Signal is active with 1 mentions in latest observed window
Recommended action window: Monitor and triage in normal cycle
NVD description
RTKLIB through 2.4.3 contains an off-by-one out-of-bounds read vulnerability in the decode_ssr3 function at src/rtcm3.c:1446 that allows remote attackers to trigger a global buffer overflow via crafted RTCM3 SSR messages with attacker-controlled signal mode fields. Remote attackers can exploit this vulnerability by sending malicious SSR correction streams over NTRIP or serial connections to cause denial of service or crash RTKLIB rovers and CORS servers.
Priority
LOW
Exploitation
NONE
PoC
YES
Patch
NONE
Momentum
NONE
If you run products in this scope, you should treat this CVE as relevant to your environment.
CVE-2026-56787 Off-by-One Out-of-Bounds Read in RTKLIB 2.4.3 Decode Function https://vulmon.com/vulnerabilitydetails?qid=CVE-2026-56787
Post summary
CVE-2026-56787 is an off‑by‑one out‑of‑bounds read vulnerability in RTKLIB 2.4.3's Decode function; no PoC, exploit, or patch details are included in the brief announcement.
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| Part | Vendor | Product | Version | Target SW | Target HW |
|---|---|---|---|---|---|
| App | rtklib | rtklib | - | - | - |