High severity · published Oct 26, 2026
CVE-2026-104591
libosmocore through 1.14.1 contains a buffer overflow in osmo_iuup_compute_payload_crc() in src/gsm/iuup.c
New
7.5
CVSS
0.2%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 13% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known