CVE-2026-72392
De multiples vulnérabilités ont été découvertes dans le noyau Linux de Debian LTS. Certaines d'entre elles permettent à un attaquant de provoquer une élévation de privilèges, une atteinte à la confidentialité des données et un déni de service.
CSIRTS triage
- What
- NULL dereference in IPv6 FIB6 walk continue on multi-batch dump causes kernel panic.
- Who is affected
- Systems performing IPv6 routing table dumps with multi-batch operations.
- Urgency
- Moderate priority; denial of service through kernel panic in IPv6 FIB operations.
- Action
- Apply kernel patch fixing NULL pointer check in fib6_walk_continue() for multi-batch dumps.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.22% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 12% of all EPSS-scored CVEs.
Advisory coverage (3)
- unknownMultiples vulnérabilités dans le noyau Linux de Debian LTS (11 septembre 2026)cert-fr-avis · 2026-09-11
- unknownCVE-2026-72392: In the Linux kernel, the following vulnerability has been resolved: ipv6: fib6: fix NULL deref…nvd · 2026-08-15
- mediumCVE-2026-72392: ipv6: fib6: fix NULL deref in fib6_walk_continue() on multi-batch dumpmsrc · 2026-08-11
External references
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[](https://www.csirts.com/cve/CVE-2026-72392)