CVE-2023-2163

CRITICAL 10.0EPSS 3.5%

Incorrect verifier pruning in BPF in Linux Kernel >=5.4 leads to unsafecode paths being incorrectly marked as safe, resulting in arbitrary read/write inkernel memory, lateral privilege escalation, and container escape.

CVSS v3.1: 8.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
CVSS v3.1: 10.0 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N
EPSS: 3.55% chance of exploitation in the next 30 days, 88th percentile
Published: 2023-09-20
Updated: 2025-02-27

Proof-of-concept exploits (1)

letsr00t/CVE-2023-21631★ · 2024-11-27

References

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