vulnerability

Ubuntu: (Multiple Advisories) (CVE-2018-14613): Linux kernel vulnerabilities

Severity
7
CVSS
(AV:N/AC:M/Au:N/C:N/I:N/A:C)
Published
Jul 27, 2018
Added
Apr 9, 2019
Modified
Mar 27, 2026

Description

An issue was discovered in the Linux kernel through 4.17.10. There is an invalid pointer dereference in io_ctl_map_page() when mounting and operating a crafted btrfs image, because of a lack of block group item validation in check_leaf_item in fs/btrfs/tree-checker.c.

Solutions

ubuntu-upgrade-linux-image-4-15-0-1021-oracleubuntu-upgrade-linux-image-4-15-0-1040-gcpubuntu-upgrade-linux-image-4-15-0-1040-gkeubuntu-upgrade-linux-image-4-15-0-1042-kvmubuntu-upgrade-linux-image-4-15-0-1043-raspi2ubuntu-upgrade-linux-image-4-15-0-1047-awsubuntu-upgrade-linux-image-4-15-0-1050-oemubuntu-upgrade-linux-image-4-15-0-1055-azureubuntu-upgrade-linux-image-4-15-0-1060-snapdragonubuntu-upgrade-linux-image-4-15-0-58-genericubuntu-upgrade-linux-image-4-15-0-58-generic-lpaeubuntu-upgrade-linux-image-4-15-0-58-lowlatencyubuntu-upgrade-linux-image-4-4-0-1040-awsubuntu-upgrade-linux-image-4-4-0-1043-kvmubuntu-upgrade-linux-image-4-4-0-1079-awsubuntu-upgrade-linux-image-4-4-0-1106-raspi2ubuntu-upgrade-linux-image-4-4-0-1110-snapdragonubuntu-upgrade-linux-image-4-4-0-144-genericubuntu-upgrade-linux-image-4-4-0-144-generic-lpaeubuntu-upgrade-linux-image-4-4-0-144-lowlatencyubuntu-upgrade-linux-image-4-4-0-144-powerpc-e500mcubuntu-upgrade-linux-image-4-4-0-144-powerpc-smpubuntu-upgrade-linux-image-4-4-0-144-powerpc64-embubuntu-upgrade-linux-image-4-4-0-144-powerpc64-smpubuntu-upgrade-linux-image-4-4-0-145-genericubuntu-upgrade-linux-image-4-4-0-145-generic-lpaeubuntu-upgrade-linux-image-4-4-0-145-lowlatencyubuntu-upgrade-linux-image-4-4-0-145-powerpc-e500mcubuntu-upgrade-linux-image-4-4-0-145-powerpc-smpubuntu-upgrade-linux-image-4-4-0-145-powerpc64-embubuntu-upgrade-linux-image-4-4-0-145-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-xenialubuntu-upgrade-linux-image-generic-lts-xenialubuntu-upgrade-linux-image-gkeubuntu-upgrade-linux-image-gke-4-15ubuntu-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-oracleubuntu-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-virtualubuntu-upgrade-linux-image-virtual-hwe-16-04ubuntu-upgrade-linux-image-virtual-lts-xenial

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.