CVE-2026-63834
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 restricts the number of unacked list entries in tp_meter.
- Who is affected
- Deployments using the batman-adv protocol.
- Urgency
- Remediation is necessary to prevent potential issues, although exploitation is not currently reported.
- Action
- Restrict the number of unacked list entries in tp_meter.
AI-assisted analysis generated from the source advisory — verify against the original.
⚡ Watch CVE-2026-63834
Get an email if CVE-2026-63834 is added to CISA KEV, gains public exploit code, or a new advisory cites it — max one per day, one-click unsubscribe.
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-2026-63834: In the Linux kernel, the following vulnerability has been resolved: batman-adv: tp_meter: rest…nvd · 2026-07-19
- mediumCVE-2026-63834: batman-adv: tp_meter: restrict number of unacked list entriesmsrc · 2026-07-14
External references
Embed the live status
— this badge updates automatically when the KEV or exploit status changes. How to embed it →
[](https://www.csirts.com/cve/CVE-2026-63834)