vulnerability

Ubuntu: (Multiple Advisories) (CVE-2017-11176): Linux kernel vulnerabilities

Severity
7
CVSS
(AV:L/AC:L/Au:N/C:C/I:C/A:C)
Published
Jul 11, 2017
Added
Aug 29, 2017
Modified
Mar 27, 2026

Description

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.

Solutions

ubuntu-upgrade-linux-image-3-13-0-135-genericubuntu-upgrade-linux-image-3-13-0-135-generic-lpaeubuntu-upgrade-linux-image-3-13-0-135-lowlatencyubuntu-upgrade-linux-image-3-13-0-135-powerpc-e500ubuntu-upgrade-linux-image-3-13-0-135-powerpc-e500mcubuntu-upgrade-linux-image-3-13-0-135-powerpc-smpubuntu-upgrade-linux-image-3-13-0-135-powerpc64-embubuntu-upgrade-linux-image-3-13-0-135-powerpc64-smpubuntu-upgrade-linux-image-4-10-0-1008-gcpubuntu-upgrade-linux-image-4-10-0-1020-raspi2ubuntu-upgrade-linux-image-4-10-0-38-genericubuntu-upgrade-linux-image-4-10-0-38-generic-lpaeubuntu-upgrade-linux-image-4-10-0-38-lowlatencyubuntu-upgrade-linux-image-4-4-0-1028-gkeubuntu-upgrade-linux-image-4-4-0-1032-awsubuntu-upgrade-linux-image-4-4-0-1071-raspi2ubuntu-upgrade-linux-image-4-4-0-1073-snapdragonubuntu-upgrade-linux-image-4-4-0-93-genericubuntu-upgrade-linux-image-4-4-0-93-generic-lpaeubuntu-upgrade-linux-image-4-4-0-93-lowlatencyubuntu-upgrade-linux-image-4-4-0-93-powerpc-e500mcubuntu-upgrade-linux-image-4-4-0-93-powerpc-smpubuntu-upgrade-linux-image-4-4-0-93-powerpc64-embubuntu-upgrade-linux-image-4-4-0-93-powerpc64-smpubuntu-upgrade-linux-image-awsubuntu-upgrade-linux-image-gcpubuntu-upgrade-linux-image-genericubuntu-upgrade-linux-image-generic-hwe-16-04ubuntu-upgrade-linux-image-generic-lpaeubuntu-upgrade-linux-image-generic-lpae-hwe-16-04ubuntu-upgrade-linux-image-generic-lpae-lts-trustyubuntu-upgrade-linux-image-generic-lpae-lts-xenialubuntu-upgrade-linux-image-generic-lts-trustyubuntu-upgrade-linux-image-generic-lts-xenialubuntu-upgrade-linux-image-gkeubuntu-upgrade-linux-image-lowlatencyubuntu-upgrade-linux-image-lowlatency-hwe-16-04ubuntu-upgrade-linux-image-lowlatency-lts-xenialubuntu-upgrade-linux-image-powerpc-e500ubuntu-upgrade-linux-image-powerpc-e500mcubuntu-upgrade-linux-image-powerpc-e500mc-lts-xenialubuntu-upgrade-linux-image-powerpc-smpubuntu-upgrade-linux-image-powerpc-smp-lts-xenialubuntu-upgrade-linux-image-powerpc64-embubuntu-upgrade-linux-image-powerpc64-emb-lts-xenialubuntu-upgrade-linux-image-powerpc64-smpubuntu-upgrade-linux-image-powerpc64-smp-lts-xenialubuntu-upgrade-linux-image-raspi2ubuntu-upgrade-linux-image-snapdragon

References

    Title
    Rapid7 Labs

    2026 Global Threat Landscape Report

    The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.