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CVE-2026-53131

In the Linux kernel, the following vulnerability has been resolved: netfilter: require Ethernet MAC header before using eth_hdr() , , the , , and ipset types, and access after eith

Published Jun 25, 2026 · updated Oct 15, 2026 · Canonical Ubuntu

In the Linux kernel, the following vulnerability has been resolved: netfilter: require Ethernet MAC header before using eth_hdr() , , the , , and ipset types, and access after either assum

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Jun 25, 2026 · NIST NVD

    Detected

    In the Linux kernel, the following vulnerability has been resolved: netfilter: require Ethernet MAC header before using eth_hdr() , , the , , and ipset types, and access after either assuming that the skb is associated with an Ethernet device or checking only that the bytes at lie between and . Make these paths first verify that the skb is associated with an Ethernet device, that the MAC header wa

  2. Oct 15, 2026 · NIST NVD

    Updated

    In the Linux kernel, the following vulnerability has been resolved: netfilter: require Ethernet MAC header before using eth_hdr() , , the , , and ipset types, and access after either assuming that the skb is associated with an Ethernet device or checking only that the bytes at lie between and . Make these paths first verify that the skb is associated with an Ethernet device, that the MAC header wa

Affected

  • cpe linux/linux kernelversion unspecified
  • cpe linux/linux kernel2.6.12

Sources

  • CVE.orgVulnerability recordCVE-2026-53131

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-53131

    30-day exploitation probability 0.4%

    first.org
  • NIST NVDVulnerability recordCVE-2026-53131

    In the Linux kernel, the following vulnerability has been resolved: netfilter: require Ethernet MAC header before using eth_hdr() , , the , , and ipset types, and access after either assum

    nvd.nist.gov
  • Ubuntu Security NoticesVendor advisoryCVE-2026-53131

    Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - S390 architecture; - IIO ADC drivers; - Multiple devices driver; - PCI subsystem; - VFIO drivers;

    ubuntu.com

References

CVE-2026-53131 · ZeroDay Findings