The Linux Kernel imposes a size restriction on the arguments and environmental strings passed through RLIMIT_STACK/RLIM_INFINITY (1/4 of the size), but does not take the argument and environment pointers into account, which allows attackers to bypass this limitation. This affects Linux Kernel versions 4.11.5 and earlier. It appears that this feature was introduced in the Linux Kernel version 2.6.23.
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 |
|---|---|---|---|---|
| Suse | — | suse-upgrade-cluster-md-kmp-defaultsuse-upgrade-cluster-network-kmp-defaultsuse-upgrade-dlm-kmp-defaultsuse-upgrade-gfs2-kmp-defaultsuse-upgrade-kernel-defaultsuse-upgrade-kernel-docssuse-upgrade-kernel-ec2suse-upgrade-kernel-ec2-develsuse-upgrade-kernel-ec2-extrasuse-upgrade-kernel-obs-buildsuse-upgrade-ocfs2-kmp-default | Jul 10, 2017 | Jun 19, 2017 |
| Ubuntu | ubuntu-upgrade-linux-image-3-13-0-126-genericubuntu-upgrade-linux-image-3-13-0-126-generic-lpaeubuntu-upgrade-linux-image-3-13-0-126-lowlatencyubuntu-upgrade-linux-image-3-13-0-126-powerpc-e500ubuntu-upgrade-linux-image-3-13-0-126-powerpc-e500mcubuntu-upgrade-linux-image-3-13-0-126-powerpc-smpubuntu-upgrade-linux-image-3-13-0-126-powerpc64-embubuntu-upgrade-linux-image-3-13-0-126-powerpc64-smpubuntu-upgrade-linux-image-4-10-0-1013-raspi2ubuntu-upgrade-linux-image-4-10-0-30-genericubuntu-upgrade-linux-image-4-10-0-30-generic-lpaeubuntu-upgrade-linux-image-4-10-0-30-lowlatencyubuntu-upgrade-linux-image-4-4-0-1024-gkeubuntu-upgrade-linux-image-4-4-0-1028-awsubuntu-upgrade-linux-image-4-4-0-1067-raspi2ubuntu-upgrade-linux-image-4-4-0-1069-snapdragonubuntu-upgrade-linux-image-4-4-0-89-genericubuntu-upgrade-linux-image-4-4-0-89-generic-lpaeubuntu-upgrade-linux-image-4-4-0-89-lowlatencyubuntu-upgrade-linux-image-4-4-0-89-powerpc-e500mcubuntu-upgrade-linux-image-4-4-0-89-powerpc-smpubuntu-upgrade-linux-image-4-4-0-89-powerpc64-embubuntu-upgrade-linux-image-4-4-0-89-powerpc64-smpubuntu-upgrade-linux-image-awsubuntu-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 | Aug 4, 2017 | Jun 19, 2017 |
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub