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CVE-20XX-?

CVE-2026-104591

7.5 HIGH 0.5% exploit odds Fix listed Denial of service

What it is

libosmocore through 1.14.1 contains a buffer overflow in osmo_iuup_compute_payload_crc() in src/gsm/iuup.c. This allows a remote attacker to cause a denial of service.

At a glance

Exploitability: Can be exploited over the network without logging in. High risk of service disruption.
Exploit odds: 0.5% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2026-10-26 19:16 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-10-29 21:17 UTC Last updatedMost recent change to the record

Details

Published: 2026-10-26 19:16 UTC
Last modified: 2026-10-29 21:17 UTC
Exploit probability: 0.5% · EPSS, next 30 days
Weakness: CWE-400 · Uncontrolled resource consumption
Record status: Deferred

Attack profile CVSS 3.1 · 7.5

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None
Scope: Unchanged
Confidentiality: None
Integrity: None
Availability: High

Raw vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Meme: I wake up, CVE-2026-104591

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Fix and advisories

https://github.com/osmocom/libosmocore/commit/0b0f165106b7918435a47f8cb28c651228b8e4aa

References

NVD record · CVE.org record