Actively exploited
Listed in CISA’s Known Exploited Vulnerabilities catalog since January 26, 2026.
CVE-2018-14634
Linux Kernel Integer Overflow Vulnerability
Added to KEV January 26, 2026
Alert details
- Source feed
- CISA KEV
- CVE ID
- CVE-2018-14634
- CWE
- CWE-190
- Affected products
- Kernel · Linux Kernel · Linux
What happened
Linux Kernel contains an integer overflow vulnerability in the create_elf_tables() function which could allow an unprivileged local user with access to SUID (or otherwise privileged) binary to escalate their privileges on the system.
What it means for your business
Linux Kernel is listed in CISA's Known Exploited Vulnerabilities catalog (CVE-2018-14634). Linux Kernel contains an integer overflow vulnerability in the create_elf_tables() function which could allow an unprivileged local user with access to SUID (or otherwise privileged) binary to escalate their privileges on the system. CISA remediation due date: 2026-02-16. If you need help checking exposure, call (864) 335-9223.
Required action
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
CISA due date: February 16, 2026
Sources
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