CVE-2018-1094

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Summary

CVECVE-2018-1094
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2018-04-02 03:29:00 UTC
Updated2023-02-13 04:53:00 UTC
DescriptionThe ext4_fill_super function in fs/ext4/super.c in the Linux kernel through 4.15.15 does not always initialize the crc32c checksum driver, which allows attackers to cause a denial of service (ext4_xattr_inode_hash NULL pointer dereference and system crash) via a crafted ext4 image.

Risk And Classification

Problem Types: CWE-476

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Canonical Ubuntu Linux 16.04 All All All
Operating System Canonical Ubuntu Linux 18.04 All All All
Operating System Canonical Ubuntu Linux 16.04 All All All
Operating System Canonical Ubuntu Linux 18.04 All All All
Operating System Linux Linux Kernel All All All All
Operating System Redhat Enterprise Linux Desktop 7.0 All All All
Operating System Redhat Enterprise Linux Desktop 7.0 All All All
Operating System Redhat Enterprise Linux Server 7.0 All All All
Operating System Redhat Enterprise Linux Server 7.0 All All All
Operating System Redhat Enterprise Linux Workstation 7.0 All All All
Operating System Redhat Enterprise Linux Workstation 7.0 All All All

References

ReferenceSourceLinkTags
CVE-2018-1094 - Red Hat Customer Portal MISC access.redhat.com
199183 – Invalid pointer dereference in ext4_xattr_inode_hash when mounting and later operating on a crafted image MISC bugzilla.kernel.org Exploit, Issue Tracking
Red Hat Customer Portal REDHAT access.redhat.com Third Party Advisory
oss-security - a number of CVEs for issues in the filesystem's code in the Linux kernel MISC openwall.com Mailing List, Third Party Advisory
1560788 – (CVE-2018-1094) CVE-2018-1094 kernel: NULL pointer dereference in ext4/xattr.c:ext4_xattr_inode_hash() causes crash with crafted ext4 image MISC bugzilla.redhat.com Issue Tracking, Third Party Advisory
kernel/git/tytso/ext4.git - Ext4 filesystem tree MISC git.kernel.org Third Party Advisory
USN-3695-1: Linux kernel vulnerabilities | Ubuntu security notices UBUNTU usn.ubuntu.com Third Party Advisory
kernel/git/tytso/ext4.git - Ext4 filesystem tree MISC git.kernel.org Patch
USN-3695-2: Linux kernel (HWE) vulnerabilities | Ubuntu security notices UBUNTU usn.ubuntu.com Third Party Advisory
Red Hat Customer Portal REDHAT access.redhat.com Third Party Advisory
Red Hat Customer Portal REDHAT access.redhat.com Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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