CVE - CVE-2018-1092

CVE-ID
CVE-2018-1092	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
Description
The ext4_iget function in fs/ext4/inode.c in the Linux kernel through 4.15.15 mishandles the case of a root directory with a zero i_links_count, which allows attackers to cause a denial of service (ext4_process_freed_data NULL pointer dereference and OOPS) via a crafted ext4 image.
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
MISC:DSA-4187 URL:https://www.debian.org/security/2018/dsa-4187 MISC:DSA-4188 URL:https://www.debian.org/security/2018/dsa-4188 MISC:RHSA-2018:2948 URL:https://access.redhat.com/errata/RHSA-2018:2948 MISC:RHSA-2018:3083 URL:https://access.redhat.com/errata/RHSA-2018:3083 MISC:RHSA-2018:3096 URL:https://access.redhat.com/errata/RHSA-2018:3096 MISC:USN-3676-1 URL:https://usn.ubuntu.com/3676-1/ MISC:USN-3676-2 URL:https://usn.ubuntu.com/3676-2/ MISC:USN-3677-1 URL:https://usn.ubuntu.com/3677-1/ MISC:USN-3677-2 URL:https://usn.ubuntu.com/3677-2/ MISC:USN-3678-1 URL:https://usn.ubuntu.com/3678-1/ MISC:USN-3678-2 URL:https://usn.ubuntu.com/3678-2/ MISC:USN-3678-3 URL:https://usn.ubuntu.com/3678-3/ MISC:USN-3678-4 URL:https://usn.ubuntu.com/3678-4/ MISC:USN-3754-1 URL:https://usn.ubuntu.com/3754-1/ MISC:[debian-lts-announce] 20180502 [SECURITY] [DLA 1369-1] linux security update URL:https://lists.debian.org/debian-lts-announce/2018/05/msg00000.html MISC:http://openwall.com/lists/oss-security/2018/03/29/1 URL:http://openwall.com/lists/oss-security/2018/03/29/1 MISC:https://bugzilla.kernel.org/show_bug.cgi?id=199179 URL:https://bugzilla.kernel.org/show_bug.cgi?id=199179 MISC:https://bugzilla.kernel.org/show_bug.cgi?id=199275 URL:https://bugzilla.kernel.org/show_bug.cgi?id=199275 MISC:https://bugzilla.redhat.com/show_bug.cgi?id=1560777 URL:https://bugzilla.redhat.com/show_bug.cgi?id=1560777 MISC:https://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git/commit/?id=8e4b5eae5decd9dfe5a4ee369c22028f90ab4c44 URL:https://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git/commit/?id=8e4b5eae5decd9dfe5a4ee369c22028f90ab4c44
Assigning CNA
Red Hat, Inc.
Date Record Created
20171204	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20171204)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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