CVE-2024-1086
Published: May 30, 2024
Official Description
Linux kernel contains a use-after-free vulnerability in the netfilter: nf_tables component that allows an attacker to achieve local privilege escalation.
CISA KEV Advisory
Linux Kernel Use-After-Free Vulnerability
Linux kernel contains a use-after-free vulnerability in the netfilter: nf_tables component that allows an attacker to achieve local privilege escalation.
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Risk Analysis
The Linux kernel contains a use-after-free vulnerability in the netfilter: nf_tables component, allowing local privilege escalation. The high EPSS score of 0.85191 indicates a significant likelihood of exploitation.
This vulnerability is actively exploited in the wild and is listed in CISA's KEV catalog. Attackers are leveraging this flaw for local privilege escalation.
Linux administrators should apply the latest kernel updates to patch the netfilter: nf_tables component. Ensure systems are regularly updated to mitigate local privilege escalation risks.
Technical Analysis
CVE-2024-1086 requires local access, meaning attackers must already have a foothold on the target system.
Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
CISA has added CVE-2024-1086 to the Known Exploited Vulnerabilities (KEV) catalog, confirming active exploitation in the wild. U.S. federal agencies are required to patch this within the mandated timeframe, and all organizations should treat remediation as urgent.
Affected Vendors & Products
Exploit & PoC Resources
All References (1)
Quick Facts
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2024-1086 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
- !CISA KEV: Federal agencies must patch per BOD 22-01 timeline
- !Active exploitation confirmed — treat as P1