CVE-2026-101941 Null dereference in Junos OS
A configured BGP neighbor can crash the routing daemon via a null pointer dereference when specific tracing and resolution-map settings are enabled.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-101941?
CVE-2026-101941 is a high-severity vulnerability in Juniper Networks Junos OS, published on 14 Oct 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A NULL Pointer Dereference vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows a configured BGP neighbor to cause a denial of service via a BGP route update when specific routing-policy resolution-map and policy event-tracing configuration is enabled.
Weakness: CWE-476
Which versions are affected by CVE-2026-101941?
How do I fix CVE-2026-101941?
No fix has been published for CVE-2026-101941 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-101941 being exploited?
There is no known exploitation of CVE-2026-101941 in the wild and no public exploit code.
Sources
Also known as GHSA-v9vf-m7f2-44g8.