CVE-2026-118375

CRITICAL
INFO Priority: 0.03 BB Relevance: 78/100
Published: 2026-10-28 Modified: 2026-10-28 First seen: 2026-10-29 Status: active

Attack Surface

Network Low Complexity No Auth No Interaction Conf. Impact Integ. Impact

CVSS Vector Breakdown

AV: Network
AC: Low
PR: None
UI: None
AT: Present
VC: High
VI: High
VA: High

Description

llama.cpp b8841 before b11865 contains an out-of-bounds write vulnerability in the ggml-rpc RDMA transport rdma_recv() function that allows unauthenticated peers to overflow the rpc-server stack. Attackers advertising RDMA capabilities in the HELLO message can send up to 256 KiB into a 1-byte stack variable in rpc_serve_client(), crashing the server or potentially executing code.

Weakness Classification (1)

Affected Software (2)

VendorProductVersion
ggml-org llama.cpp b8841 < b11865
ggml-org llama.cpp b8841 < b11865

Bug Bounty Relevance

78 / 100
✓ Network accessible
✓ No authentication
✓ Low complexity
✓ No user interaction

CVSS Score

9.2 / 10.0 v4.0
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

EPSS — Exploitation Probability

0.37%
Raw Score 0.003680
Percentile 30.6%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00368
2026-10-28
0.00368

Intelligence Sources

mitre ref →
nvd ref →