SB2018052609 - Fedora 28 update for kernel
Published: May 26, 2018 Updated: April 24, 2025
Security Bulletin ID
SB2018052609
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Heap-based buffer overflow (CVE-ID: CVE-2018-10840)
CWE-ID: CWE-122 - Heap-based Buffer Overflow
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local attacker to cause DoS condition on the target system.
The weakness exists due to heap-based buffer overflow in fs/ext4/xattr.c:ext4_xattr_set_entry(). A local attacker can supply specially crafted ext4 image, trigger memory corruption and cause the system to crash.
Remediation
Install update from vendor's website.