpc64-smp-lts-xenialUpgrade linux-image-powerpc-smp-lts-xenialUpgrade linux-image-4.4.0-1028-gkeUpgrade linux-image-3.13.0-135-genericUpgrade linux-image-4.10.0-38-generic-lpaeUpgrade linux-image-3.13.0-135-powerpc-e500mcUpgrade linux-image-generic-lts-trustyUpgrade linux-image-4.4.0-93-powerpc64-smpUpgrade linux-image-4.4.0-93-powerpc-smpUpgrade linux-image-generic-hwe-16.04Upgrade linux-image-4.4.0-93-generic-lpaeUpgrade linux-image-lowlatency-hwe-16.04Upgrade linux-image-4.10.0-38-lowlatencyUpgrade linux-image-powerpc-e500mcUpgrade linux-image-4.4.0-1073-snapdragonUpgrade linux-image-generic-lpaeUpgrade linux-image-generic-lpae-lts-trustyUpgrade linux-image-powerpc64-embUpgrade linux-image-gkeUpgrade linux-image-genericUpgrade linux-image-snapdragonUpgrade linux-image-generic-lts-xenialUpgrade linux-image-3.13.0-135-lowlatencyUpgrade linux-image-4.4.0-93-powerpc-e500mcUpgrade linux-image-powerpc-e500Upgrade linux-image-4.4.0-1032-awsUpgrade linux-image-powerpc-smpUpgrade linux-image-3.13.0-135-powerpc64-embUpgrade linux-image-powerpc64-smpUpgrade linux-image-3.13.0-135-generic-lpaeUpgrade linux-image-4.4.0-93-powerpc64-emb | Aug 29, 2017 | Jul 11, 2017 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jan 20, 2025 | Jul 11, 2017 |
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