vulnerability
Ubuntu: (Multiple Advisories) (CVE-2018-17972): Linux kernel vulnerabilities
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:L/AC:L/Au:N/C:C/I:N/A:N) | Oct 3, 2018 | Nov 23, 2018 | Aug 18, 2025 |
Severity
5
CVSS
(AV:L/AC:L/Au:N/C:C/I:N/A:N)
Published
Oct 3, 2018
Added
Nov 23, 2018
Modified
Aug 18, 2025
Description
An issue was discovered in the proc_pid_stack function in fs/proc/base.c in the Linux kernel through 4.18.11. It does not ensure that only root may inspect the kernel stack of an arbitrary task, allowing a local attacker to exploit racy stack unwinding and leak kernel task stack contents.
Solutions
ubuntu-upgrade-linux-image-3-13-0-165-genericubuntu-upgrade-linux-image-3-13-0-165-generic-lpaeubuntu-upgrade-linux-image-3-13-0-165-lowlatencyubuntu-upgrade-linux-image-3-13-0-165-powerpc-e500ubuntu-upgrade-linux-image-3-13-0-165-powerpc-e500mcubuntu-upgrade-linux-image-3-13-0-165-powerpc-smpubuntu-upgrade-linux-image-3-13-0-165-powerpc64-embubuntu-upgrade-linux-image-3-13-0-165-powerpc64-smpubuntu-upgrade-linux-image-4-15-0-1027-gcpubuntu-upgrade-linux-image-4-15-0-1029-kvmubuntu-upgrade-linux-image-4-15-0-1031-raspi2ubuntu-upgrade-linux-image-4-15-0-1032-awsubuntu-upgrade-linux-image-4-15-0-1033-oemubuntu-upgrade-linux-image-4-15-0-1037-azureubuntu-upgrade-linux-image-4-15-0-44-genericubuntu-upgrade-linux-image-4-15-0-44-generic-lpaeubuntu-upgrade-linux-image-4-15-0-44-lowlatencyubuntu-upgrade-linux-image-4-15-0-44-snapdragonubuntu-upgrade-linux-image-4-15-0-45-genericubuntu-upgrade-linux-image-4-15-0-45-generic-lpaeubuntu-upgrade-linux-image-4-15-0-45-lowlatencyubuntu-upgrade-linux-image-4-18-0-1004-gcpubuntu-upgrade-linux-image-4-18-0-1005-kvmubuntu-upgrade-linux-image-4-18-0-1006-awsubuntu-upgrade-linux-image-4-18-0-1007-raspi2ubuntu-upgrade-linux-image-4-18-0-12-genericubuntu-upgrade-linux-image-4-18-0-12-generic-lpaeubuntu-upgrade-linux-image-4-18-0-12-lowlatencyubuntu-upgrade-linux-image-4-18-0-12-snapdragonubuntu-upgrade-linux-image-4-4-0-1034-awsubuntu-upgrade-linux-image-4-4-0-1037-kvmubuntu-upgrade-linux-image-4-4-0-1072-awsubuntu-upgrade-linux-image-4-4-0-1100-raspi2ubuntu-upgrade-linux-image-4-4-0-1104-snapdragonubuntu-upgrade-linux-image-4-4-0-139-genericubuntu-upgrade-linux-image-4-4-0-139-generic-lpaeubuntu-upgrade-linux-image-4-4-0-139-lowlatencyubuntu-upgrade-linux-image-4-4-0-139-powerpc-e500mcubuntu-upgrade-linux-image-4-4-0-139-powerpc-smpubuntu-upgrade-linux-image-4-4-0-139-powerpc64-embubuntu-upgrade-linux-image-4-4-0-139-powerpc64-smpubuntu-upgrade-linux-image-awsubuntu-upgrade-linux-image-aws-hweubuntu-upgrade-linux-image-azureubuntu-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-kvmubuntu-upgrade-linux-image-lowlatencyubuntu-upgrade-linux-image-lowlatency-hwe-16-04ubuntu-upgrade-linux-image-lowlatency-lts-xenialubuntu-upgrade-linux-image-oemubuntu-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-snapdragonubuntu-upgrade-linux-image-virtual-hwe-16-04
References
NEW
Explore Exposure Command
Confidently identify and prioritize exposures from endpoint to cloud with full attack surface visibility and threat-aware risk context.