CVE-2018-1093
Description
The ext4_valid_block_bitmap function in fs/ext4/balloc.c in the Linux kernel through 4.15.15 allows attackers to cause a denial of service (out-of-bounds read and system crash) via a crafted ext4 image because balloc.c and ialloc.c do not validate bitmap block numbers.
Risk Information
Base Score
5.5
MODERATE
Vector
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
EPSS Score
Exploitation Probability
0.1
Associated Vulnerability
| Vulnerability | OS Platform |
|---|---|
| Linux kernel (USN-3676-1) linux-image-4.4.0-1027-kvm_4.4.0-1027.32_amd64.deb | Linux |
| Linux kernel (USN-3676-1) linux-image-4.4.0-1061-aws_4.4.0-1061.70_amd64.deb | Linux |
| Linux kernel (USN-3676-1) linux-image-4.4.0-128-generic_4.4.0-128.154_i386.deb | Linux |
| Linux kernel (USN-3676-1) linux-image-4.4.0-128-generic_4.4.0-128.154_amd64.deb | Linux |
| Linux kernel (USN-3676-1) linux-image-4.4.0-128-lowlatency_4.4.0-128.154_i386.deb | Linux |
| Linux kernel (USN-3676-1) linux-image-4.4.0-128-lowlatency_4.4.0-128.154_amd64.deb | Linux |
| Linux kernel for Amazon Web Services (AWS) systems (USN-3676-2) linux-image-4.4.0-1023-aws_4.4.0-1023.23_amd64.deb | Linux |
| Linux kernel for Amazon Web Services (AWS) systems (USN-3676-2) linux-image-4.4.0-128-generic_4.4.0-128.154~14.04.1_i386.deb | Linux |
| Linux kernel for Amazon Web Services (AWS) systems (USN-3676-2) linux-image-4.4.0-128-generic_4.4.0-128.154~14.04.1_amd64.deb | Linux |
| Linux kernel for Amazon Web Services (AWS) systems (USN-3676-2) linux-image-4.4.0-128-lowlatency_4.4.0-128.154~14.04.1_i386.deb | Linux |
| Linux kernel for Amazon Web Services (AWS) systems (USN-3676-2) linux-image-4.4.0-128-lowlatency_4.4.0-128.154~14.04.1_amd64.deb | Linux |
| Dtrace-modules-3.8.13-118.21.1.el6uek update (ELSA-2018-4109) dtrace-modules-3.8.13-118.21.1.el6uek-0.4.5-3.el6.x86_64.rpm | Linux |
| Dtrace-modules-3.8.13-118.21.1.el7uek update (ELSA-2018-4109) dtrace-modules-3.8.13-118.21.1.el7uek-0.4.5-3.el7.x86_64.rpm | Linux |
Patch Details
No records foundReferences
https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234