CVE-2026-63835
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
- This vulnerability prevents OGM aggregation on disabled hardif.
- Who is affected
- Deployments using batman-adv.
- Urgency
- Remediation is not urgent as there is no known exploitation.
- Action
- Apply the fix for CVE-2026-63835.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.17% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 7% of all EPSS-scored CVEs.
Advisory coverage (3)
- unknownMultiples vulnérabilités dans le noyau Linux de Debian LTS (31 juillet 2026)cert-fr-avis · 2026-07-31
- unknownCVE-2026-63835: In the Linux kernel, the following vulnerability has been resolved: batman-adv: v: prevent OGM…nvd · 2026-07-19
- mediumCVE-2026-63835: batman-adv: v: prevent OGM aggregation on disabled hardifmsrc · 2026-07-14
External references
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[](https://www.csirts.com/cve/CVE-2026-63835)